Home Range
Merriam's Kangaroo Rat (Dipodomys merriami)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 25.0 | median lifetime distance moved from home range center (from first to last capture) | m | Female | Adult | 25 | Portal | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 0.49 | annual composite home range estimated by principal component method (95% probability) | ha | Not Reported | Not Reported | 718 recapture loci | Warm Springs Valley, Washoe County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | 0.466 | acres | Male | Adult | Not Reported | Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) | Exposure Factor Datasets |
| Home Range | 0.373 | acres | Female | Adult | Not Reported | Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 0.466 | average range; estimated as enclosed space occupied by used traps plus one-half distance to closest unused trap | acres | Male | Adult | 11 | Santa Rita Experimental Range, Tucson (elev., 3000 - 4500 ft) | Exposure Factor Datasets |
Sideblotched Lizard (Uta stansburiana)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 153.6 | home range estimated using convex polygon method | m2 | Female | Adult | Not Reported | Carlsbad (elev., 1067m) | Exposure Factor Datasets | 24.7 (95%CI) |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 0.23 | home range estimated using probability density function (95%) | acre | Female | Adult | Not Reported | Mesa County | Exposure Factor Datasets |
| Home Range | 4896 | average and range of home ranges at 2 sites over 6 yrs, estimated using minimum polygon method (mark and recapture technique) | sq. ft. | Male | Adult | 7-26 lizards/site and yr | Exposure Factor Datasets | |
| Home Range | 1497 | average and range of home ranges at 2 sites over 6 yrs, estimated using minimum polygon method (mark and recapture technique) | sq. ft. | Female | Adult | 6-14 lizards/yr and site | Exposure Factor Datasets |
California Ground Squirrel (Spermophilus beecheyi)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Condition |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 309.3 | m2 | Male | Adult | 21 | Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] | Exposure Factor Datasets | Alameda | breeding |
| Home Range | 270 | m2 | Male | Adult | 12 | Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] | Exposure Factor Datasets | Alameda | postbreeding |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 4217.07 | m2 | Female | Adult | 5 | Capay (elev., 305 m) | Exposure Factor Datasets | Yolo | 1515.67 SD |
San Joaquin Antelope Squirrel (Ammospermophilus nelsoni)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 11 | "normal" home range estimated as area enclosed by points of capture | acres | Not Reported | Adult | 240 squirrel trapped | Panoche (elev., 1200') | Exposure Factor Datasets | San Benito |
Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | 2.07 | acres | Both Male and Female | Not Reported | 1609 | Washtenaw County | Exposure Factor Datasets |
Coyote (Canis latrans)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 10.1 | overall home range estimated by minimum convex method (95% probability) | km2 | Both Male and Female | Both Adults and Juveniles | 12 | McRae and Irwin Counties | Exposure Factor Datasets | 6.9 (95% CI) |
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Home Range | review | Both Male and Female | Both Adults and Juveniles | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 68.7 | minimum area home range | km2 | Female | Adult | 6 | Wichita Mountains National Wildlife Refuge | Exposure Factor Datasets | 89.1 SD |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|
| Home Range | 18.7 | km2 | Male | Adult | 7 | Champlain Valley | Exposure Factor Datasets | 4.6 SE |
Suisun Song Sparrow (Melospiza melodia ssp. maxillaris)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Home Range | review | Both Male and Female | Adult | Not Reported | Exposure Factor Datasets |
Ensatina (Ensatina eschscholtzii)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 32.8 | average distance moved between recaptures | ft | Male | Adult | 17 | Pinehurst Madrone Grove Park | Exposure Factor Datasets | Contra Costa |
Sea Otter (Enhydra lutris)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | daily home range, estimated from hourly trangulations during 24-hr watches using the minimum convex polygon method | ha | Male | Adult | 9 animals | Monterey to San Luis Obispo | Exposure Factor Datasets |
| Home Range | daily home range, estimated from hourly trangulations during 24-hr watches using the minimum convex polygon method | ha | Male | Juvenile | 5 animals | Monterey to San Luis Obispo | Exposure Factor Datasets |
| Home Range | daily home range, estimated from hourly trangulations during 24-hr watches using the minimum convex polygon method | ha | Female | Adult | 16 animals | Monterey to San Luis Obispo | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 5.6 | km^2 | Both Male and Female | Adult | 9 | Santa Cruz to San Luis Obispo | Exposure Factor Datasets | Residents | 1.9 SD |
| Home Range | 4.6 | km^2 | Male | Adult | 5 | Santa Cruz to San Luis Obispo | Exposure Factor Datasets | Residents | 0.8 SD |
Bullfrog (Lithobates catesbeianus formerly Rana catesbeiana)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 8.6 | mean activity radius; median = 7.2 ft; mode = 5.0-5.9 ft | ft | Both Male and Female | Adult | 131 | pond at Go Home Bay, Ontario [lat.,45N; long., 79^o59'W] | Exposure Factor Datasets | CANADA |
Desert Tortoise (Gopherus agassizi)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Home Range | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | 53 | ha | Male | Not Reported | Not Reported | Argus | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 976 | "distance between extremes" or maximum range on a linear scale | m | Male | Adult | 19 | Hayfork Creek (elev., 610m) | Exposure Factor Datasets | Trinity |
| Home Range | 248 | "distance between extremes" or maximum range on a linear scale | m | Female | Adult | 23 | Hayfork Creek (elev., 610m) | Exposure Factor Datasets | Trinity |
Desert Sideblotched Lizard (Uta stansburiana ssp. stejnegeri)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 0.254 | average home range estimated from recapture radii (mean plus 2s) for individuals with 5+ recaptures | acres | Male | Not Reported | 9 | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | Exposure Factor Datasets |
| Home Range | 0.097 | average home range estimated from recapture radii (mean plus 2s) for individuals with 5+ recaptures | acres | Female | Not Reported | 11 | Dona Ana county [lat., 31^o47'10" N; long., 106^o35'05"W], (elev., 1250m) | Exposure Factor Datasets |
Brush Rabbit (Sylvilagus bachmani ssp. ubericolor)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|---|
| Home Range | 122.4 | mean and range of one standard diameter, home range estimated by "center of activity" method | ft | Male | Adult | 12 | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets | 45.9 SD |
| Home Range | 151.0 | mean and range of one standard diameter, home range estimated by "center of activity" method | ft | Male | Juvenile | 9 | E.E. Wilson Game Management Area, Corvallis | Exposure Factor Datasets | 77.3 SD |
Stephens' Kangaroo Rat (Dipodomys stephensi)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Home Range | range of median maximum distance moved based on monthly live trapping capture data at 2 sites | m | Female | Adult | 94 | Motte Rock Ecological Reserve [lat., 33^o53'N; long., 117^o6'W] and San Jacinto Wildlife Area [lat., 33^o51'N; long., 116^o54'W] | Exposure Factor Datasets | Riverside |
| Home Range | range of median maximum distance moved based on monthly live trapping capture data at 2 sites | m | Male | Adult | 97 - 121 | Motte Rock Ecological Reserve [lat., 33^o53'N; long., 117^o6'W] and San Jacinto Wildlife Area [lat., 33^o51'N; long., 116^o54'W] | Exposure Factor Datasets | Riverside |
Deer Mouse (Peromyscus maniculatus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Home Range | 1.42 | annual composite home range estimated by principal component method (95% probability) | ha | Not Reported | Not Reported | 509 recapture loci | Warm Springs Valley, Washoe County | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | 0.43 | acres | Female | Adult | 12 | Consolidation Coal Company test pit, Roundup | Exposure Factor Datasets |
| Home Range | 0.35 | acres | Female | Juvenile | 8 | Consolidation Coal Company test pit, Roundup | Exposure Factor Datasets |
California Vole (Microtus californicus)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Home Range | range of average maximum distance between captures for groups recaptured 2-9 times | m | Both Male and Female | Not Reported | Not Reported | San Pablo salt marsh | Exposure Factor Datasets | Contra Costa |
Long-tailed Weasel (Mustela frenata)
| Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|
| Home Range | review | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets |
Northwestern Fence Lizard (Sceloporus occidentalis ssp. occidentalis)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | California Counties | Condition |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Home Range | 73.10 | home range reported as minimum area probability (0.95 level); minimum area which will contain a given proportion (95%) of the total observations of the average individual | m2 | Male | Adult | 14 animals | Hastings Natural History Reservation, Carmel Valley | Exposure Factor Datasets | 2+ yr | Monterey | nonbreeding |
Riparian Brush Rabbit (Sylvilagus bachmani ssp. riparius)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Home Range | review | reported home range for males was 957m2 for males and 244 m2 for females (from unpublished reports) | Both Male and Female | Not Reported | Not Reported | Caswell Memorial State Park | Exposure Factor Datasets |
Salt-marsh Harvest Mouse (Reithrodontomys raviventris)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Home Range | range of average maximum distance between captures for groups recaptured 2-9 times | m | Both Male and Female | Not Reported | Not Reported | San Pablo salt marsh | Exposure Factor Datasets | Contra Costa |
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