Dietary Composition
Bullfrog (Lithobates catesbeianus)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | See citation Table 1 | Frequency of occurrence | M | Adult | 47 | Caohai: 27°42' N 100°51' E | Exposure Factor Datasets | CHINA |
| Dietary Composition | See citation Table 1 | Frequency of occurrence | F | Adult | 45 | Caohai: 27°42' N 100°51' E | Exposure Factor Datasets | CHINA |
| Dietary Composition | See citation Table 1 | Frequency of occurrence | NR | Juvenile | 21 | Caohai: 27°42' N 100°51' E | Exposure Factor Datasets | CHINA |
| Dietary Composition | See citation Table 1 | Frequency of occurrence | M | Adult | 40 | Shiping: 23°42' N 102°28' E | Exposure Factor Datasets | CHINA |
| Dietary Composition | See citation Table 1 | Frequency of occurrence | F | Adult | 37 | Shiping: 23°42' N 102°28' E | Exposure Factor Datasets | CHINA |
| Dietary Composition | See citation Table 1 | Frequency of occurrence | NR | Juvenile | 24 | Shiping: 23°42' N 102°28' E | Exposure Factor Datasets | CHINA |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Countries |
|---|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Frequencies of occurrence: Terrestrial prey (86.96 %) Aquatic prey (28.26 %) Amphibious prey (30.43 %) Arthropod remains (21.74 %), Undetermined remains (15.22 %) | Frequency of occurrence | M | Adult | 46 | 20⁰45'S, 42⁰07'W | Exposure Factor Datasets | NR | NR | BRAZIL |
| Dietary Composition | Frequencies of occurrence: Terrestrial prey (63.64 %) Aquatic prey (39.39 %) Amphibious prey (33.33 %) Arthropod remains (21.21 %), Undetermined remains (9.09 %) | Frequency of occurrence | F | Adult | 33 | 20⁰45'S, 42⁰07'W | Exposure Factor Datasets | NR | NR | BRAZIL |
| Dietary Composition | Frequencies of occurrence: Terrestrial prey (79.41 %) Aquatic prey (26.47 %) Amphibious prey (3.26 %) Arthropod remains (20.59 %), Undetermined remains (11.76 %) | Frequency of occurrence | NR | Juvenile | 34 | 20⁰45'S, 42⁰07'W | Exposure Factor Datasets | NR | NR | BRAZIL |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Condition | Countries |
|---|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | See Table 1 in citation | Frequency of occurrence | B | Both Adults and Juveniles | 21 males, 14 females, 159 juveniles | Kyoto | Exposure Factor Datasets | NR | NR | JAPAN |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Annelida (4.60), Arachnida (18.80), Crustacea (3.80), Insecta 54.80), Mollusca (0.40), Myriapoda (3.80), Anura (11.30), Osteichthyes (2.50) | Precentage of occurrence | B | Both Adults and Juveniles | 181 | 25°18’47"S, 48°58’07"W; 25°17’09"S, 49°00’05"W; 25°14’21"S, 49°02’10"W | Exposure Factor Datasets | 173 adults, 8 young females | BRAZIL |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | See citation Table 1 for percentage of occurrence frequency of 15 prey items | B | Both Adults and Juveniles | 64 | Between 31⁰47'47.23"N, 116°30'04.02"W and between 31°47'55.46"N, 116°29'17.39"W | Exposure Factor Datasets | NR | MEXICO |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | See citation Table 2 for number of prey | B | Adult | 82 | 31.2515°S, 69.4417°W | Exposure Factor Datasets | NR | ARGENTINA |
| Dietary Composition | See citation Table 2 for number of prey | B | Juvenile | 87 | 31.2515°S, 69.4417°W | Exposure Factor Datasets | NR | ARGENTINA |
Deer Mouse (Peromyscus maniculatus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | ANIMAL MATTER: Coleoptera adults (4.8); Coleoptera larvae (0.1); Grasshoppers (2.5); Leaf hoppers (7.0); Lepidoptera adults (0.5); Lepidoptera larvae (1.3); Spiders (0.3); PLANT MATTER: Seeds (65.4); Total forbs (4.3) - Kochia scoparia (0.6); Total grasses and sedges (4.8); Total shrubs (2.6). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 97 | Pawnee National Grassland | Exposure Factor Datasets |
| Dietary Composition | ANIMAL MATTER: Coleoptera adults (11.0); Coleoptera larvae (3.6); Grasshoppers (6.4); Leaf hoppers (13.3); Lepidoptera adults (2.3); Lepidoptera larvae (19.4); Spiders (2.6); PLANT MATTER: Seeds (22.5); Total forbs (4.7) - Kochia scoparia (1.9); Total grasses and sedges (4.0); Total shrubs (3.8). | estimated percent volume, by ranking method, of total matter in stomach contents | % | Both Male and Female | Both Adults and Juveniles | 108 | Pawnee National Grassland | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | see citation | monthly % volume of food items (detailed species-specific list) in feces | % | Both Male and Female | Not Reported | 15-47/mo | Irvine Ranch | Exposure Factor Datasets | Orange |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | ARTHROPODS (78-95%); SEEDS, Halogeton (0-58%), Shadscale (0-27%); grass (0-19%); prickly pear (0-34%), Tansy mustard (0-8%); LEAVES, Halogeton (2-39%), Shadscale (3-14%); grass (17-34%), Tansy mustard (0-11%), peppergrass (0-5%); Russian thistle (0-12%); MISC., mammalian hair (3-13%), prickly pear stems (0-9%) | range of % frequency of food items in stomachs over 3 mo. | % | Not Reported | Not Reported | 405 | Raft River Valley; Cassia County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | ARTHROPODS (81% total) - Lepidoptera larvae (91); Coleoptera (6); June beetles (0); Jerusalum crickets (1); Ants (1); Orthoptera (0); Spiders (1); Lygaeid bugs (0); Scorpions (0); Solfugids (0); Diptera (1);GREEN VEGETATION (19% total); SEEDS (0% total). | % weight of prey in fecal pellets | % | Both Male and Female | Both Adults and Juveniles | 40 | Mono Lake (elev., 2000m) | Exposure Factor Datasets | Mono |
| Dietary Composition | ARTHROPODS (84-89% total) - Lepidoptera larvae (11-14); Coleoptera (4-11); June Beetles (54-75); Jerusalum crickets (0-13); Ants (0-1); Orthoptera (1-4); Spiders (1); Lygaeid bugs (0-1); Scorpions (0-1); Solfugids (0-1); Diptera (2-4); GREEN VEGETATION (0% total); SEEDS (11-16% total). | % weight of prey in fecal pellets; range of mean values over 2 yrs | % | Both Male and Female | Both Adults and Juveniles | 25-31 | Mono Lake (elev. 2000m) | Exposure Factor Datasets | Mono |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | see citation | figure of preferred food items ranked by Rodger's index | Both Male and Female | Both Adults and Juveniles | 12 | captured in Ontario, Canada | Exposure Factor Datasets | Laboratory |
American Kestrel (Falco sparverius)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | invertebrates (157.5), reptiles (0), birds (272.4), mammals (221.8) | amount of prey taken by prey weight | g | Male | Adult | 5 | Hollister Basin (elev. 48-210 m) | Exposure Factor Datasets | San Benito, Santa Clara |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | insects (97%), isopod (5%), birds (27%), mammals (25%) | percent occurrence in sample pellets | Not Reported | Not Reported | Not Reported | agricultural lands | Exposure Factor Datasets | Tulare |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | white-footed mice (6.0%), meadow mice (78.9%), shrews (1.3%), pocket gopher (1.0%), uinta ground squirrel (0.3%), sm-med sized birds (5.7%), insects (59.9%) | percent occurrence of prey items in pellets during nesting | % | Not Reported | Not Reported | 299 pellets from 8 nests | Jackson Hole | Exposure Factor Datasets |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Newly metamorphosed and larval Rana (87%), Aquatic snails (5%), Adult and larval aquatic Coleoptera (3%), Adult and larval Odonata (3%), Other (2%) | Total percent volume of stomach contents, frog snout-vent length range = 90 - 190 mm | Both Male and Female | Adult | 138 | Wall Lake, southeast Catron County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Insecta (20.6%); Arachnida (4.8%); Amphibia (27.4%); Diploda (0.3%); Gastropoda (1.0%); Crustacea (4.3%);Teleosts (0.6%); Mammalia (5.0%); Oligochaeta (1.3%); Reptilia (6.4%); Pebbles and sand (8.0%); Vegetative material (12.3%); Digested material (7.3%) | % weight of an item; obtained by dividing the weight of a specific item by the total weight of all items; obtained from stomach contents | Both Male and Female | Both Adults and Juveniles | 129 | ponds, Hanover County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Gastropoda (0.7%), Arachnida (0.2%), Crustacea (12.8%), Insecta (81.5%), Chilopoda (0.2%), Osteichthyes, Cyprinidae (8.7%), Ictaluridae (10.1%), Centrarchidae (2.9%), Amphibia (0.7%), Mammalia (0.5%) | Percent stomachs containing item | Not Reported | Not Reported | 415 | ponds, Comanche and Kiowa counties | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Coleoptera (2.3-6.5%), Wasps and bees (1.1-4.7%), Ants (0-3.5%), Homoptera (2.3-6.0%), Odonata (12.4-17.5%), Larval Lepidoptera (0.5-2.1%), Diptera (3.7-10.5%), Arachnids (0-3.2%), Miscellaneous terrestrial(10.5-11.1%), Hemiptera (19.2-23.2), Larval Odonata (3.4-5.0%), Larval Diptera (4.4-7.2%), Miscellaneous aquatic (1.9-7.4%), Frogs (5.1-14.5%), Metamorphosing Odonates (0-5.7%), Miscellaneous (1.8-7.3) | Percentage of bullfrog diet items | Both Male and Female | Both Adults and Juveniles | 23-46 | Turkey Marsh, Kellogg Biological Station, Kalamazoo County | Exposure Factor Datasets |
Burrowing Owl (Athene cunicularia formerly Speotyto cunicularia)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (85), insects (170), birds (3), spiders (0), reptiles (1) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 60 pellets | Crooked River National Grassland | Exposure Factor Datasets |
| Dietary Composition | mammals (28), insects (22) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 20 pellets | Crooked River National Grassland | Exposure Factor Datasets |
| Dietary Composition | mammals (414), insects (259), birds (3), spiders (2) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 228 pellets | Crooked River National Grassland | Exposure Factor Datasets |
| Dietary Composition | mammals (50), insects (108), birds (1) | number of prey items found in sample pellets | Both Male and Female | Both Adults and Juveniles | 39 pellets | Crooked River National Grassland | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|
| Dietary Composition | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | CANADA, MEXICO, USA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Countries |
|---|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (4.7%), birds (50.4%), amphibians (1.3%), reptiles (12.8%), insects (30.8%) | percent composition of diet by biomass | % | Not Reported | Adult | 396 identified prey items | Sierra de Bahoruco | Exposure Factor Datasets | nesting | DOMINICAN REPUBLIC |
Pallid Bat (Antrozous pallidus)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Dietary Composition | Review | Both Male and Female | Not Reported | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Countries |
|---|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Lepidoptera (48%), Coleoptera (25%), Orthoptera (14%), Other (Neuroptera, Chilopoda, Hymenoptera, Isoptera, Arachnida, Diptera, Odonata, Perognathus flavus; 13%) | percent occurrence in diet based on on culled parts and scat analysis | % | Not Reported | Adult | 150 bats | Hidalgo county | Exposure Factor Datasets | breeding | MEXICO |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Lepidoptera (22.2), Gryllidae or Tettigoniidae (11.1), unident. insects (38.9), unident. Coleoptera (1.7), Cercopidae and Cicadellidae (1.7), Mymeleontidae (8.9), Carabidae (11.1), unident. Orthoptera (4.4) | percent volume of stomach contents | % | Not Reported | Not Reported | 9 | Big Bend National Park | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Lepidoptera (20.0), unident. Orthoptera (60.0), unident. insects (20.0) | Percent volume of stomach contents | % | Not Reported | Not Reported | 5 bats | Exposure Factor Datasets |
Western Pond Turtle (Actinemys marmorata formerly Clemmys marmorata)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Algae (2.00); Nematomorpha (0.25); Crustacea (2.55); Araneae (0.15); Odonata nymphs (10.15); Ephemeroptera nymphs (4.60); Trichoptera larvae (17.25); Hemiptera nymphs (0.58); Hemiptera adults (0.41); Orthoptera adults (1.60); Coleoptera larvae (7.95); Coleoptera adults (0.48); Diptera larvae (4.45), Diptera adults (0.30); Osteichthyes (0.90); Amphibia (1.20); Other (0.80) | volume (cc) of food items in stomach contents determined by water displacement | cc | Not Reported | Juvenile | 30 | Hayfork Creek (elev., 750m) | Exposure Factor Datasets | Trinity |
| Dietary Composition | Algae (18.00); Other vegetation (0.30); Nematomorpha (0.05); Crustacea (10.10); Araneae (0.15); Odonata nymphs (4.05); Ephemeroptera nymphs (0.15); Trichoptera larvae (19.80); Hemiptera nymphs (0.40); Hemiptera adults (0.30); Orthoptera adults (0.55); Coleoptera larvae (5.15); Coleoptera adults (0.30); Diptera larvae (0.66), Diptera adults (0.10); Osteichthyes (0.20); Amphibia (4.05); Other (1.35) | volume (cc) of food items in stomach contents determined by water displacement | cc | Female | Adult | 27 | Hayfork Creek (elev., 750m) | Exposure Factor Datasets | Trinity |
| Dietary Composition | Algae (4.00); Other vegetation (0.50); Crustacea (5.55); Odonata nymphs (5.00); Ephemeroptera nymphs (2.91); Trichoptera larvae (7.40); Hemiptera nymphs (0.10); Hemiptera adults (0.10); Orthoptera adults (0.20); Coleoptera larvae (0.75); Coleoptera adults (0.10); Diptera larvae (9.15); Osteichthyes (10.90); Amphibia (7.80); Other (0.50) | volume (cc) of food items in stomach contents determined by water displacement | cc | Male | Adult | 20 | Hayfork Creek (elev., 750m) | Exposure Factor Datasets | Trinity |
San Joaquin Kit Fox (Vulpes macrotis ssp. mutica)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Jerusalem crickets (20%), unident. insects (4%), unident. birds (10%), desert cottontail (1%), rabbits (5%), California ground squirrel (27%), pocket mice (13%), western harvest mice (9%), Peromyscus sp. (9%), unident. cricetid rodents (5%) | percent volume of total prey items in scat | % | Both Male and Female | Not Reported | 10 scats | Bethany Reservoir | Exposure Factor Datasets | Alameda |
| Dietary Composition | unident. vegetation (4%), California ground squirrel (83%), California pocket mice (2%), Peromyscus sp. (5%), unident. cricetid rodents (5%) | percent volume of total prey items in scat | % | Both Male and Female | Not Reported | 10 scats | Bethany Reservoir | Exposure Factor Datasets | Alameda |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | see figure | bar graph showing use of leporids, rodents, insects and other food items over 6 years | Not Reported | Not Reported | 449 scat samples | Naval Petroleum Reserves in California | Exposure Factor Datasets | Kern |
Sideblotched Lizard (Uta stansburiana)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Orthoptera (31.3%); Coleoptera (5.7%); Hymenoptera (3.8%); Hemiptera (20.0%); Homoptera (1.9%); Lepidoptera (14.4%); Araneida (16.3%) | % volume in stomach contents | % | Not Reported | Not Reported | 8 | Owyhee Upland Province | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Araneae (3.0%); Acari (1.0%); Solifugae (<0.1%); Hexapoda (2.4%); Collembola (0.3%); Thysanura (0.1%); Orthoptera (3.6%); Dermaptera (0.1%); Isoptera (0.5%); Thysanoptera (0.2%); Hemiptera (8.3%); Homoptera (3.5%); Neuroptera (0.8%); Coleoptera (11.9%); Lepidoptera (3.3%); Diptera (1.4%); Hymenoptera (59.2%); Insect eggs (0.5%); Plants (0.1%) | % of total number of prey items in stomach contents | % | Not Reported | Not Reported | 266 | Eddy and Lea counties | Exposure Factor Datasets |
| Dietary Composition | Araneae (1.2); Acari (1.8); Solifugae (1.0); Hexapoda (26.3); Collembola (2.5); Thysanura (1.0); Orthoptera (1.2); Dermaptera (1.0); Isoptera (15); Thysanoptera (1.5); Hemiptera (2.3); Homoptera (1.8); Neuroptera (1.3); Coleoptera (2.2); Lepidoptera (1.7); Diptera (1.3); Hymenoptera (9.3); Insect eggs (9.0); Plants (1.0) | mean number of prey eaten per lizard eating such prey (estimated from stomach contents) | # prey/lizard | Not Reported | Not Reported | 266 | Eddy and Lea counties | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Arachnids (2.4-22.4%); Orthopterans (0-16.7%); Isopterans (0-17.5%); Coleopterans (8.2-45.7%); Hemipterans (0-47.9%); Homopterans (0-34.8%); Neuropterans (0-1.3%); Lepidopterans (2.8-34.0%); Dipterans (0-9.3%); Hymenopterans (4.3-72.8%) | range of monthly percentages of total volume of food in stomach contents | % | Not Reported | Not Reported | 7-24 lizards/mo | Exposure Factor Datasets |
Coachella Valley Fringe-toed Lizard (Uma inornata)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Overall Total (2779); Arthropod Total (658); Vertebrate Total (2); Plant Total (2113): Includes; Insects, Coleoptera (49); Hemiptera (27); Homoptera (503); Hymenoptera (59); Lepidoptera (10); Neuroptera (2); Orthoptera (13); Lizards, Phrynosomatidae (2); Plants, Asteraceae (70); Boraginaceae (3); Euphorbiaceae (6); Fabaceae (107) and Loasaceae (1927) | total numbers of food items found in stomach contents | # | Male | Adult | 23 | Whitewater Floodplain Reserve, Palm Springs | Exposure Factor Datasets | Riverside |
| Dietary Composition | Overall Total (629); Arthropod Total (201); Vertebrate Total (1); Plant Total (332): Includes; Insects, Coleoptera (28); Diptera (5); Hemiptera (25); Homoptera (177); Hymenoptera (48); Lepidoptera (3); Orthoptera (4); Snakes, Crotalidae (1); Plants, Asteraceae (42); Boraginaceae (8); Fabaceae (71) and Loasaceae (211) | total numbers of food items found in stomach contents | # | Female | Adult | 13 | Whitewater Floodplain Reserve, Palm Springs | Exposure Factor Datasets | Riverside |
| Dietary Composition | Overall Total (673); Arthropod Total (268); Vertebrate Total (2); Plant Total (360): Includes; Insects, Coleoptera (12); Diptera (1); Hemiptera (16); Homoptera (10); Hymenoptera (259); Lepidoptera (1); Neuroptera (3); Orthoptera (1); Lizards, Phrynosomatidae (1); Snakes, Crotalidae (1); Plants, Asteraceae (107); Boraginaceae (99); Euphorbiaceae (2); Fabaceae (33) and Loasaceae (119) | total numbers of food items found in stomach contents | # | Male | Adult | 17 | Whitewater Floodplain Reserve, Palm Springs | Exposure Factor Datasets | Riverside |
| Dietary Composition | Overall Total (837); Arthropod Total (383); Vertebrate Total (1); Plant Total (277): Includes; Insects, Coleoptera (8); Diptera (2); Hemiptera (34); Homoptera (45); Hymenoptera (461); Neuroptera (1); Lizards, Phrynosomatidae (2); Plants, Asteraceae (85); Boraginaceae (65); Loasaceae (128) | total numbers of food items found in stomach contents | # | Female | Adult | 17 | Whitewater Floodplain Reserve, Palm Springs | Exposure Factor Datasets | Riverside |
Pacific Treefrog (Pseudacris regilla formerly Hyla regilla)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Collembola (8.2%); Lepidoptera larvae (14.8%); Hymenoptera (6.6%); Diptera adult (14.5%); Diptera larvae (8.2%); Coleoptera adults (32.8%); Coleoptera larvae (19.7%); Aranea (9.9%); Acarina (3.3%); Isopoda (9.9%); Chilopoda (4.9%); Pulmonata (11.3%); Megadrili (4.9%) | % frogs in which each item occurred in stomach contents | % | Not Reported | Not Reported | 61 | Lakeport (elev., 1300 ft) | Exposure Factor Datasets | Lake |
| Dietary Composition | Collembola (1.4%); Lepidoptera larvae (4.1%); Hymenoptera (4.1%); Diptera adult (8.1%); Diptera larvae (1.4%); Coleoptera adults (14.9%); Coleoptera larvae (4.1%); Plecoptera (2.7%); Hemiptera (6.8%); Aranea (6.8%); Acarina (1.4%) | % frogs in which each item occurred in stomach contents | % | Both Male and Female | Not Reported | 74 | Eureka | Exposure Factor Datasets | Humboldt |
Light-footed Clapper Rail (Rallus longirostris ssp. levipes)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | amphipods, garden snails, crane flies, house mice, California voles | unquantified dietary items identified in regurgitated pellets | Not Reported | Adult | Not Reported | upper Newport Bay | Exposure Factor Datasets | Orange |
Common Garter Snake (Thamnophis sirtalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Hyla (55.5%); Catostomus (21.8%); Microtus (5.4%); Rhinichthys (11.5%) | % of total volume of stomach contents | % | Both Male and Female | Not Reported | <110 | Kyburz Flat | Exposure Factor Datasets | Sierra |
Great Horned Owl (Bubo virginianus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Sylvilagus spp. (1.0%), unident. lagomorphs (0.2%), Peromyscus maniculatus (42.%), Microtus monatus (23.7%), unident. rodents (2.9%), Myotis spp. (1.9%), unident. mammal (1.5%), Podiceps nigricollis (1.0%), unident. rail (0.2%), Larus californicus (1.7%), unident. owl (0.4%), unident. blackbird (0.4%), unident. large bird (4.6%), unident. medium bird (1.2%), unident. small bird (6.9%), unident. vertebrate (1.0%), insects (8.3%), scorpions (0.4%) | percent occurence of prey items in pellets | Not Reported | Not Reported | 219 pellets, 518 remains | Paoha Island, Mono Lake | Exposure Factor Datasets | Mono |
| Dietary Composition | Lepus californicus (0.2%), Sylvilagus spp. (6.0%), unident. lagomorphs (1.7%), Peromyscus maniculatus (69.2%), Microtus monatus (0.7%), Dipodomys spp. (0.6%), unident. rodents (0.4%), Myotis spp. (1.1%), unident. chiropteran (0.2%), unident. mammal (3.9%), Larus californicus (1.3%), unident. large bird (7.1%), unident. medium bird (1.1%), unident. small bird (0.9%), unident. vertebrate (4.3%), insects (1.5%) | percent occurence of prey items in pellets | Not Reported | Not Reported | 188 pellets, 536 remains | Negit Island, Mono Lake | Exposure Factor Datasets | Mono |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | rodents (98.5%), birds + insects + reptiles + lagomorphs (1.5%) | percent of prey types in diet (seasonal average) | Not Reported | Adult | 522 pellets | near Bariloche, northwest. Patagonia | Exposure Factor Datasets | ARGENTINA |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | white-footed mice (58.2%), meadow mice (28.0%), other small mammals (2.8%), medium sized mammals (5.1%), gamebirds and sm-med sized birds (4.8%), other birds (1.2%) | percent occurrence of prey items in pellets | Not Reported | Not Reported | 297 pellets from 14 owls | Superior township | Exposure Factor Datasets | |
| Dietary Composition | white-footed mice (3.6%), meadow mice (64.5%), shrews (0.3%), weasels (0.6%), red squirrel (0.3%), pocket gopher (23.5%), snowshoe rabbit (2.8%), ruffed grouse (1.4%) sage grouse (0.3%), mallard (0.6%), sm-med sized birds (1.4%), sucker (0.8%) | percent occurrence of prey items in diet during nesting | % | Not Reported | Not Reported | 361 food items, 4 nests | Jackson Hole | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Microtus (66.7%), Peromyscus (27.6%), Dipodomys (1.1%), Sylvilagus (0.3%), Euphagus cyanocephalus (0.3%), Sorex (0.2%), Tadarida brasiliensis (0.2%), Mustela frenata (0.2%), unident. bird (1.4%), unident. small mammal (0.7%), insect (1.3%) | percent occurence of prey items in pellets | Not Reported | Not Reported | 107 pellets | Tule Lake National Wildlife Refuge | Exposure Factor Datasets | Siskiyou |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Sylvilagus nuttallii (12.4%), Spermophilus washingtoni (0.4%), Thomomys talpoides (29.7%), Perognathus parvus (12.5%), Dipodomys ordii (1.4%), Reithrodontomys megalotis (0.3%), Peromyscus maniculatus (6.2%), Neotoma cinerea (2.1%), Microtus montanus (7.7%), Mus musculus (0.2%), unident. microtinae (4.5%), Mustela frenata (0.4%), Anas platyrynchos (2.6%), Phasianus colchicus (2.5%), Fulica americana (1.5%), Charadrius vociferus (0.2%), Tyto alba (10.7%), Sternella neglecta (0.2%), unident. Fringillidae (0.2%), unident. Passeriformes (1.2%), unident. snake (1.4%), Cyprinus carpio (1.3%), Stenopelmatus spp (0.2%) | percent of total prey biomass | Not Reported | Not Reported | 234 pellets | Esquatzel Coulee, Franklin County | Exposure Factor Datasets |
Western Meadowlark (Sturnella neglecta)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | grain (30.8), weed seed (5.3), miscell. vegetable (0.6), Coleoptera (21.3), Orthoptera (20.3), Lepidoptera (12.2), Hemiptera (1.7), Hymenoptera (5.6), Diptera (0.1), Arachnida (0.2), miscell. insects (1.9) | percent contribution to the diet by volume, based on stomach content analyses | % | Not Reported | Not Reported | ~2,000 stomachs | Exposure Factor Datasets |
Coyote (Canis latrans)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mule deer (8.7%); cattle (4.4%); sheep (17.4%); coyote (8.7%); Microtus sp. (56.5%); Eutamias (13%); Thomomys sp. (8.7%); Marmota flaviventris (4.4%); Citellus beldingi (4.4%); Erethizon dorsatum (8.7%); song birds (21.7%); grasshoppers (13.0%); other insects (34.8%); pine and fir needles (30.4%); grass (56.5%); other vegetable matter (13.2%) | % of scats containing food item | % | Both Male and Female | Juvenile | 23 scats | Sagehen Creek Field Station, Truckee | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | rodent (19.2%); deer (5.0%); other stock (12.4%); rabbit (41.5%); misc. (12.4%); sheep (6.6%); bird (2.1%); vegetation (0.8%) | overall % volume of stomach contents | % | Not Reported | Not Reported | 94 | eastern region | Exposure Factor Datasets |
| Dietary Composition | rodent (24.4%); deer (9.2%); other stock (7.6%); rabbit (26.4%); misc. (10.3%); sheep (5.3%); bird (8.2%); vegetation (8.6%) | overall % volume of stomach contents | % | Not Reported | Not Reported | 297 | southern region | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (80%; deer 45.4%, rabbits 23.7%); birds (2.0%); reptiles (0.7%); insects (10.5%); vegetation (46.7%) | % of scats containing food item | % | Not Reported | Not Reported | 152 scats | Billings County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | rabbits (70.6%); livestock (14.0%); mice (10.5%); birds (4.2%) | % volume of principal foods in stomachs, body weight range 14.5 - 37.0 lbs | % | Both Male and Female | Not Reported | 151 | Exposure Factor Datasets | |
| Dietary Composition | plant foods (29.2%); rabbits (27.6%); mice and rats (24.6%); livestock (7.4%) | % volume of principal foods in scats | % | Both Male and Female | Not Reported | 147 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | rodents (53%); fruits and seeds (32%); deer (20%); insects (19%); avian (19%); lagomorphs (11%); armadillo (9%); cattle (6%); reptile (4%) | overall % occurrence in scats | % | Both Male and Female | Both Adults and Juveniles | 361 scats | Wichita Mountains National Wildlife Refuge | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mule deer (7%); small mammals (67%); reptiles (11%); insects (8%); fruits (5%); other (21%) | % frequency of food items in scats | % | Not Reported | Not Reported | 60 | Sierra National Forest (elev. 300 -3900 m) | Exposure Factor Datasets | Fresno |
| Dietary Composition | mule deer (3%); small mammals (30%); birds (6%); reptiles (6%); insects (8%); fruits (64%); other (4%) | % frequency of food items in scats | % | Not Reported | Not Reported | 216 | Sierra National Forest (elev. 300 -3900 m) | Exposure Factor Datasets | Fresno |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | rabbits (51.0%); mice (12.3%); other mammals (8.0%); birds (2.7%); plants (0.3%); misc. (0.2%) | % volume of food items in stomach contents | % | Not Reported | Not Reported | 222 | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | mammals (28.9%; cottontail rabbit, 12.1%, Botta's pocket gopher, 6.8%); birds (15.9%); vegetation (21.7%); misc. (16.7%) | % frequency of occurrence of items in scats | % | Not Reported | Not Reported | 97 scats | El Cajon, near San Diego | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | deer (41.8%); livestock (23.3%); mice (3.6%); porcupine (4.0%); snowshoe hare (12.8%); striped skunk (2.0%); red squirrel (0.7%); muskrat (1.8%); beaver (0.6%); racoon (0.2%); ruffed grouse (1.0%); bird (0.1%); poultry (1.4%); unknown (2.0%) | % weight of item in stomach contents | % | Not Reported | Not Reported | 1204 | Aitkin and Itasca counties | Exposure Factor Datasets |
Ensatina (Ensatina eschscholtzii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | Crustacea (1); Arachnida (19); Diplopoda (5); Chilopoda (3); Hexapoda (32) | number of each item in stomach contents | Both Male and Female | Both Adults and Juveniles | 21 | Portland, Multnomah County | Exposure Factor Datasets |
Sea Otter (Enhydra lutris)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | abalone (43%), crabs (16%), urchins (13%), other (28%) | The composition is based on occurrence of observed items. | Both Male and Female | Not Reported | 15-170 | Diablo Canyon nuclear power plant; Point San Luis to Point Buchon | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | clams (34-61%), mussels (7-20%), crabs (2-11%), other invertebrates (4-5%), unknown prey (12-33%) | relative occurences of prey items in diet, based on observation (range crosses three locations) | Not Reported | Adult | 752-833 foraging dives/site | Prince William Sound | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | sea urchins (47.8-70.2%), mussels (0.4-3.1%), sea stars (0.5-0.8%), crabs (1.4-5.2%), clams (0.4-1.8%), octopus (0.0-0.9%), anemone (0.0-0.2%), algal holdfasts (0.0-2.6%), fish (0.0-12.3%), fish eggs (0.0-0.9%), chitons (0.2-0.8%), coralline algae (0.0-0.2%), unknown (14.6-26.7%), unsuccessful (3.4-7.1%) | percentage (ranges) of total dives that resulted in capture of different prey items at three locations | Not Reported | Not Reported | 425-584 dives/location | Amchitka and Attu (Aleutian Islands), and Blanco Reef, OR | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | pismo clams (559), unidentified bivalves (1), rock crabs (1), market crabs (1), unidentified crabs (1), unidentied food items (15) | number of prey retreived, based on observations from shore | Not Reported | Not Reported | 578 observed retrievals | Pismo Beach | Exposure Factor Datasets | San Luis Obispo |
Mallard duck (Anas platyrhynchos)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | animal (3.0%), plant (97.0%) | percent composition of esopageal food samples | Both Male and Female | Both Adults and Juveniles | 2,118 | Mississippi Alluvial Valley | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Dietary Composition | Sago pondweed (Potamogeton pectinatus); Leafy pondweed (P. foliosus); small pondweed (P. pusillus); smartweed (Polygonum amphibium); widgeon grass (Ruppia maritima); redhead grass (Potamogeton perfoliatus); muskgrass (Chara spp.); duckweeds (Lemna minor and L. trisulca); horned pondweed (Zannichellia palustris); duck potato (Sagittaria arifolia); water spikerush (Eleocharis acicularis) | Both Male and Female | Not Reported | Not Reported | lower Flathead Valley | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific |
|---|---|---|---|---|---|---|---|
| Dietary Composition | flora (2.6%), fauna (97.4%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 1-6 d |
| Dietary Composition | flora (10.5%), fauna (89.5%) | Both Male and Female | Juvenile | 94 | Bear River Migratory Bird Refuge | Exposure Factor Datasets | 7-12 d |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Location | Type |
|---|---|---|---|---|---|
| Dietary Composition | beechnuts, acorns, and slugs, snails, frogs or lizards (occasionally) | Not Reported | Not Reported | Central Valley | Exposure Factor Datasets |
Killdeer (Charadrius vociferus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | ad. Coleoptera (16%), larval Coleoptera (10%), other larval Diptera (58%), larval Lepidoptera (11%), miscellaneous (5%) | aggregate percentage of food items in diet, based on stomach content analysis | Not Reported | Adult | 7 birds | Texas High Plains | Exposure Factor Datasets |
Yuma Clapper Rail (Rallus longirostris ssp. yumanensis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | crayfish (94.67%), ground beetle (0.11%), unident. beetle (0.56%), weevils (2.78%), damselfly nymphs (0.11%), grasshoppers (0.11%), insect eggs (.11%), unident. parts (0.78%), spider (0.56%), seeds (0.11%), corbicula (0.06%), unident. mammal bone (0.06%) | dietary item occurence by volume in stomach contents | Not Reported | Adult | 9 stomachs | Topock Marsh to Imperial Lake | Exposure Factor Datasets | |
| Dietary Composition | isopoda (48.5%), unident. parts (1.50%), corbicula (50.00%) | dietary item occurence by volume in stomach contents | Not Reported | Adult | 2 stomachs | Gila/Colorado River confluence | Exposure Factor Datasets | |
| Dietary Composition | shrimp (0.25%), water beetle (56.50%), dragonfly nymphs (0.50%), damselfly nymphs (2.00%), leech (3.75%), unident. fish (31.75%) | dietary item occurence by volume in stomach contents | Not Reported | Adult | 4 stomachs | Colorado Delta | Exposure Factor Datasets | MEXICO |
Little Pocket Mouse (Perognathus longimembris)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | see citation | monthly % volume of food items (detailed species-specific list) in feces | % | Both Male and Female | Not Reported | 3 - 26/mo | Irvine Ranch | Exposure Factor Datasets | Orange |
| Exposure Endpoint Type | Endpoint Value | Sample Size | Location | Type |
|---|---|---|---|---|
| Dietary Composition | review | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Life Cycle Stage | Location | Type | Age-Specific | California Counties |
|---|---|---|---|---|---|---|
| Dietary Composition | ;a;lkfj;aldjg;alkjfg | Adult | Exposure Factor Datasets | 2.4 | Butte |
California Toad (Anaxyrus boreas ssp. halophilus formerly Bufo boreas ssp. halophilus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Isopoda (31.23%); Diplopoda (0.66%); Arachnida (2.14%); Orthoptera (0.35%); Dermaptera (2.65%); Coleoptera (54.06%); Lepidoptera (2.67%); Diptera (0.04%); Hymenoptera (5.92%); Unknown insects (0.3%) | % occurrence in fecal pellets examined | % | Not Reported | Adult | 320 fecal pellets/ 6 animals | residential lawn, Bakersfield [lat., 35^o21'N; long., 119^o09'W] | Exposure Factor Datasets | Kern |
Santa Cruz Long-toed Salamander (Ambystoma macrodactylum ssp. croceum)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Cast skin (10.4%); Annelida (6.5%); Mollusca (7.8%); Chilopoda (3.9%); Isopoda (46.8%); Araneida (1.3%); Collembola (2.6%); Lepidoptera (2.6%); Diptera (2.6%); Orthoptera (6.5%); Coleoptera (14.2%); Unidentified (1.3%) | % of total number of items in stomach contents | % | Not Reported | Adult | 38 | Ellicott Pond | Exposure Factor Datasets | Santa Cruz |
Striped Skunk (Mephitis mephitis)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | percent grasshoppers in stomach contents (43% of animals examined) | % grasshoppers | Not Reported | Not Reported | 230 animals | Ithaca | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Dietary Composition | see citation | stomach contents and fecal analysis | Both Male and Female | Adult | 149; 20 | Exposure Factor Datasets |
Double-crested Cormorant (Phalacrocorax auritus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | gunnels (5%), sculpins (1%), sand lance (44%), capelin (34%), flatfishes (11%), clupeids (4%), other (1%) | proportion of prey species in diet by percent volume | % | Not Reported | Both Adults and Juveniles | 187 | St. Lawrence Estuary and Gulf | Exposure Factor Datasets | CANADA |
Western Toad (Anaxyrus boreas formerly Bufo boreas)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Coleoptera (23.3%); Diptera (0.4%); Hymenoptera (75.3%); Lepidoptera (0.6%); Orthoptera (0.4%); Arachnoida (3.0%) and Diplopoda (0.6%) | % frequency of occurrence of prey items in stomach contents | % | Not Reported | Not Reported | 7 | Northern Flathead Valley | Exposure Factor Datasets |
Southern Long-toed Salamander (Ambystoma macrodactylum ssp. sigillatum)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Dietary Composition | Cast skin (2.1%); Isopoda (0.7%); Araneida (10.4%); Collembola (10.4%); Diptera (57.0%); Orthoptera (3.5%); Coleoptera (11.9%); Unidentified (4.2%) | % of total number of items in stomach contents | % | Not Reported | Adult | 20 | Mosquito Lakes (elev., 8050 ft) | Exposure Factor Datasets | Alpine |
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