Desert chub (Gila eremica) fish species and information / pictures of Desert chub - Gila eremica

Desert chub (Gila eremica) fish species information

Scientific Name
Gila eremica

Common Name
Desert chub

Biology
Dorsal soft rays (total): 7-8; Anal soft rays: 7 - 8. Differs morphometrically from G. purpurea in having on average a shallower caudal peduncle, shorter mean distance from origin of pectoral fin to origin of pelvic fin and longer upper jaw. Differs from G. ditaenia in its shorter caudal peduncle and longer post-orbital mean lengths and an average of 57 vs. 68 scales in the lateral line.

Classification

Classified By

DeMarais, 1991

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

North America

Distribution

North America: headwaters of the Sonora and Matape rivers of northwestern Sonora, M?xico.

Range

Unknown

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

2.9 s.e. 0.33 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

8.5 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

Low vulnerability (21 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated