Edwin Philip Pister (January 15, 1929 – January 17, 2023) was an American fishery biologist who worked for California Department of Fish and Game.

[1] He was a pioneer of desert fish conservation, and is credited with saving the Owens pupfish (Cyprinodon radiosis) by transferring the entire remaining population into several buckets and transporting them to a safe location.

A volume compiling studies of desert fishes has been published in his honor.

[5] Pister helped found the non-profit Desert Fishes Council in 1969, serving as its first president, then as its Executive Secretary until his death.

[6] Audio interviews of him are available in the Bancroft Library at University of California, Berkeley[7] Pister died in Bishop, California on January 17, 2023, two days after his 94th birthday.