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 ...

The laurel dace lives only in a few streams in southeastern Tennessee and faced extinction as a 2024 drought dried up its habitat. Conservation biologists conducted an emergency rescue, and today two ...

In his March 22 letter, Pat Russell takes exception with the remarkable efforts to save the endangered Moapa dace from extinction, complaining that too many resources have been put into saving “one ...

A member of the Cyprinidae family and the sole species in the genus Moapa, the Moapa dace lives only in the warm springs of the upper Muddy River and has a distinctive leathery appearance — hence the ...