Thamnophis sirtalis (Common Garter Snake)
Common Garter Snake (Thamnophis sirtalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | See citation | Mortality | B | Adult | See citation | 50⁰44'N, 97⁰34'W; Narcisse Community Pasture near Chatfield, Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | amphibians (41); earthworms (24); birds (1); leeches (1); misc. invertebrates (4); unidentified (13); empty (100) | number of stomach examinations yielding various food types | # | Not Reported | Not Reported | 179 | Vancouver Island | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Body Fat (total or %) | % lipid of whole animal (not including stomach contents) | % | Both Male and Female | Adult | 6 | Pilot Island, Lake Michigan | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | Slug (1.4%); Earthworm (23.6%); Frog, Rana (6.9%); Toad, Bufo and Scaphiopus (30.5%); Tree Toad (20.8%); Leech (4.0%); Tadpole (10%); Minnow (1.4%); Unidentified fish (1.4%) | % of total recorded food items | % | Not Reported | Not Reported | 48 | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | range of site means based on sum of live and dead young and undeveloped eggs at parturition | young/litter | Female | Adult | 4 - 30/site | Exposure Factor Datasets | CANADA | |
Body Weight - Mean | range of site means | g | Not Reported | Neonate | 48 - 203/site | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Dietary Composition | Anurans (67%); Fish (11%); Leeches (22%) | % of stomachs containing prey item | % | Not Reported | Not Reported | 36 | Eagle Lake (elev., 1555m) [lat., 40^o33'24"N; long., 120^o47'5" W] | Exposure Factor Datasets | Lassen |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 12.5 | young/litter | Female | Adult | 23 | captured at Wood Buffalo National Park, Canada | Exposure Factor Datasets | 4.95 (SD) | Laboratory |
Body Weight - Mean | 2.6 | g | Not Reported | Neonate | 187 | captured at Wood Buffalo National Park, Canada | Exposure Factor Datasets | 0.4 SD | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 41 | g | Both Male and Female | Both Adults and Juveniles | 160 | Kyburz Flat | Exposure Factor Datasets | Sierra | |
Dietary Composition | Hyla (55.5%); Catostomus (21.8%); Microtus (5.4%); Rhinichthys (11.5%) | % of total volume of stomach contents | % | Both Male and Female | Not Reported | <110 | Kyburz Flat | Exposure Factor Datasets | Sierra |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | minimum and maximum mean annual clutch size | young/litter | Female | Adult | 158 over 9 yrs | National History Reservation | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Survival/ Mortality | range of probability of surviving from spring of one year to spring of next year | % | Male | Adult | 43 - 132/yr for 3 yrs | Wood Buffalo National Park (lat., 59^o49'N; long., 112^oW) | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 3.15 | maximal oxygen consumption at 30C | ml O2/hr | Both Male and Female | Juvenile | 245 | gravid adults captured near Lassen, CA | Exposure Factor Datasets | mean age, 31.6 d; range 11-58 d | 0.845 SD | Laboratory |
Body Weight - Mean | 2.2 | g | Both Male and Female | Juvenile | 245 | Exposure Factor Datasets | mean age, 31.6 d; range 11-58d | 0.350 SD | Laboratory |
Red-sided Garter Snake (Thamnophis sirtalis ssp. parietalis)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | g | Female | Adult | Not Reported | Douglas and Jefferson Counties | Exposure Factor Datasets | |||||
Body Weight - Mean | g | Male | Adult | Not Reported | Douglas and Jefferson Counties | Exposure Factor Datasets | |||||
Body Weight - Mean | 1.88 | g | Not Reported | Neonate | 151 | Exposure Factor Datasets | newborn | 0.029 | Laboratory | ||
Clutch or Litter Size | 14.5 | young/litter | Female | Adult | 132 | Douglas and Jefferson Counties | Exposure Factor Datasets | ||||
Age at Sexual Maturity | 2 | yr | Female | Adult | Not Reported | Douglas and Jefferson Counties | Exposure Factor Datasets | ||||
Home Range | 35.0 | circular home range estimated from radius | acres | Male | Adult | 39 | Douglas and Jefferson Counties | Exposure Factor Datasets | |||
Home Range | 22.7 | circular home range estimated from radius | acres | Female | Adult | 102 | Douglas and Jefferson Counties | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - May | time of breeding | Both Male and Female | Adult | Not Reported | Winnepeg, Manitoba | Exposure Factor Datasets | CANADA | |
Body Weight - Mean | range of monthly mean weights | g | Both Male and Female | Adult | 10-16/mo | Winnepeg, Manitoba | Exposure Factor Datasets | CANADA | |
Body Fat (total or %) | % ether-extractable lipids of total body weight (wet wt) | % | Both Male and Female | Adult | 10-16/mo | Winnepeg, Manitoba | Exposure Factor Datasets | CANADA | |
Time of Torpor or Hibernation | Nov. - Apr. | Not Reported | Not Reported | Not Reported | Winnepeg, Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | g | Both Male and Female | Not Reported | 60 | captured at Winnipeg, Manitoba | Exposure Factor Datasets | Laboratory | ||
Metabolic Rate | see citation | figure of oxygen consumption at 5-27C | ml O2/g/hr | Both Male and Female | Not Reported | 60 | captured at Winnipeg, Manitoba | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Apr. - May | time of breeding | Both Male and Female | Adult | 5/sampling time | Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Countries |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | BW = -211.59 + 5.08SVL | relationship between body weight (BW, g, 50-175g) and snout-vent length (SVL, cm, 55-75cm) for vitellogenic and non-vitellogenic females in 1983 (r2 = 0.899) | g | Female | Adult | 34 | Manitoba | Exposure Factor Datasets | CANADA |
Body Weight - Mean | BW = -254.33 + 5.75SVL | relationship between body weight (BW, g, 50-175g) and snout-vent length (SVL, cm, 55-75cm) for vitellogenic and non-vitellogenic females in 1984 (r2 = 0.905) | g | Female | Adult | 42 | Manitoba | Exposure Factor Datasets | CANADA |
Body Weight - Mean | BW = -201.07 + 4.78SVL | relationship between body weight (BW, g, 50-175g) and snout-vent length (SVL, cm, 55-75cm) for vitellogenic and non-vitellogenic females in 1985 (r2 = 0.874) | g | Female | Adult | 32 | Manitoba | Exposure Factor Datasets | CANADA |
Body Weight - Mean | BW = -137.32 + 3.73SVL | relationship between body weight (BW, g, 50-175g) and snout-vent length (SVL, cm, 55-75cm) for vitellogenic and non-vitellogenic females in 1987 (r2 = 0.698) | g | Female | Adult | 110 | Manitoba | Exposure Factor Datasets | CANADA |
Time of Torpor or Hibernation | Sept. - Mar. | Female | Adult | 218 | Manitoba | Exposure Factor Datasets | CANADA |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Countries | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | range of means | g | Male | Adult | 5 animals/6 sampling dates | Exposure Factor Datasets | 1-24 d post-emergence | CANADA | |||
Metabolic Rate | see citation | figure of resting oxygen consumption | ml O2/g/hr | Both Male and Female | Adult | 5-10 | Exposure Factor Datasets | post-emergence | Laboratory |
Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|
Population Density | 18.7 | #/ha | Not Reported | Not Reported | Not Reported | McDonough County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 12.9 | young/litter | Female | Adult | 104 | Hanover | Exposure Factor Datasets | 6.1 SD |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Dietary Composition | earthworms (80%); amphibians (5%); mammals, caterpillars and leeches (5%) | % frequency of occurrence in stomach contents | % | Not Reported | Not Reported | 178 | Washtenaw County | Exposure Factor Datasets |
Home Range | 2.07 | acres | Both Male and Female | Not Reported | 1609 | Washtenaw County | Exposure Factor Datasets | |
Clutch or Litter Size | 18 | young/litter | Female | Adult | 20 | Washtenaw County | Exposure Factor Datasets | |
Population Density | 482 | #/48 acres | Both Male and Female | Both Adults and Juveniles | Not Reported | Washtenaw County | Exposure Factor Datasets |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | g | Both Male and Female | Not Reported | 20 | captured at Miami, Florida | Exposure Factor Datasets | Laboratory | ||
Metabolic Rate | see citation | figure of oxygen consumption at 5-27C | ml O2/g/hr | Both Male and Female | Not Reported | 20 | captured at Miami, Florida | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Lab |
---|---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 0.42 | estimated from changes in body composition | cal/g/d | Both Male and Female | Not Reported | 13 | captured in Portage County, WI | Exposure Factor Datasets | hibernating | Laboratory |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Condition | Error | Lab |
---|---|---|---|---|---|---|---|---|---|---|---|
Body Weight - Mean | 30.3 | g | Male | Adult | 6 | captured in Michigan and Ohio | Exposure Factor Datasets | 2.0 SE | Laboratory | ||
Body Weight - Mean | 52.1 | g | Female | Adult | 3 | captured in Michigan and Ohio | Exposure Factor Datasets | non-pregnant | 4.4 SE | Laboratory | |
Metabolic Rate | 0.059 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Male | Adult | 6 | captured in Michigan and Ohio | Exposure Factor Datasets | 0.001 SE | Laboratory | |
Metabolic Rate | 0.054 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Female | Adult | 3 | captured in Michigan and Ohio | Exposure Factor Datasets | non-pregnant | 0.011 SE | Laboratory |
Body Weight - Mean | 52.5 | g | Female | Adult | 4 | captured in Michigan and Ohio | Exposure Factor Datasets | 1 wk post-partum | 1.8 SE | Laboratory | |
Metabolic Rate | 0.065 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Female | Adult | 4 | captured in Michigan and Ohio | Exposure Factor Datasets | 1 wk post-partum | 0.005 SE | Laboratory |
Body Weight - Mean | 94.2 | g | Female | Adult | 6 | captured in Michigan and Ohio | Exposure Factor Datasets | pregnant | 10.2 SE | Laboratory | |
Metabolic Rate | 0.095 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Female | Adult | 6 | captured in Michigan and Ohio | Exposure Factor Datasets | pregnant | 0.010 SE | Laboratory |
Body Weight - Mean | 1.66 | g | Not Reported | Neonate | 8 | captured in Michigan and Ohio | Exposure Factor Datasets | 0.07 SE | Laboratory | ||
Metabolic Rate | 0.119 | resting oxygen consumption at 25C | cm3 O2 STP/hr/g | Not Reported | Neonate | 8 | captured in Michigan and Ohio | Exposure Factor Datasets | 0.010 SE | Laboratory |
California Whipsnake (Masticophis lateralis), Common Garter Snake (Thamnophis sirtalis)
Exposure Endpoint Type | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Clutch or Litter Size | eggs/female | Female | Adult | 5 | Exposure Factor Datasets | Los Angeles, Mariposa, Tuolumne | |
Clutch or Litter Size | eggs/female | Female | Adult | 5 | Exposure Factor Datasets | Los Angeles, Mariposa, Tuolumne |
Red-spotted Garter Snake (Thamnophis sirtalis ssp. concinnus)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
---|---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Feb. - Apr. | time of breeding | Both Male and Female | Adult | Not Reported | Willamette Valley | Exposure Factor Datasets | |
Time of Hatching or Parturition | late July - early Sept. | Both Male and Female | Embryo | Not Reported | Willamette Valley | Exposure Factor Datasets | ||
Duration of Incubation or Gestation | 90 | d | Female | Adult | Not Reported | Willamette Valley | Exposure Factor Datasets | |
Age at Sexual Maturity | 1 | yr | Male | Adult | Not Reported | Willamette Valley | Exposure Factor Datasets | |
Age at Sexual Maturity | 2 | yr | Female | Adult | Not Reported | Willamette Valley | Exposure Factor Datasets | |
Clutch or Litter Size | 8.2 | determined by palpation | young/litter | Female | Adult | 18 | Willamette Valley | Exposure Factor Datasets |
San Francisco Garter Snake (Thamnophis sirtalis ssp. tetrataenia)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
---|---|---|---|---|---|---|---|---|---|
Duration of Incubation or Gestation | d | Female | Adult | 6 | Dallas and Fort Worth Zoos, TX | Exposure Factor Datasets | Laboratory | ||
Age at Sexual Maturity | 1 yr, 273d | yr,d | Female | Adult | 1 | Dallas and Ft. Worth Zoos | Exposure Factor Datasets | Laboratory | |
Body Weight - Mean | range of means from 6 breedings | g | Not Reported | Neonate | 6 groups of young | Dallas and Ft. Worth Zoos | Exposure Factor Datasets | Laboratory | |
Clutch or Litter Size | 17 | young/female | Female | Adult | 6 | Dallas and Ft. Worth Zoos | Exposure Factor Datasets | Laboratory | |
Body Weight - Mean | g | Male | Adult | 5 | Dallas and Ft. Worth Zoos | Exposure Factor Datasets | Laboratory | ||
Body Weight - Mean | g | Female | Adult | 6 | Dallas and Ft. Worth Zoos | Exposure Factor Datasets | Laboratory |
Exposure Endpoint Type | Endpoint Value | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|
Time of Mating/ Laying | Oct. - Nov. | Both Male and Female | Adult | 2 mating masses | San Francisco Peninsula | Exposure Factor Datasets | San Mateo |
Valley Garter Snake (Thamnophis sirtalis ssp. fitchi)
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error |
---|---|---|---|---|---|---|---|---|---|
Clutch or Litter Size | 11.32 | based on embryo count | eggs/litter | Female | Adult | 22 | Exposure Factor Datasets | 0.98 |
Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | California Counties |
---|---|---|---|---|---|---|---|---|---|
Metabolic Rate | 9.18 | field metabolic rate | ml CO2/g/d | Both Male and Female | Adult | 72 | Eagle Lake (elev., 1800 m) | Exposure Factor Datasets | Lassen |
Growth Rate | 3.1 | average increase in % of mean body mass per day | % | Both Male and Female | Adult | 78 | Eagle Lake (elev., 1800 m) | Exposure Factor Datasets | Lassen |
Food Ingestion Rate | 14 | average % of their body mass in frogs ingested per day, estimated from field metabolic rate | % | Both Male and Female | Adult | 72 | Eagle Lake (elev., 1800 m) | Exposure Factor Datasets | Lassen |
California Red-sided Garter Snake (Thamnophis sirtalis ssp. infernalis)
Exposure Endpoint Type | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Lab |
---|---|---|---|---|---|---|---|---|---|
Growth Rate | increase in body mass on earthworm or mosquitofish diets | g/d | Not Reported | Juvenile | 13 | captive-born to female from Humboldt County | Exposure Factor Datasets | 0 - 4 mo | Laboratory |