Big Bend gambusia

The Big Bend gambusia (Gambusia gaigei) is a rare species of fish in the Poeciliidae family. It is endemic to the Big Bend region of the Rio Grande of the United States and Mexico. The only known remaining population is in a protected pond in the Big Bend National Park. This livebearer is about 2 inches long. It feeds on aquatic invertebrates.

Big Bend gambusia

The Big Bend gambusia (Gambusia gaigei) is a rare species of fish in the Poeciliidae family. It is endemic to the Big Bend region of the Rio Grande of the United States and Mexico. The only known remaining population is in a protected pond in the Big Bend National Park. This livebearer is about 2 inches long. It feeds on aquatic invertebrates.