Survival/ Mortality
Mallard duck (Anas platyrhynchos)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 47 | These are average survival rates. For breakdown by region, see table 16, p. 27. | % | Male | Juvenile | not reported | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 0.569 | estimated annual survival rate (1960-1971) | Female | Juvenile | Not Reported | Malheur National Wildlife Refuge | Exposure Factor Datasets | 0.105 (SE) |
Desert Tortoise (Gopherus agassizi)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Survival/ Mortality | range of per capita mortality rates (k) for 2 time periods | /yr | Both Male and Female | Both Adults and Juveniles | 115-130 animals/time period | Piute Valley | Exposure Factor Datasets |
Northern Red-legged Frog (Rana aurora) formerly Rana aurora ssp. aurora
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Countries |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | embryo survival, estimated by counting # dead embryos in 100 eggs/egg mass | % | Not Reported | Embryo, Juvenile | 22 egg masses | White Rock, British Columbia | Exposure Factor Datasets | stage 13 | CANADA |
Sideblotched Lizard (Uta stansburiana)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | range of early activity season (spring to summer) mortality rates measured over 2 yrs | deaths/100 lizards/d | Not Reported | Adult | 27-51/yr | San Joaquin Valley (elev., 460m), [lat., 37^o38'N; long., 121^o29' W] | Exposure Factor Datasets | San Joaquin |
California Vole (Microtus californicus)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition |
|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | .766 | minimum survival rate per 2 wks | Female | Adult | 7 breeding seasons (6 populations pooled) | Berkeley | Exposure Factor Datasets | breeding season |
California Ground Squirrel (Spermophilus beecheyi)
| Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Survival/ Mortality | % tagged young surviving to following year to become breeding adults; range over 3 yrs | % | Both Male and Female | Juvenile | 321 - 339/yr | San Joaquin Experimental Range | Exposure Factor Datasets |
Coyote (Canis latrans)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error |
|---|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 0.70 | overall annual survival rate (autumn-autumn), estimated over 4 yr periods | Both Male and Female | Adult | 88 | Webb County | Exposure Factor Datasets | > 1.5 yr | 0.58 - 0.82 (95% CL) |
California Least Tern (Sterna antillarum ssp. browni)
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|---|
| Survival/ Mortality | 17/32 to 33/33 | range of numbers of clutches lost of total numbers of clutches in a colony | Not Reported | Chick, Embryo | 7 colonies, 8 years | coast | Exposure Factor Datasets | Los Angeles, Orange |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sample Size | Location | Type | Error |
|---|---|---|---|---|---|---|
| Survival/ Mortality | 1.3 | number of offspring surviving into breeding age | 79 females | Mandarte Island | Exposure Factor Datasets | 0.18 |
Little Pocket Mouse (Perognathus longimembris)
| Exposure Endpoint Type | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
|---|---|---|---|---|---|---|---|
| Survival/ Mortality | overwinter survival rates for sampled populations, measured for 3 consecutive years | Not Reported | Not Reported | 11-27 individuals/yr | Owens Valley (1,220 m) | Exposure Factor Datasets | Inyo |
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