Ambystoma macrodactylum
Long-toed Salamander (Ambystoma macrodactylum)
| Exposure Endpoint Type | Chemical | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Age-Specific | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| METHOXYCHLOR | no appreciable mortality | embryo and larvae (10 d post-hatch) mortality | Not Reported | Embryo, Juvenile | 30-34 eggs/dose | Toxicity Factor Datasets | Laboratory | |||||
| METHOXYCHLOR | decrease @ 0.1, 0.3, 1, 3, 10 mg/L | mean day of hatch, compared to controls | Not Reported | Embryo, Juvenile | 30-34 eggs/dose | Toxicity Factor Datasets | Laboratory | |||||
| METHOXYCHLOR | decrease @ 0.3, 1, 3, 10 mg/l | responsiveness to startle and distance travelled post-startle in larvae | Not Reported | Juvenile | 30-34 eggs exposed/dose; 14-27 larvae tested/dose | Toxicity Factor Datasets | Laboratory | |||||
| METHOXYCHLOR | decrease @ 0.3 and 10 mg/L | mean body weight of larvae | Not Reported | Embryo, Juvenile | 30-38 eggs/dose | Toxicity Factor Datasets | Laboratory | |||||
| Body Weight - Mean | 15.4 | mg | Not Reported | Juvenile | 3 | Exposure Factor Datasets | 2 d post-hatch | 0.3 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|
| Time of Mating/ Laying | May - July | time of laying | Female | Adult | Not Reported | Crater Lake, Munson Oxbow Pond, Aant Point Pond, Whitehorse Bluff ponds and Lake West | Exposure Factor Datasets |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Lab |
|---|---|---|---|---|---|---|---|---|---|
| Inhalation Rate | see citation | tidal volume and breathing rate data | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | Laboratory | ||
| Metabolic Rate | see citation | figure of pulmonary and cutaneous oxygen consumption | ul O2/g/hr | Not Reported | Not Reported | Not Reported | Exposure Factor Datasets | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type | Error | Lab |
|---|---|---|---|---|---|---|---|---|---|---|
| Metabolic Rate | 281.0 | mean oxygen consumption following activity, measured at 25C | ul O2/g/hr | Not Reported | Not Reported | 6 | Exposure Factor Datasets | 19.5 SE | Laboratory |
| Exposure Endpoint Type | Endpoint Value | Endpoint Description | Units | Sex | Life Cycle Stage | Sample Size | Location | Type |
|---|---|---|---|---|---|---|---|---|
| Population Density | range of larval density estimates in 8 fishless lakes utilizing 3 survey methodologies during day and night | larvae/100 m shoreline | Both Male and Female | Juvenile | Not Reported | North Cascades National Park Service Complex | Exposure Factor Datasets | |
| Dietary Composition | Benthic macroinvertebrates (75%): Diptera (66.7); Chironomidae (41.7%); Coleoptera (58.3%); Trichoptera (50%); Ephemeroptera (25%); Amphipoda (16.7%); Plecoptera (8.3%); Pelecypoda (8.3%); Crustacean zooplankton (41.7%): Cladocerans (41.7%); Unidentified (41.7%); Imm. Daphnids (25.0%); Daphnia rosea (25%); Ceriodaphnia quadrangula (16.7%); Chydorus spaericus (8.3%); Copepods (16.7%); Cylopoids (16.7%); Calanoids (8.3%); Harpactacoids (8.3%) | % larvae stomachs that contained prey item | % | Not Reported | Juvenile | 13 | North Cascades National Park Service Complex | Exposure Factor Datasets |
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