Tui chub (Gila bicolor) fish species and information / pictures of Tui chub - Gila bicolor

Tui chub (Gila bicolor) fish species information

Scientific Name
Gila bicolor

Common Name
Tui chub

Biology
Inhabits lakes and quiet, vegetated, mud or sand-bottomed pools of headwaters, creeks and small to large rivers. Distinct subspecies: Gila bicolor snyderi (protected) in Owens River, California; Gila bicolor mohavensis (protected) in Mojave River, California; Gila bicolor bicolor in Klamath River system in Oregon and California; Gila bicolor obesa, a stream and spring-inhabiting form and G. b. pectinifer, a lake-inhabiting form, both in Lake Lahontan basin in Nevada.

Classification

Classified By

Girard, 1856

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

North America

Distribution

North America: Columbia River drainage in Washington, Oregon and Idaho, USA south in Klamath and upper Pit River (in Sacramento River drainage) and interior drainages of Nevada and California to Mohave River in southern California, USA. There are distinct subspecies, one described by Bills and Bond 1980 (Ref. 56397) as Gila bicolor vaccaceps.

Range

44°N - 35°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

benthopelagic

Environment

Freshwater; benthopelagic

Trophic Level

2.81 s.e. 0.32 Based on size and trophs of closest relatives

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

45.0 cm

Common Length

Unknown 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

Moderate to high vulnerability (49 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.19-0.33)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated