Science tells us invasive species—like the spotted tilapia—are always on the move, making it difficult for scientists to ...

Armored catfish are driving manatees out of their warm-water refuges, putting their health at risk. Here’s why it’s happening ...

Well-designed marine parks can conserve marine life and their habitats, allow fish populations to recover, educate the public ...

The Australian redclaw crayfish invaded Texas waters in 2022 but has become a growing concern, according to Texas Parks and Wildlife Department.

"They're a freshwater fish, and it was thought that Cook Inlet represented a marine barrier stopping ... child of what makes a formidable invasive species," said Peter Westley, a UAF associate ...