Final part of a series on President Trump's budget
On the shores of the lower Niagara River, about 10 miles from Niagara Falls, a group of biologists from the U.S. Fish and Wildlife Service prepare to examine the largest fish species in the Great Lakes region – the lake sturgeon.
"They were nearly wiped out, mostly due to over-fishing," says biologist Dimitry Gorsky . "We have this remnant population that survived the over-fishing and habitat destruction."