The San Marcos Gambusia was officially delisted from the Endangered Species Act by the U.S. Fish and Wildlife Service due to extinction on Oct. 16, with it last spotting sometime between 1983-85.

The San Marcos Gambusia was a species unique to the San Marcos Springs. The fish was first discovered in the late 1960s with a small population of 1,000.

Read more from Candace Taggart with the University Star here.