Scientific Name
Cyprinodon elegans

Common Name
Comanche Springs pupfish

Biology
Occurs in springs, spring-fed canals and ditches, usually over mud in current (Ref. 5723). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139)

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: restricted to Toyah Creek and the effluents (including irrigation canals) of San Solomon, Phantom Cave and Griffin springs in Reeves County in Texas, USA.

Range

32°N - 31°N

Environment

Climate

Temperate

Water Temperature From

18 °C

Water Temperature To

26 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; benthopelagic; non-migratory

Trophic Level

2.93 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

6.2 cm

Common Length

3.8 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 to moderate vulnerability (32 of 100)

Resilience

High, minimum population doubling time less than 15 months (Assuming tm

Threat To Humans

Harmless

IUCN Red List Status

Endangered (EN) (A2ce, B1+2ac)