Russian river tule perch (Hysterocarpus traskii traskii)

Scientific name: Hysterocarpus traskii traskii Gibbons, 1854

Russian river tule perch (Hysterocarpus traskii traskii)

The Russian river tule perch (Hysterocarpus traskii traskii) is a freshwater fish of the family Embiotocidae. Native range: North America, Clear Lake; Russian, Sacramento-San Joaquin, and Pajaro-Salinas River drainages in California, USA.

Biology

Adults inhabit mud to gravel-bottomed pools and runs of small to large, low-elevation rivers and lakes. Usually occurs near emergent aquatic plants or overhanging banks. Rarely enters brackish water. Viviparous, female carries the developing young.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Hysterocarpus traskii traskii
Family
Embiotocidae (Surfperches)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
15.0
Environment
Freshwater; brackish; demersal
Climate
Temperate
Distribution
North America: Clear Lake; Russian, Sacramento-San Joaquin, and Pajaro-Salinas River drainages in California, USA.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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