Paiute Sculpin

Paiute Sculpin have large bulging eyes sitting on the top of their large heads. They have a beautiful dark, mottled pattern covering most of their body. You could find this small fish in the Truckee River or Lake Tahoe.
SCIENTIFIC NAME
Cottus beldingii
CLASSIFICATION
Fish
LIFE SPAN
2-4 Years
STATE CONSERVATION STATUS
  • Unprotected
FEDERAL CONSERVATION STATUS
Least Concern
GAME STATUS
Non-Game
GAME TYPE
None
  1. Washoe
  2. Humboldt
  3. Pershing
  4. Churchill
  5. Mineral
  6. Lyon
  7. Douglas
  8. Carson City
  9. Storey
  1. Elko
  2. Lander
  3. Eureka
  4. White Pine
  1. Esmeralda
  2. Nye
  3. Lincoln
  4. Clark

Habitat & Range

The Paiute Sculpin can be found throughout the Tahoe, Truckee, Carson, and Walker Basins. In Lake Tahoe Paiute Sculpin tend to hang out in depths less than 200 feet.

  • Lakes and reservoirs
  • Rivers and streams

Threats

  • Predation
  • Water Pollution

Natural History

The Paiute Sculpin is a small fish that likes to hang out at the bottom of waterways. A mottled brown body allows them to camouflage easily along the water’s rocky bottom, hiding from larger fish who may prey on them. Another defensive adaptation are spiny fins to deter predators,  like trout, from feeding on them. Spawning is when fish engage in breeding behavior. Female Paiute Sculpin spawn once a year from May to June, and can lay up to 200 eggs. After the male fertilizes the eggs, he hangs around, to guard the eggs until they hatch. Paiute Sculpin, like most fish, have a layer of mucus covering their body called the slime coat. This coat acts as a layer of defense against bacteria and disease.

Fun Facts

Paiute Sculpin have no swim bladder. A swim bladder is a gas-filled sack that a fish can expand or deflate to control its buoyancy in the water column. Lack of a swim bladder fits the Sculpin’s bottom-dwelling habits. In addition, some Sculpins are able to compress their skull bones to fit inside small spaces.