Common name: Oregon Spotted Frog Scientific name: Rana pretiosa. Oregon Spotted Frog Scientific Name: Rana pretiosa COSEWIC Status: Endangered Reason for Designation: This highly aquatic frog has a small Canadian distribution within the populated and highly modified Fraser River Basin in southwestern British Columbia.
With only a few hundred individuals left, the Oregon spotted frog is the most endangered frog in Canada. We used radio-telemetry to study late-season movement and habitat use by Oregon Spotted Frog (Rana pretiosa) at nine sites from four populations along the Cascade Mountains in Oregon. The Oregon spotted frog now numbers less than 400 in British Columbia. It is a rare frog and is listed by the IUCN as a vulnerable species. Diet: Tadpoles will feed on algae, rotting vegetation and detritus, where as adults will eat mostly invertebrates such as beetles, flies, spiders, and water striders. The scientific or taxonomic name would be Rana pretiosa.
The Oregon spotted frog, Rana pretiosa, which means "precious frog", is a medium-sized water frog. It is no wonder its scientific name means ‘the precious frog’. Wiki User 2010-08-09 18:15:41.
Movement rates declined with date and were the lowest at the end of tracking in December and January. Habitat: Oregon Spotted Frogs are native to the Cascade Mountains of South-central Washington, Oregon and in small populations in the Greater Vancouver area. Oregon spotted frogs can be distinguished from other native species by their relatively short hind legs, orange or red wash of color on underside of abdomen and legs, and upturned chartreuse eyes. This species once ranged from southwestern BC into California, but is now endangered and has disappeared all together from California. A fully grown adult of this frog feeds on insects while tadpoles feed on rotting vegetation and algae. Oregon spotted frog.
The Oregon spotted frog’s scientific name “pretiosa” means “precious” in Latin — a fitting moniker considering that not many remain. What is the scientific name or taxonomic classification of the amphibian Oregon spotted frog? The Oregon spotted frog is an aquatic frog that is medium in size and is found in the south-western part of British Columbia. It comes from the Pacific Northwest area of North America.It can be found in the Puget Trough/Willamette Valley province and the Cascade Mountains of south-central Washington and Oregon. 4 Threatened Amphibians of Canada. The Oregon spotted frog (Rana pretiosa) is a medium-sized anuran native to the northwestern United States.Body coloration ranges from brown or tan to brick red, usually overlaid with dark, ragged spots. It currently occurs at four sites, isolated from one another, and has been extirpated from an additional three sites. The Oregon spotted frog is majorly aquatic and makes its habitat in still water such as wetlands and lakes. Oregon spotted frogs historically co-occurred with the northern red-legged frog (Rana aurora) in lowland western Washington and southwestern British Columbia (Licht, 1971, 1974, 1986; McAllister and Leonard, 1997), but areas of sympatry with are now limited due to loss of lowland spotted frog populations.