Adapted to the boom-and-bust flood cycles of Southern California's rivers, the Santa Ana sucker now finds itself smack in the middle of one of the most urbanized places in North America. With its ...

The razorback sucker is a large, warm-water fish native to the Colorado River basin. Construction of more than a dozen dams throughout the lower basin has left little natural habitat for the fish and ...

"Prior to my involvement in this program, I always thought of suckers as a 'rough fish,'" said Frank Langley, a volunteer. "My viewpoint has now dramatically changed, and I enjoy sharing the ...

Temperature is primary trigger for spawning migration Never doubt the importance of citizen scientists. A new paper published ...