![]() A combination of factors, including loss of nesting habitat, reduced availability of insects, and threats encountered along the winter migration route and at overwintering areas in South America, have reduced the abundance of Bank swallows.īank Swallow recovery plan (PDF 12 MB) Barn Swallow endangered Hirundo rustica - 2013īarn Swallows were one of the world`s most widespread species, but have undergone continental level declines across North America begining in the 1980s. Their numbers have declined by about 30% over the past 10 years across Canada, and considerably more in Nova Scotia. ![]() This swallow breeds in colonies and excavates nesting burrows in the eroding banks of coastal cliffs and other steep vertical soft soil faces, such as gravel pits. The Bank swallow is a small brown bird that feeds almost exclusively on flying insects. chain pickerel, smallmouth bass), acidification and fishing.Ītlantic Whitefish recovery plan (PDF 4 MB) Bank Swallow endangered Riparia riparia - 2017 Past and present threats to the species include: hydro-electric development, predation by non-native fish species (e.g. Little is known about this species and no population estimate for the species exists. In Nova Scotia it is found only in the Tusket and Petite Riviere watersheds and may have been extirpated from the Tusket River system. The Atlantic whitefish is a species endemic to Nova Scotia, meaning that it breeds nowhere else in the world. However, the status of the Marten on the mainland is considered "data deficient." More research is required.Īmerican Marten recovery plan 2007 (Cape Breton) (PDF 213 kB) American Marten status report (PDF 696 kB) Atlantic Whitefish endangered Coregonus huntsmani - 2002 There have been some very recent records of Marten in southwest Nova Scotia. The species was thought to have been extirpated from the mainland and several re-introductions have been attempted. ![]() Marten were trapped extensively throughout Nova Scotia since the 1700's until the season was closed in the early 1900's due to low numbers. At present there is no evidence of breeding and there has been extensive loss and degradation of suitable habitat. The Cape Breton population of Marten is likely less than 50 animals. American Marten endangered Cape Breton Population - Martes americana - 2001
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |