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Sylvilagus audubonii ssp. audubonii

Citation:

Natural history observations on the Audubon cottontail

Author(s)
Ingles, Lloyd G.
Pages
227-250
Year
Volume
22
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 3 1 - 5 young/litter Female Adult Sacramento Valley, Durham Not Reported Exposure Factor Datasets
Time of Mating/ Laying Jan. - Dec. time of breeding Both Male and Female Adult Sacramento Valley, Durham Not Reported Exposure Factor Datasets

Sylvilagus audubonii

Citation:

The rabbits of California

Author(s)
Orr, R.T.
Pages
1-227
Year
Volume
19
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Sample Size Type
Time of Mating/ Laying Dec. - June time of breeding Both Male and Female Adult Not Reported Exposure Factor Datasets
Clutch or Litter Size 3.6 2 - 6 young/litter Female Adult 19 Exposure Factor Datasets
Clutches or Litters per year >2 litters/yr Female Adult Not Reported Exposure Factor Datasets

Sylvilagus bachmani

Citation:

The rabbits of California

Author(s)
Orr, R.T.
Pages
1-227
Year
Volume
19
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Sample Size Type
Age at Sexual Maturity maturity based on presence of adult pelage 4 - 5 mo Both Male and Female Adult Not Reported Exposure Factor Datasets
Clutch or Litter Size 3.5 2 - 6 young/litter Female Adult 11 Exposure Factor Datasets

Pelecanus occidentalis

Citation:

Growth and develoment of nestling brown pelicans

Author(s)
Schreiber, Ralph W.
Pages
19-39
Year
Issue
1
Volume
47
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Food Ingestion Rate percent of body weight consumed daily during maintenance of adult weight 16-18% Not Reported Both Adults and Juveniles Tarpon Key 4 birds Exposure Factor Datasets
Body Weight - Mean body weight of captive adult 3,300-3,500 g Not Reported Adult Tarpon Key 1 bird Exposure Factor Datasets

Pelecanus occidentalis ssp. californicus

Citation:

Brown pelicans in central and northern California

Author(s)
Briggs, Kenneth T., Wm. Breck Tyler, David B. Lewis, Paul R. Kelly and Donald A. Croll
Pages
353-373
Year
Issue
4
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Time of Migration or Dispersal early to mid-summer time of northward movement from southern breeding areas Both Male and Female Both Adults and Juveniles northern and central coast 3 years Exposure Factor Datasets
Population Density 0.23 mean density at sea off central and northern coast 0.23 SE birds/km^2 Both Male and Female Both Adults and Juveniles central and northern coast 3 years Exposure Factor Datasets

Spermophilus beecheyi

Citation:

Energy requirements and diet of the California ground squirrel

Author(s)
Schitoskey, Frank, Jr. and Sarah R. Woodmansee
Pages
373-382
Year
Issue
2
Volume
42
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Metabolic Rate 0.75 resting oxygen consumption at 25-28C 0.21 SE ml O2/g/ h Both Male and Female Adult captured at San Joaquin Experimental Range 26 Exposure Factor Datasets
Citation:

Ecology of the California ground squirrel on grazing lands

Author(s)
Fitch, Henry S.
Pages
559-596
Year
Volume
39
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Food Ingestion Rate 22.5 12.4 - 31.1 g dry wheat/squirrel x day Both Male and Female Both Adults and Juveniles 9 animals Exposure Factor Datasets
Body Weight - Mean range of monthly mean weights over 4 yrs 483.8 - 552.5 g Female Adult San Joaquin Experimental Range 5 - 58/mo Exposure Factor Datasets
Body Weight - Mean range of monthly mean weights over 4 yrs 560 - 764.8 g Male Adult San Joaquin Experimental Range 4 - 63/mo Exposure Factor Datasets
Body Weight - Mean 8.9 weight at birth g Not Reported Juvenile 6 litters (42 animals) Exposure Factor Datasets
Population Density 2.3 five year average #/acre Both Male and Female Adult San Joaquin Experimental Range 275 Exposure Factor Datasets
Body Weight - Mean 100 weight of young at first appearance above ground g Not Reported Juvenile San Joaquin Experimental Range Not Reported Exposure Factor Datasets
Citation:

Multiple litters in the California ground squirrel, Spermophilus beecheyi fisheri, in Tulare county

Author(s)
Simpson, G. L., and T.K. Lamunyon
Pages
101-104
Year
Volume
9
Exposure Endpoint Type Endpoint Value Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 8.5 - 9.7 embryos/female Female Adult Coho creek Not Reported Exposure Factor Datasets
Time of Mating/ Laying Feb. - Apr. Both Male and Female Adult Coho creek Not Reported Exposure Factor Datasets
Citation:

Seasonal variation in body weight, fat, and behaviour of California ground squirrels (Spermophilus beecheyi)

Author(s)
Holekamp, Kay E. and Scott Nunes
Pages
1425-1433
Year
Issue
6
Volume
67
Exposure Endpoint Type Endpoint Value Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 6.7 0.3 SE young/litter Female Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 26 Exposure Factor Datasets
Clutch or Litter Size 7.9 0.3 SE young/litter Female Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 47 Exposure Factor Datasets
Body Weight - Mean 526 6 SE g Female Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 233 Exposure Factor Datasets
Body Weight - Mean 589 12 SE g Female Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 41 Exposure Factor Datasets
Body Weight - Mean 571 6 SE g Female Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 100 Exposure Factor Datasets
Body Weight - Mean 814 22 SE Male Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 56 Exposure Factor Datasets
Body Weight - Mean 707 5 SE g Male Adult University of California, Santa Cruz Campus ( elev., 120 m) [lat., 37^0W; long., 122^oW] 306 Exposure Factor Datasets
Citation:

Home range, population structure, and spatial organization of California ground squirrels

Author(s)
Boellstorff, Diane E. and Donald H. Owings
Pages
551-561
Year
Issue
2
Volume
76
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Home Range range of means for 2 yrs 615 - 902 m2 Female Adult Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] 0-12/yr Exposure Factor Datasets
Home Range range of means for 2 yrs 313.3 - 375.9 m2 Male Adult Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] 11/yr Exposure Factor Datasets
Home Range 309.3 41.4 SE m2 Male Adult Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] 21 Exposure Factor Datasets
Home Range 270 41.2 SE m2 Male Adult Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] 12 Exposure Factor Datasets
Population Density range of means for 2 yrs 70.4 - 92.5 #/ha Both Male and Female Adult Camp Ohlone [lat., 37^o29'N; long., 121^o45'W] Not Reported Exposure Factor Datasets
Citation:

Hibernation and sociality in the California ground squirrel

Author(s)
Dobson, F. Stephen and David E. Davis
Pages
416-421
Year
Issue
2
Volume
67
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Location Sample Size Type
Age at Sexual Maturity 9-10 mo Both Male and Female Juvenile Santa Barbara; Bell Ranch; Hastings Reservation Not Reported Exposure Factor Datasets
Citation:

A population study of the Beechey ground squirrel in central California

Author(s)
Evans, F. C. and R. Holdenried
Pages
231-260
Year
Issue
2
Volume
24
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

Peromyscus maniculatus

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

Aechmophorus occidentalis

Citation:

The diving and feeding activity of the western grebe on the breeding grounds

Author(s)
Lawrence, George E.
Pages
3-16
Year
Issue
1
Volume
52
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
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