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Citation:
Author(s)
Evans, F. C. and R. Holdenried
Year
Exposure Endpoint Type |
Endpoint Value |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Time of Molt |
May |
|
|
Both Male and Female |
Adult |
Calaveras Reservoir |
Not Reported |
Exposure Factor Datasets |
Population Density |
7 |
|
#/acre |
Both Male and Female |
Both Adults and Juveniles |
Calaveras Reservoir |
Not Reported |
Exposure Factor Datasets |
Clutches or Litters per year |
1 |
|
litters/yr |
Female |
Adult |
Calaveras Reservoir |
Not Reported |
Exposure Factor Datasets |
Clutch or Litter Size |
6.25 |
2 - 9 |
young/litter |
Female |
Adult |
Calaveras Reservoir |
8 litters |
Exposure Factor Datasets |
Citation:
Author(s)
Loredo-Prenderville, I., D. Van Vuren , Amy J. Kuenzi, and Michael Morrison
Publisher
University of California, Davis
Year
Exposure Endpoint Type |
Endpoint Value |
Error |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Population Density |
32.0 |
16.23 SD |
8.6-52.1 |
#/ha |
Not Reported |
Adult |
Concord Naval Weapons Station |
5 study sites |
Exposure Factor Datasets |
Citation:
Author(s)
Grinnel, J. and J.S. Dixon
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
696 |
|
600-923 |
g |
Male |
Adult |
|
10 |
Exposure Factor Datasets |
Body Weight - Mean |
592 |
|
491-774 |
g |
Female |
Adult |
|
10 |
Exposure Factor Datasets |
Population Density |
76 |
|
|
#/acre |
Not Reported |
Not Reported |
Walnut Creek |
3 counts |
Exposure Factor Datasets |
Population Density |
20 |
|
|
#/acre |
Not Reported |
Not Reported |
Walnut Creek |
3 counts |
Exposure Factor Datasets |
Clutches or Litters per year |
1 |
|
|
litter/yr |
Female |
Adult |
|
Not Reported |
Exposure Factor Datasets |
Clutch or Litter Size |
|
based on embryo counts |
4 - 11 |
young/litter |
Female |
Adult |
|
Not Reported |
Exposure Factor Datasets |
Body Weight - Mean |
61 |
|
|
g |
Not Reported |
Juvenile |
|
1 |
Exposure Factor Datasets |
Longevity |
5 |
|
|
yrs |
Not Reported |
Adult |
|
Not Reported |
Exposure Factor Datasets |
Citation:
Author(s)
Holekamp, K.E., S. Nunes and F. Talamantes
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Duration of Incubation or Gestation |
28-30 |
|
d |
Female |
Adult |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
128 |
Exposure Factor Datasets |
Age at Fledging, Metamorphosis, Weaning |
5-6 |
|
wks |
Not Reported |
Juvenile |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
Not Reported |
Exposure Factor Datasets |
Time of Torpor or Hibernation |
May/June - Oct. |
months of estivation |
|
Male |
Adult |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
144 |
Exposure Factor Datasets |
Time of Torpor or Hibernation |
July - Dec. |
months of estivation |
|
Female |
Adult |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
128 |
Exposure Factor Datasets |
Citation:
Author(s)
Chappell, Mark A.
Year
Exposure Endpoint Type |
Endpoint Value |
Error |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
531 |
75 |
g |
Not Reported |
Not Reported |
captured at University of California, Riverside |
6 |
Exposure Factor Datasets |
Citation:
Author(s)
Baudinette, Russel V.
Year
Exposure Endpoint Type |
Endpoint Value |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
599.6 |
g |
Not Reported |
Not Reported |
University of California, Irvine |
10 |
Exposure Factor Datasets |
Body Weight - Mean |
402.3 |
g |
Not Reported |
Not Reported |
University of California, Irvine |
10 |
Exposure Factor Datasets |
Citation:
Author(s)
Holekamp, Kay E., Scott Nunes, and Frank Talamantes
Year
Exposure Endpoint Type |
Endpoint Value |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Clutch or Litter Size |
8.3 |
young/litter |
Female |
Adult |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
20 |
Exposure Factor Datasets |
Clutch or Litter Size |
6.9 |
young/litter |
Female |
Adult |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
14 |
Exposure Factor Datasets |
Time of Molt |
April; June; July |
|
Not Reported |
Not Reported |
University of California, Santa Cruz Campus [lat., 37^oN; long., 122^oW] |
Not Reported |
Exposure Factor Datasets |
Citation:
Author(s)
Boellstorff, Diane E., Donald H. Owings, Maria Cecilia T. Penedo and Marta J. Hersek
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Population Density |
|
range over 2 yrs |
70.4 - 92.5 |
#/ha |
Both Male and Female |
Adult |
Camp Ohlone, East Bay Regional Park District |
Not Reported |
Exposure Factor Datasets |
Time of Mating/ Laying |
Feb.-Mar. |
breeding |
|
|
Both Male and Female |
Adult |
Camp Ohlone, East Bay Regional Park District |
Not Reported |
Exposure Factor Datasets |
Citation:
Exposure Endpoint Type |
Endpoint Value |
Life Cycle Stage |
Location |
Sample Size |
Type |
Age at Fledging, Metamorphosis, Weaning |
teenager |
Adult, Neonate |
Blue Lake,
75 long., 95 lat. |
47 |
Exposure Factor Datasets |
Citation:
Author(s)
Lawrence, George E.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Dietary Composition |
Ascaradina (3), Gastropoda (10, Orthoptera (2), Hemiptera (2), Diptera (1), Coleoptera (4), Siluridae (4), Centrarchidae (77), plant (4) |
% of total stomach content volume |
% |
Not Reported |
Adult |
Clear Lake |
27 birds |
Exposure Factor Datasets |
Food Ingestion Rate |
22.4 |
estimated mass of fish consumed daily, based on stomach contents |
g |
Not Reported |
Adult |
Clear Lake |
1 bird |
Exposure Factor Datasets |
Citation:
Author(s)
White, Gary C. and John T. Ratti
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Growth Rate |
-0.1321 |
growth rate coefficient estimate based on Richard's growth model |
|
|
Both Male and Female |
Juvenile |
Bear River Migratory Bird Refuge (collection site) |
4 birds |
Exposure Factor Datasets |
Body Weight - Mean |
|
estimated initial weights |
27.524-30.510 |
g |
Both Male and Female |
Juvenile |
Bear River Migratory Bird Refuge (collection site) |
4 birds |
Exposure Factor Datasets |
Body Weight - Mean |
|
estimates of asymptotic weights |
1065.4-1120.9 |
g |
Both Male and Female |
Juvenile |
Bear River Migratory Bird Refuge (collection site) |
4 birds |
Exposure Factor Datasets |
Citation:
Author(s)
Henny, Charles J., Lawrence J. Blus and Robert A. Grove
Year
Exposure Endpoint Type |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
range of mean body weights |
1530-1583 |
g |
Male |
Both Adults and Juveniles |
Commencement Bay |
18 birds |
Exposure Factor Datasets |
Body Weight - Mean |
range of mean body weights |
1108-1406 |
g |
Female |
Both Adults and Juveniles |
Commencement Bay |
22 birds |
Exposure Factor Datasets |
Citation:
Author(s)
Lindvall, Mark L. and Jessop B. Low
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Time of Mating/ Laying |
early July |
peak of laying period |
|
|
Female |
Adult |
Bear River Migratory Bird Refuge |
386 nests |
Exposure Factor Datasets |
Duration of Incubation or Gestation |
24 |
incubation period |
21-28 |
d |
Both Male and Female |
Embryo |
Bear River Migratory Bird Refuge |
14 clutches |
Exposure Factor Datasets |
Clutch or Litter Size |
2.6 |
mean clutch size |
1-4 |
eggs |
Female |
Adult |
Bear River Migratory Bird Refuge |
70 nests |
Exposure Factor Datasets |
Hatching Success |
21% |
percent of nests located in emergent vegetationin which at least one chick hatched |
|
|
Both Male and Female |
Hatchling |
Bear River Migratory Bird Refuge |
221 nests |
Exposure Factor Datasets |
Citation:
Author(s)
Chappell, Mark A.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Units |
Sex |
Life Cycle Stage |
Sample Size |
Type |
Metabolic Rate |
0.0251 (10C); 0.0179 (20C); 0.0114 (30C) |
mean minium metabolic rate estimated as oxygen consumption at ambient temperatures (10-30C) |
ml O2/g/min |
Not Reported |
Not Reported |
6/group |
Exposure Factor Datasets |
Citation:
Author(s)
Baudinette, Russel V.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Error |
Units |
Sex |
Life Cycle Stage |
Sample Size |
Type |
Metabolic Rate |
0.53 |
mean basal oxygen consumption at 28 degree C |
0.04 |
ml O2/g/ hr |
Not Reported |
Not Reported |
10 |
Exposure Factor Datasets |
Citation:
Author(s)
Aurioles, David and Francisco Sinsel
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Error |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Survival/ Mortality |
51.6 |
mean annual minimum survival rate; data collection started 5-6 weeks after beginning of pupping season |
7.7 SD |
44.0 - 59.4 |
% |
Not Reported |
Pup |
Los Islotes, Baja California Sur |
3 yrs |
Exposure Factor Datasets |
Comment