Blackfin sucker (Thoburnia atripinnis)

Scientific name: Thoburnia atripinnis Bailey, 1959

The Blackfin sucker (Thoburnia atripinnis) is a freshwater fish of the family Catostomidae. Native range: North America, Upper Barren River system (in Green River drainage) in Kentucky and Tennessee, USA.

Biology

Inhabits rocky pools and adjacent riffles of creeks and small rivers. Hides in bedrock crevices, near boulders or under shoreline brush. Feeds on midge larvae, microcrustacea and occasional larger insect larvae.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Thoburnia atripinnis
Family
Catostomidae (Suckers)
Order
Cypriniformes (Carps)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
17.0
Common length
12.3
Environment
Freshwater; demersal
Climate
Temperate
Distribution
North America: Upper Barren River system (in Green River drainage) in Kentucky and Tennessee, USA.
Conservation status (IUCN)
Lower Risk: least concern (LR/lc)
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tmax=4)

Sources

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

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