Reptiles

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Pacific Green Turtle (Chelonia mydas)

Citation:
Chemical Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type Countries
DIELDRIN Not detected Plasma concentration Both Male and Female Juvenile 39 Punta Abreojos Toxicity Factor Datasets MEXICO
ENDRIN Not detected Plasma concentration of endrin aldehyde Both Male and Female Juvenile 12 Bahía Magdalena Toxicity Factor Datasets MEXICO
ARSENIC (elemental) 5.95 µg/g dw, 0.98 ww Plasma concentration Not Reported 9 Big Bend, Citrus County Toxicity Factor Datasets USA
ARSENIC (elemental) Review Kidney concentration Not Reported Not Reported See citation Toxicity Factor Datasets
ENDOSULFAN 5.2 ± 19.52 ng/g ww ? isomer fat concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
ENDOSULFAN 6.7 ± 16.37 ng/g ww ? isomer liver concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
ZINC (elemental) 3.34 ± 0.76 µg/g ww Albumen concentration Both Male and Female Embryo 48 eggs, 12 nests Chabahar Beach Toxicity Factor Datasets IRAN
ARSENIC (elemental) Reference intervals for blood concentration Both Male and Female Both Adults and Juveniles 49 Howick Group of Islands Toxicity Factor Datasets AUSTRALIA
SELENIUM (elemental) < LOD µg/g ww Blood concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
CADMIUM (elemental) 0.54 ± 0.31 µg/g ww Liver concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
COPPER (elemental) Review Blood concentration Not Reported Not Reported Toxicity Factor Datasets SPAIN
NICKEL (elemental) Kidney concentration Not Reported Not Reported Toxicity Factor Datasets JAPAN
COPPER (elemental) Review Blood concentration Queensland Toxicity Factor Datasets AUSTRALIA
PBDE MIXTURE Review Fat concentration Not Reported 1 Queensland Toxicity Factor Datasets AUSTRALIA
LEAD (elemental) Tumor score 0: 0.98, score 1: 0.95, score 2: 1.43, score 3: 2.41 µg/g ww Blood concentration Female Juvenile Tumor score 0: 13, score 1: 4, score 2: 4, score 3: 6 Sao Paulo Toxicity Factor Datasets BRAZIL
PCB 291.94 ± 116.54 ng/g ww Egg concentration Not Reported Embryo 10 Guadeloupe, French West Indies Toxicity Factor Datasets
COPPER (elemental) 0.68 ± 0.045 µg/g ww Egg concentration Not Reported Embryo 12 Guadeloupe, French West Indies Toxicity Factor Datasets
MERCURY (elemental) Review Eggshell concentration Not Reported Embryo 2 Haha-Jimma Island Toxicity Factor Datasets JAPAN
IRON (elemental) 302.82 µg/g ww Blood concentration Both Male and Female Juvenile 14 Bahía Magdalena Toxicity Factor Datasets MEXICO
CHLORDANE ?: not detected, ?: 0.230227 ng/mL Plasma concentration Both Male and Female Juvenile ?: 19, ?: 39 Punta Abreojos Toxicity Factor Datasets MEXICO
ENDRIN Not detected Plasma concentration of endrin ketone Both Male and Female Juvenile 13 Bahía Magdalena Toxicity Factor Datasets MEXICO
CADMIUM (elemental) 0.06 µg/g dw, 0.01 ww Plasma concentration Not Reported 9 Big Bend, Citrus County Toxicity Factor Datasets USA
CADMIUM (elemental) Review Kidney concentration Not Reported Not Reported See citation Toxicity Factor Datasets
ENDOSULFAN Max: 38.6 ng/g ww ? isomer fat concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
ENDOSULFAN 1.7 ± 3.92 ng/g ww ? isomer liver concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
COPPER (elemental) 4.02 ± 0.19 µg/g ww Albumen concentration Both Male and Female Embryo 48 eggs, 12 nests Chabahar Beach Toxicity Factor Datasets IRAN
VANADIUM (elemental) Reference intervals for blood concentration Both Male and Female Both Adults and Juveniles 49 Howick Group of Islands Toxicity Factor Datasets AUSTRALIA
ZINC (elemental) 2.48 ± 0.61 µg/g ww Blood concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
CHROMIUM (elemental) 0.04 ± 0.05 µg/g ww Liver concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
COPPER (elemental) Review Blood concentration Not Reported Not Reported Toxicity Factor Datasets
NICKEL (elemental) Liver concentration Not Reported Not Reported Toxicity Factor Datasets JAPAN
LEAD (elemental) Review Blood concentration Queensland Toxicity Factor Datasets AUSTRALIA
PCB Range: <1.6-26 ng/g Fat concentration Male 6 Sao Paulo Toxicity Factor Datasets BRAZIL
ZINC (elemental) Tumor score 0: 3.44, score 1: 2.00, score 2: 3.62, score 3: 5.10 µg/g dw Blood concentration Female Juvenile Tumor score 0: 13, score 1: 4, score 2: 4, score 3: 6 Sao Paulo Toxicity Factor Datasets BRAZIL
HEXACHLOROCYCLOHEXANE 42.49 ± 32.91 ng/g ww Egg concentration Not Reported Embryo 10 Guadeloupe, French West Indies Toxicity Factor Datasets
SELENIUM (elemental) 0.21 ± 0.038 µg/g ww Egg concentration Not Reported Embryo 12 Guadeloupe, French West Indies Toxicity Factor Datasets
COPPER (elemental) Review Eggshell concentration Not Reported Embryo 30 Hong Kong Toxicity Factor Datasets CHINA
ZINC (elemental) 13.58 µg/g ww Blood concentration Both Male and Female Juvenile 14 Bahía Magdalena Toxicity Factor Datasets MEXICO
HEPTACHLOR 8.607096 ng/mL Plasma concentration Both Male and Female Juvenile 39 Punta Abreojos Toxicity Factor Datasets MEXICO
ENDOSULFAN 0.005-1.22 ng/mL Plasma concentration of endosulfan I Both Male and Female Juvenile 13 Bahía Magdalena Toxicity Factor Datasets MEXICO
LEAD (elemental) 0.03 µg/g dw, 0.006 ww Plasma concentration Not Reported 9 Big Bend, Citrus County Toxicity Factor Datasets USA
ARSENIC (elemental) Review Liver concentration Not Reported Not Reported See citation Toxicity Factor Datasets
ENDOSULFAN 3.4 ± 9.81 ng/g ww Endosuphan sulfate fat concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
ENDOSULFAN 2.8 ±11.75 ng/g ww Endosuphan sulphate liver concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
CADMIUM (elemental) 0.62 ± 0.09 µg/g ww Albumen concentration Both Male and Female Embryo 48 eggs, 12 nests Chabahar Beach Toxicity Factor Datasets IRAN
CADMIUM (elemental) Reference intervals for blood concentration Both Male and Female Both Adults and Juveniles 49 Howick Group of Islands Toxicity Factor Datasets AUSTRALIA
ALUMINUM COMPOUNDS 0.80 ± 0.50 µg/g ww Kidney concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
COPPER (elemental) 2.13 ± 1.95 µg/g ww Liver concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
COPPER (elemental) Review Kidney concentration Not Reported Not Reported Toxicity Factor Datasets JAPAN
LEAD (elemental) Blood concentration Not Reported Not Reported Toxicity Factor Datasets SPAIN
COPPER (elemental) Review Blood concentration Canary Islands Toxicity Factor Datasets SPAIN
PCB Range: <1.6-48.9 ng/g Fat concentration Female 21 Sao Paulo Toxicity Factor Datasets BRAZIL
ZINC (elemental) Tumor score 0: 0.66, score 1: 0.47, score 2: 0.64, score 3: 1.14 µg/g ww Blood concentration Female Juvenile Tumor score 0: 13, score 1: 4, score 2: 4, score 3: 6 Sao Paulo Toxicity Factor Datasets BRAZIL
DDT (Technical Grade Mixture) 26.63 ± 19.11 ng/g ww Egg concentration Not Reported Embryo 10 Guadeloupe, French West Indies Toxicity Factor Datasets
CADMIUM (elemental) <0.008 µg/g ww Egg concentration Not Reported Embryo 12 Guadeloupe, French West Indies Toxicity Factor Datasets
SELENIUM (elemental) Review Eggshell concentration Not Reported Embryo 30 Hong Kong Toxicity Factor Datasets CHINA
NICKEL (elemental) 73.30 µg/g ww Blood concentration Both Male and Female Juvenile 14 Bahía Magdalena Toxicity Factor Datasets MEXICO
HEPTACHLOR EPOXIDE 0.005-7.88 ng/mL Plasma concentration Both Male and Female Juvenile 39 Punta Abreojos Toxicity Factor Datasets MEXICO
ENDOSULFAN 0.005-7.54 ng/mL Plasma concentration of endosulfan II Both Male and Female Juvenile 13 Bahía Magdalena Toxicity Factor Datasets MEXICO
MERCURY (elemental) <0.005-0.30 µg/g dw, <0.001-0.05 ww Plasma concentration Not Reported 9 Big Bend, Citrus County Toxicity Factor Datasets USA
CADMIUM (elemental) Review Liver concentration Not Reported Not Reported See citation Toxicity Factor Datasets
HEPTACHLOR 18.6 ± 15.04 ng/g ww Fat concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
HEPTACHLOR 12.5 ± 11.29 ng/g ww Liver concentration Not Reported Juvenile 64 SE coast Toxicity Factor Datasets BRAZIL
MERCURY (elemental) 0.003 ± 0.001 µg/g ww Albumen concentration Both Male and Female Embryo 48 eggs, 12 nests Chabahar Beach Toxicity Factor Datasets IRAN
NICKEL (elemental) Reference intervals for blood concentration Both Male and Female Both Adults and Juveniles 49 Howick Group of Islands Toxicity Factor Datasets AUSTRALIA
ARSENIC (elemental) < LOD µg/g ww Kidney concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
IRON (elemental) 297.60 ± 43.16 µg/g ww Liver concentration Both Male and Female Both Adults and Juveniles 3 Samanda? & Dörtyol Toxicity Factor Datasets TURKEY
COPPER (elemental) Review Liver concentration Not Reported Not Reported Toxicity Factor Datasets JAPAN
LEAD (elemental) Blood concentration Not Reported Not Reported Toxicity Factor Datasets

Gopher Snake (Pituophis catenifer formerly Pituophis melanoleucus)

Citation:

239Pu contamination in snakes inhabiting the Rocky Flats Plant Site

Author(s)
Geiger, Richard A. and Terrol F. Winsor
Pages
145-148
Year
Volume
33
Chemical Endpoint Value Sex Life Cycle Stage Sample Size Location Type
PLUTONIUM (elemental), RADIONUCLIDES 239 Pu activities: lung, <0.02; liver, 0.03; bone, 0.05 dpm/g Not Reported Not Reported 2 Energy Research and Development Administration Rocky Flats, Denver Toxicity Factor Datasets
Citation:

Ventilation, gas exchange and blood gases in the snake, Pituophis melanoleucus

Author(s)
Stinner, Jerry N
Pages
279-298
Year
Volume
47
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Condition Lab
Metabolic Rate 5.6 (15C); 9.8 (20C); 17.3 (25C); 30.4 (30C) oxygen consumption rates measured at body temperatures of 15-30C ml O2/kg/hr Not Reported Adult 4/temp captured at Riverside, CA Exposure Factor Datasets resting Laboratory
Citation:

The effect of body temperature on oxygen consumption and heart rate in the Sonora gopher snake, Pituophis catenfer affinis Hallowell

Author(s)
Greenwald, O.E.
Pages
98-106
Year
Volume
1971
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Lab
Body Weight - Mean 548 g Not Reported Adult 14 Exposure Factor Datasets Laboratory

Blunt-nosed Leopard Lizard (Gambelia sila formerly Gambelia silus)

Citation:

Growth and reproduction in two closely related species of leopard lizards, Gambelia silus and Gambelia wislizenii

Author(s)
Tollestrup, Kristine
Pages
1-20
Year
Issue
1
Volume
108
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Mating/ Laying Apr. - June time of breeding Both Male and Female Adult Not Reported Pixley National Wildlife Refuge, Delano and Kettleman Hills Exposure Factor Datasets Kern, Kings, Tulare

Desert Iguana (Dipsosaurus dorsalis)

Citation:

Relationship of space use to population density in an herbivorus lizard

Author(s)
Alberts, Allison C.
Pages
469-479
Year
Issue
4
Volume
49
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Body Weight - Mean range of averages for 3 sites g Male Adult Not Reported Coachella Valley Exposure Factor Datasets Riverside
Citation:

Life history of the desert iguana, Dipsosaurus dorsalis

Author(s)
Krekorian, C. O'Neil
Pages
415-424
Year
Issue
4
Volume
40
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Sample Size Location Type Age-Specific California Counties
Survival/ Mortality 46 average annual survivorship estimated over 3 yrs % Not Reported 11-30 marked/yr Thousand Palms Exposure Factor Datasets 19-22 mo Riverside
Citation:

Ontogenetic changes in diet, field metabolic rate, and water flux in the herbivorous lizard, Dipsosaurus dorsalis

Author(s)
Mautz, William J. and Kenneth A. Nagy
Pages
640-658
Year
Issue
6
Volume
60
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Metabolic Rate range of average field metabolic rates (measured using doubly-labeled water) over 3 time periods ml CO2/g/hr Not Reported Hatchling 7-9/time period Thousand Palms Exposure Factor Datasets Riverside
Citation:

Seasonal variation in weight-length relationships and fat body size in the desert iguana, Dipsosaurus dorsalis

Author(s)
Minnich, John E.
Pages
359-362
Year
Issue
2
Volume
1971
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Body Weight - Mean log weight = 0.011 SVL + 0.37 relationship between body weight (g) and snout-vent length (SVL, mm) g Male Adult Not Reported Palm Desert Exposure Factor Datasets
Citation:

Notes on Dipsosaurus dorsalis in Arizona

Author(s)
Parker, William S.
Pages
226-229
Year
Volume
28
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type
Population Density #/ha Not Reported Juvenile 11-20 Phoenix South Mountain, Maricopa County Exposure Factor Datasets

Western Fence Lizard (Sceloporus occidentalis)

Citation:

Winter energy requirements of Sceloporus occidentalis in the Mojave desert

Author(s)
Bartlett, Peter
Pages
179-181
Year
Volume
55
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Condition
Metabolic Rate 20 oxygen consumption measured at 15C ul O2/g/hr Not Reported Adult 8 Victorville Exposure Factor Datasets hibernating
Citation:

Energy expenditure in free-ranging lizards

Author(s)
Bennett, Albert F. and Kenneth A. Nagy
Pages
697-700
Year
Volume
58
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Condition Error
Metabolic Rate 0.049 resting metabolic rate at 20C, estimated as carbon dioxide production rate ml CO2/g/hr Both Male and Female Adult 11 Ecology Research Area, University of California, Los Angeles Exposure Factor Datasets reproductively inactive 0.006SE
Citation:

Seasonal, sexual and altitudinal variations in stomach content and ingested fat in Sceloporus occidentalis

Author(s)
Jameson, E.W. Jr., A.A. Heusner and Donna Lem
Pages
255-261
Year
Issue
3
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Food Ingestion Rate 245 estimated average stomach content fresh weight in a 15 g lizard mg Both Male and Female Not Reported Not Reported central Sierra Nevada (elev., 150m and 1500m) Exposure Factor Datasets
Citation:

Growth plasticity and thermal opportunity in Sceloporus lizards

Author(s)
Sinervo, Barry and Stephen C. Adolph
Pages
776-790
Year
Issue
3
Volume
75
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific Lab
Body Weight - Mean range of means g Both Male and Female Hatchling 52 - 73 Exposure Factor Datasets 3 d Laboratory
Citation:

Food habits of seven species of lizards from Malheur county, southeastern Oregon

Author(s)
Whitaker, John O. Jr. and Chris Maser
Pages
202-208
Year
Issue
3
Volume
55
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Orthoptera (52.1%); Coleoptera (18.1%); Hymenoptera (10.6%); Hemiptera (2.0%); Homoptera (0.1%); Lepidoptera (5.5%); Araneida (2.7%) % volume in stomach contents % Not Reported Not Reported 39 Owyhee Upland Province Exposure Factor Datasets

Coachella Valley Fringe-toed Lizard (Uma inornata)

Citation:

Home range dynamics of the Coachella Valley fringe-toed lizard

Author(s)
Horchar, Victor M.
Pages
61
Year
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Torpor or Hibernation Nov. - Mar. Not Reported Not Reported Not Reported Whitewater Floodplain Reserve, Palm Springs Exposure Factor Datasets Riverside

Sideblotched Lizard (Uta stansburiana)

Citation:

The life and demography of the side-blotched lizard, Uta stansburiana

Author(s)
Tinkle, Donald W.
Pages
1 - 182
Year
Volume
132
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Home Range 0.15 home range estimated using probability density function (95%) acre Female Adult Not Reported Exposure Factor Datasets
Population Density range of densities over 2 yrs #/acre Both Male and Female Adult Not Reported Mesa County Exposure Factor Datasets
Citation:

Variation in clutch and litter size in New World reptiles

Author(s)
Fitch, Henry S.
Pages
28
Year
Volume
76
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Clutch or Litter Size 3.50 mean clutch size eggs/clutch Female Adult 162 San Gabriel Mountains Exposure Factor Datasets
Citation:

The life history of the side-blotched lizard, Uta stansburiana Baird and Girard, in north-central Oregon

Author(s)
Nussbaum, Ronald A. and Lowell V. Diller
Pages
243-260
Year
Issue
4
Volume
50
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type
Time of Torpor or Hibernation Oct. - Mar. Not Reported Not Reported Not Reported Deschutes River, Jefferson county (elev., 732m) Exposure Factor Datasets
Citation:

Home range, growth, and population density of Uta stansburiana in Arizona

Author(s)
Parker, William S.
Pages
135-139
Year
Issue
2
Volume
8
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Home Range 61 home range estimted by convex polygon method (maximum was 121 m2) m2 Not Reported Juvenile 15 Phoenix South Mountain, Maricopa county Exposure Factor Datasets
Citation:

Comparative ecology of populations of the lizard Uta stansburiana

Author(s)
Parker, William S. and Eric R. Pianka
Pages
615-632
Year
Issue
4
Volume
1975
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Clutch or Litter Size range of mean clutch sizes eggs/clutch Female Adult 13-44 animals/site and time period Phoenix South Mountain, Casa Grande, AZ; El Paso, TX [lat., 31-33] Exposure Factor Datasets
Citation:

The demography of the lizard, Uta stansburiana Baird and Girard, in southern Nevada

Author(s)
Turner, Frederick B., Gerard A. Hoddenbach, Philip A. Medica and Joseph R. Lannom
Pages
505-519
Year
Volume
39
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific
Clutch or Litter Size range of average clutch sizes on 8 dates eggs/clutch Female Adult Not Reported Exposure Factor Datasets <12 mo

Island Night Lizard (Xantusia riversiana)

Citation:

Ecology of the island night lizard, Xantusia riversiana, on Santa Barbara Island, California

Author(s)
Fellers, Gary M. and Charles A. Drost
Pages
28-78
Year
Volume
5
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Animals, Araneida (15.4%); Crustacea (Isopoda) (50%); Hemiptera (7.7%); Homoptera (15.4%); Coleoptera (11.5%); Lepidoptera (11.5%); Diptera (11.5%); Hymenoptera (7.7%); Other insecta (23.1%); Other arthropoda (15.4%); Vertebrata (3.8%); Plants, Aizoaceae (3.8%); Chenopodiaceae (15.4%); Solanaceae (7.7%); Asteraceae (3.8%); Other plants (38.5%) % of samples with item in stomach contents % Not Reported Not Reported 26 Santa Barbara Island Exposure Factor Datasets
Citation:

The number of young found in the Island Night lizard

Author(s)
Amrein, Yost U. and Margaret B. Amrein
Pages
180
Year
Volume
1951
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Clutch or Litter Size determined from fetus count young/female Female Adult 2 San Nicolas Island Exposure Factor Datasets

Western Pond Turtle (Actinemys marmorata formerly Clemmys marmorata)

Citation:

Habits and home range of the Pacific pond turtle, Clemmys marmorata, in a stream community

Author(s)
Bury, Richard Bruce
Pages
205
Year
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Torpor or Hibernation Oct. - May Both Male and Female Both Adults and Juveniles 578 marked turtles Hayfork Creek (elev., 610m) Exposure Factor Datasets Trinity

Desert Tortoise (Gopherus agassizi)

Citation:

Growth and age at maturity of North American tortoises in relation to regional climates

Author(s)
Germano, David J.
Pages
918-931
Year
Volume
72
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Age at Sexual Maturity determined from ages at which females exceeded the minimum carapace length for tortoises with eggs yr Female Adult Not Reported Western and Eastern Mojave, Sinaloan and Sonoran deserts Exposure Factor Datasets
Citation:

Seasonal and annual energy budgets of female desert tortoises (Gopherus agassizii)

Author(s)
Henen, Brian T.
Pages
283-296
Year
Issue
1
Volume
78
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties Error
Body Weight - Mean 32.9 egg weight g Not Reported Embryo 6 Fenner Valley, Goffs (elev., 680m) {lat., 34^o51'N; long., 115^o09'W] Exposure Factor Datasets San Bernardino 5.1 SD
Citation:

Growth of the desert tortoise (Gopherus agassizi) in Nevada

Author(s)
Medica, Philip A., R. Bruce Bury and Frederick B. Turner
Pages
639-643
Year
Issue
4
Volume
1975
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Body Weight - Mean BW = 0.000258(PL)^2.98 Body weight (BW; 30-3000g) to plastron length (PL; 30-300 mm) relationship g Both Male and Female Not Reported 83 Rock Valley, Nye County Exposure Factor Datasets
Citation:

Changes in desert tortoise populations at four study sites in California

Author(s)
Berry, Kristin H., Lori L. Nicholson, Steve Juarez and A. Peter Woodman
Pages
60-80
Publisher
Desert Tortoise Council
Year
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type
Population Density #/km2 Both Male and Female Both Adults and Juveniles 2 yrs western Mojave desert, Fremont Peak Exposure Factor Datasets
Citation:

Growth in captive Gopherus agassizi

Author(s)
Patterson, Robert and Bayard Brattstrom
Pages
169-171
Year
Issue
2
Volume
28
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Sample Size Location Type Age-Specific Lab
Growth Rate 45.6 (0-hatching); 78.2 (0-5 yrs); 122.6 (5-10 yrs); 164.2 (10-15 yrs); 232.0 (15-20 yrs); 257.3 (20-25 yrs); 274.0 (25-30 yrs) mean carapace length for tortoises aged 0 - 30 yrs. mm Not Reported 1-6 animals/age group Exposure Factor Datasets 0 - 30 yrs Laboratory
Citation:

Reproduction and survival of the desert tortoise (Scaptochelys agassizii) in Ivanpah Valley, California

Author(s)
Turner, Frederick B., Philip A. Medica and Craig L. Lyons
Pages
811-820
Year
Issue
4
Volume
1984
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Survival/ Mortality range of annual mortality rates from 1980 and 1981 % Both Male and Female Adult Not Reported Ivanpah Valley [lat., 35^o23'N; long., 115^o18'W] Exposure Factor Datasets San Bernardino
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