Parks Canada

Amphibians around the world are in decline and this has led to many international initiatives to monitor and catalog amphibian biodiversity. The western toad (Bufo boreas) found in Jasper National Park is a species of special concern protected under the Federal Species at Risk Act (SARA). Jasper...

Annual visual surveys are used to assess annual occupancy of breeding western toads at 10 known breeding ponds. Because of their reliance on wetland habitat for breeding, western toads are used as a measure of aquatic ecosystem health. The western toad is the only amphibian native to Haida...

This measure tracks changes in presence and absence of three amphibian species at 43 potential breeding sites. Each site is visited twice (where possible), to estimate and account for detection probability the Western Toad (Bufo boreas), Columbia Spotted Frog (Rana luteiventris), and Long-toed...

This measure tracks changes in presence and absence of three amphibian species at 12 potential breeding sites. Each site is visited twice (where possible), to estimate and account for detection probability the Western Toad (Bufo boreas), Columbia Spotted Frog (Rana luteiventris), and Long-toed...