In many ways, the double-crested cormorant is a wildlife success story. The
birds were almost wiped out by pesticide exposure in the 1960’s. But in
recent years, they’ve returned in large numbers to prime fishing areas in
the Great Lakes and elsewhere. In fact, they’re so good at catching fish,
commercial fishermen have been affected. In the first of a two part series,
the Great Lakes Radio Consortium’s Karen Kelly found that the biologists who
protect these birds are also looking for ways to get rid of them: