(CN) — In freshwater rivers and lakes in places like Oregon, the northern pikeminnow fish lurks beneath the surface. Native to the Pacific Northwest and surrounding waterways, this stealthy fish is ...

The Eel River Pikeminnow fishing derby is in full swing to try to thwart the fish, which is invasive in the river. A cash prize of up to $400 is being offered up to anglers who catch the most or ...