An Invader From the North

Invasive fish species are a perennial hot topic, especially in California where non-native fishes such as striped bass (Morone saxatilis) are implicated in high predation on native Read More…

Invasion of the Aquatic Plants

While it may sound like a B-rated Halloween movie, parts of California really are under a floral invasion. Non-native species introductions are a familiar topic in the Read More…

Finding fish from discarded DNA

To round out our series on environmental DNA (eDNA), in which we’ve described the basic concepts of this technique in aquatic research, as well as its challenges Read More…

Feral cats and a diversity of diets

Feral cats are notorious for their ferocious appetites, which helped earn them a spot among the world’s top 100 most invasive species because of the impacts of Read More…

Invasive loach on the loose in Central Valley

While invasive species are now commonplace in California, each new introduction of a non-native species can pose unknown threats to an already fragile ecosystem. Wildlife officials are Read More…

Arrested development

Pacific lampreys (Lampetra tridentata) are a species with a prolonged infancy. They begin their life cycle in freshwater as blind, worm-like larvae called ammocoetes, and remain in Read More…

It’s getting hot in here

While sampling out-migrating salmonids this spring, an interesting event caught our attention. A few of our field technicians spotted a red-eared slider (Trachemys scripta elegans) scaling the Read More…

Dime store turtle

If a name was ever indicative of a pet’s affordability, the dime-store turtle - more commonly know as the red-eared slider (Trachemys scripta elegans) - would surely Read More…