Environment ❯ Invasive Species

Aquatic Ecosystems

Freshwater Species Freshwater Fish Watercraft Inspections Impact on Native Species Silver Carp

San Joaquin County Declares Emergency Over Golden Mussel Infestation

The county seeks outside help to contain a fast‑spreading mussel that clogs water systems, threatens farms, reshapes the Delta.

Study Finds Human-Infecting Parasites in Over 90% of Southern California Freshwater Fish