Question

what is a designated unit in terms of species at risk (give an example)

Answer 1

The wild species are in danger of disappearing from the world. The level of risk can vary – generally species assessed in four different categories-  Extirpated, Endangered, Threatened, or Special Concern are considered as designated unit in terms of species at risk.

Special concern- A wild species that may become threatened or endangered in future due to identified threats .

Example- Eastern wolf, Harlequin duck

Threatened or vulnerable - Species that is likely to become endangered if nothing is done to reverse the factors leading to its high risk of extirpation or extinction.

Example- Northern wolffish, wood bison

Endangered- A wildlife species that is facing imminent extirpation or extinction.

Example- Swift fox, whooping crane

Extirpated-A species that no longer exists in canada but exists in other part of world.

Example-Atlantic population of gray whale, Gravel chub