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Citation:
Author(s)
Jones, Thomas W.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Home Range |
46.5 |
median lifetime distance moved from home range center (from first to last capture) |
0 - 265 |
m |
Male |
Adult |
Portal |
36 |
Exposure Factor Datasets |
Home Range |
25.0 |
median lifetime distance moved from home range center (from first to last capture) |
0 - 158 |
m |
Female |
Adult |
Portal |
25 |
Exposure Factor Datasets |
Citation:
Author(s)
Nagy, Kenneth A. and M.J. Gruchacz
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Error |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
33.9 |
|
2.2 SD |
28.7 - 37.9 |
g |
Not Reported |
Not Reported |
Kelso Sand Dunes (elev., 830-840 m) [lat., 34^o53'30"N, long., 115^o40'20"W] |
4-9 per mo/15 mo |
Exposure Factor Datasets |
Water Ingestion Rate |
3.14 |
water influx rate estimated via doubly labeled water |
1.33 SD |
1.95 - 6.99 |
ml water/d |
Not Reported |
Not Reported |
Kelso Sand Dunes (elev., 830-840 m) [lat., 34^o53'30"N, long., 115^o40'20"W] |
4-9 per mo/15 mo |
Exposure Factor Datasets |
Metabolic Rate |
2.00 |
field metabolic rate estimated from doubly labeled water |
0.45 SD |
1.56 - 2.67 |
L CO2/d |
Not Reported |
Not Reported |
Kelso Sand Dunes (elev., 830-840 m) [lat., 34^o53'30"N, long., 115^o40'20"W] |
4-9 per mo/15 mo |
Exposure Factor Datasets |
Population Density |
17.5 |
|
1.6 SD |
|
#/ha |
Not Reported |
Not Reported |
Kelso Sand Dunes (elev., 830-840 m) [lat., 34^o53'30"N, long., 115^o40'20"W] |
5 |
Exposure Factor Datasets |
Citation:
Author(s)
Daly, M., Margo I. Wilson and P. Behrends
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Clutch or Litter Size |
2.5 |
|
1-5 |
pups/litter |
Female |
Adult |
captured near Palm Springs, CA |
51 |
Exposure Factor Datasets |
Duration of Incubation or Gestation |
33 |
modal duration |
32-35 |
d |
Female |
Adult |
captured near Palm Springs, CA |
65 |
Exposure Factor Datasets |
Age at Fledging, Metamorphosis, Weaning |
|
|
21 - 25 |
d |
Female |
Juvenile |
|
Not Reported |
Exposure Factor Datasets |
Age at Sexual Maturity |
64 |
youngest age of female conceiving |
|
d |
Female |
Adult |
|
51 |
Exposure Factor Datasets |
Citation:
Author(s)
McClenaghan, Leroy R.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Population Density |
29 |
|
#/ha |
Both Male and Female |
Not Reported |
Jacumba (elev., 988 m) |
Not Reported |
Exposure Factor Datasets |
Survival/ Mortality |
85.1 |
average monthly survival |
%/mo |
Both Male and Female |
Not Reported |
Jacumba (elev., 988 m) |
220 |
Exposure Factor Datasets |
Citation:
Author(s)
Reynolds, Hudson G.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Population Density |
|
|
1.4 - 7.0 |
#/acre |
Both Male and Female |
Both Adults and Juveniles |
Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) |
9 winters |
Exposure Factor Datasets |
Food Ingestion Rate |
12 |
body weight maintanance requirement based on a rolled barley diet |
|
% body weight/d |
Both Male and Female |
Not Reported |
|
10 |
Exposure Factor Datasets |
Dietary Composition |
grass seeds (49%); forb seeds (33%); shrub seeds (12%); other vegetative parts (5%) |
% frequency of occurrence in pouch contents |
|
% |
Not Reported |
Not Reported |
Santa Rita Experimental Range, Tucson (elev., 3000-4000 ft) |
1001 pouches |
Exposure Factor Datasets |
Citation:
Author(s)
Hulbert, A.J., D.S. Hinds and R.E. MacMillen
Year
Exposure Endpoint Type |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Body Weight - Mean |
|
32.6 - 34.2 |
g |
Not Reported |
Not Reported |
captured in San Bernadino and Riverside Counties, CA |
Not Reported |
Exposure Factor Datasets |
Metabolic Rate |
range of mean "minimal metabolism" estimated as oxygen consumption at 32C |
1.1 - 1.42 |
ml O2/g/h |
Not Reported |
Not Reported |
captured in San Bernadino and Riverside Counties, CA |
8 |
Exposure Factor Datasets |
Citation:
Author(s)
Egoscue, Harold J.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Longevity |
5+ |
average maximum age attained |
4-7 |
yr |
Both Male and Female |
Adult |
western Utah |
Not Reported |
Exposure Factor Datasets |
Citation:
Author(s)
Bury, Richard Bruce
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Population Density |
214 |
density also reported as 333-347 turtles/mile of stream or 85 turtles/acre |
|
#/ha |
Both Male and Female |
Both Adults and Juveniles |
Hayfork Creek (elev., 610m) |
578 marked turtles |
Exposure Factor Datasets |
Home Range |
976 |
"distance between extremes" or maximum range on a linear scale |
225-2425 |
m |
Male |
Adult |
Hayfork Creek (elev., 610m) |
19 |
Exposure Factor Datasets |
Home Range |
248 |
"distance between extremes" or maximum range on a linear scale |
0-750 |
m |
Female |
Adult |
Hayfork Creek (elev., 610m) |
23 |
Exposure Factor Datasets |
Home Range |
363 |
"distance between extremes" or maximum range on a linear scale |
0-1150 |
m |
Not Reported |
Juvenile |
Hayfork Creek (elev., 610m) |
18 |
Exposure Factor Datasets |
Home Range |
400 |
average distance moved along stream between relocations |
200-5625 |
m |
Male |
Adult |
Hayfork Creek (elev., 610m) |
19 |
Exposure Factor Datasets |
Home Range |
104 |
average distance moved along stream between relocations |
0-2100 |
m |
Female |
Adult |
Hayfork Creek (elev., 610m) |
23 |
Exposure Factor Datasets |
Home Range |
133 |
average distance moved along stream between relocations |
0 - 3175 |
m |
Not Reported |
Juvenile |
Hayfork Creek (elev., 610m) |
18 |
Exposure Factor Datasets |
Time of Torpor or Hibernation |
Oct. - May |
|
|
|
Both Male and Female |
Both Adults and Juveniles |
Hayfork Creek (elev., 610m) |
578 marked turtles |
Exposure Factor Datasets |
Citation:
Author(s)
Storer, Tracy I.
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Time of Torpor or Hibernation |
Sept. - Mar. |
|
|
|
Not Reported |
Not Reported |
|
Not Reported |
Exposure Factor Datasets |
Clutch or Litter Size |
|
|
3-12 |
eggs/clutch |
Female |
Adult |
|
7 |
Exposure Factor Datasets |
Time of Mating/ Laying |
June - Aug. |
time of egg deposition |
|
|
Female |
Adult |
|
Not Reported |
Exposure Factor Datasets |
Body Weight - Mean |
|
|
1 lb 6 oz - 2 lb 1 oz |
lb, oz |
Both Male and Female |
Adult |
Sacramento and San Joaquin Valleys |
9 |
Exposure Factor Datasets |
Citation:
Author(s)
Twitty, Victor Chandler
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Sex |
Life Cycle Stage |
Sample Size |
Type |
Time of Mating/ Laying |
Dec. - Feb. and Mar. - May |
time of breeding |
Both Male and Female |
Adult |
Not Reported |
Exposure Factor Datasets |
Citation:
Author(s)
Miller, Malcom R. and Marilyn E. Robbins
Year
Exposure Endpoint Type |
Endpoint Value |
Endpoint Description |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Time of Mating/ Laying |
Dec. - Feb. |
time of breeding |
|
|
Both Male and Female |
Adult |
Palo Alto |
Not Reported |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means from 5 sampling dates |
12.0 - 20.5 |
g |
Male |
Adult |
Palo Alto |
2-10/sampling date |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means from 5 sampling dates |
10.0 - 16.5 |
g |
Male |
Adult |
Palo Alto |
4-7/sampling date |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means for 8 sampling dates |
10.0 - 32.5 |
g |
Male |
Adult |
Palo Alto |
1-10/sampling date |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means from 5 sampling dates |
8.5 - 19.5 |
g |
Female |
Adult |
Palo Alto |
2-10/sampling date |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means for 5 sampling dates |
10.7 - 16.5 |
g |
Female |
Adult |
Palo Alto |
2-6/sampling date |
Exposure Factor Datasets |
Body Weight - Mean |
|
range of means for 8 sampling dates |
10.0 - 22.0 |
g |
Female |
Adult |
Palo Alto |
1-6/sampling date |
Exposure Factor Datasets |
Clutch or Litter Size |
|
|
130-160 |
ova/mature ovary |
Female |
Adult |
Palo Alto |
Not Reported |
Exposure Factor Datasets |
Citation:
Author(s)
Brame, Arden H.
Year
Exposure Endpoint Type |
Range |
Units |
Sex |
Life Cycle Stage |
Location |
Sample Size |
Type |
Clutch or Litter Size |
18-27 |
eggs/mass |
Female |
Adult |
Sycamore Canyon Creek, San Gabriel Mountains |
6 egg masses |
Exposure Factor Datasets |
Comment