Endangered cold water fish are appearing leaps and bounds ahead of where they were in the past five decades thanks to efforts by one Northern California region to restart local salmon runs. From the ...

Cold-water fish are losing their habitats in temperate lakes due to a climate change "squeeze," scientists have found. A new study published in the Proceedings of the National Academy of Sciences ...

Last month, the Santa Cruz River, which travels through the heart of Tucson, gained 600 new residents. Our newest neighbors are the longfin dace, a species of small fish that lived in the Santa Cruz ...