An invasive species of fish has once again reared its head in the Delaware River Watershed, leading to a warning from park rangers.
Park rangers at the Black Rock Sanctuary in Phoenixville, Chester County, say they found a northern snakehead last week and are asking anyone else who finds one to kill it on site.
“We catch and release,” said AJ Porrino while fishing with his 6-year-old son at the sanctuary. “We don’t really keep a lot of stuff.”…