Desert pupfish (Cyprinodon macularius) fish species and information / pictures of Desert pupfish - Cyprinodon macularius

Desert pupfish (Cyprinodon macularius) fish species information

Scientific Name
Cyprinodon macularius

Common Name
Desert pupfish

Biology
Usually occurs over mud or sand in springs, marshes, lakes and pools of creeks. 7.2 cm max TL (Ref. 5723). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). Also occur in hot springs with temperatures up to 45?C and salinities up to 20% (Ref. 13371).

Classification

Classified By

Baird & Girard, 1853

Class

Ray-finned fishes (Actinopterygii)

Order

Live bearers, Killifishes and Rivulines (Cyprinodontiformes)

Family

Pupfishes (Cyprinodontidae)

Distribution

Region

North America

Distribution

North America: lower Colorado River drainage, including Gila River system and south through southern Arizona and California, USA (including Salton Sea) into northern Mexico.

Range

34°N - 31°N

Environment

Climate

Subtropical

Water Temperature From

25 °C

Water Temperature To

35 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 7.5 - 8.0; dH range: 13 - 19 benthopelagic

Trophic Level

2.94 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

True

Physical Size and Genetics

Maximum Length

5.0 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

Fisheries: of no interest; aquarium: commercial

Vulnerability

Low to moderate vulnerability (30 of 100)

Resilience

High, minimum population doubling time less than 15 months (tmax=2)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated