Small-mouthed salamander (Ambystoma texanum) COSEWIC assessment and status report: chapter 1

Assessment Summary – May 2004

Common name : Small-mouthed salamander

Scientific name : Ambystoma texanum

Status : Endangered

Reason for designation : This salamander is restricted solely to Pelee Island in Canada. The extent of occurrence is only 40 km² (effectively the total area of Pelee Island). It occupies only three extant breeding sites and surrounding remnant forested habitat with total area of occupancy equalling not more than 5 km². It has exhibited declines in area, extent and quality of habitat, and in the number of locations on the island where it may be found. Threats to its continued existence include loss of wetland breeding sites and modified drainage patterns.

Occurrence : Ontario

Status history : Designated Special Concern in April 1991. Status re-examined and designated Endangered in May 2004. Last assessment based on an update status report.