Black tern numbers plummet - Sault Ste. Marie Evening News

Sault Ste. Marie Evening News
Black tern numbers plummet
Sault Ste. Marie Evening News
The once-abundant black tern is far less abundant in Great Lakes wetlands, a victim of habitat loss and invasive plant species. And there's a high risk that more colonies will be abandoned, according to a new study. Since 1991, the number of active ...