Scientific Name
Catostomus tahoensis

Common Name
Tahoe sucker

Biology
Occurs in various habitats but most common in large lakes such as Lake Tahoe and Pyramid Lake in Nevada, USA. Also found in pools along lower reaches of streams.

Classification

Classified By

Gill & Jordan, 1878

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Suckers (Catostomidae)

Distribution

Region

North America

Distribution

North America: Lahontan basin in southeastern Oregon, Nevada and northeastern California, USA. Recently established naturally or through introduction into upper Sacramento River system in California.

Range

40°N - 37°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; demersal

Trophic Level

3.1 s.e. 0.43 Based on diet studies.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

61.0 cm

Common Length

27.5 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

High vulnerability (62 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (tmax=15)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated