The Yaqui sucker is a species of ray-finned fish in the family Catostomidae. It is found in the Aridoamerica region of northern Mexico and south-western United States. Catostomus bernardini or Yaqui s

The Sonora Sucker, Catostomus insignis, is a medium-sized catostomid fish with 16 other species in the genus scattered throughout North America. This species is remarkably similar in appearance to the