An official website of the United States government
Here’s how you know
Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
John Heinz National Wildlife Refuge at Tinicum is part of the U.S. Fish and Wildlife Service’s National Wildlife Refuge System, a network of lands set aside for the benefit of native wildlife and plants. Established in 1972 through local activism, the refuge protects habitat for the benefit of both...
The U.S. Fish and Wildlife Service manages an unparalleled network of public lands and waters called the National Wildlife Refuge System. With more than 570 refuges spanning the country, this system protects iconic species and provides some of the best wildlife viewing opportunities on Earth.