Conservation biologists are wrapping up a statewide Black Tern population survey to produce the first statewide population assessment since black terns were listed as State Endangered. Audubon is working to.
Black Tern A Small Graceful Marsh Tern Black And Silver In Breeding Plumage In Its Choice Of Surroundings It Leads A Double Life Sea Birds Bird Breeds
Black Tern Chlidonias niger listed as Endangered prefers large shallow marshes with abundant vegetation adjacent to open waterThe required avoidance period is May 15 - July 31.
Why is the black tern endangered. In Pennsylvania the black tern is endangered and protected under the Game and Wildlife CodeAlthough not listed as endangered or threatened at the federal level the black tern. Facing population declines up to 90 over the past 40 years Black Terns Chlidonias niger have an uncertain future in the Great Lakes region.
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