Smooth-cheek eartheater (Gymnogeophagus gymnogenys) fish species and information / pictures of Smooth-cheek eartheater - Gymnogeophagus gymnogenys

Smooth-cheek eartheater (Gymnogeophagus gymnogenys) fish species information

Scientific Name
Gymnogeophagus gymnogenys

Common Name
Smooth-cheek eartheater

Biology
Spawns on the bottom. A male will spawn with more than one female if there is more than one ripe female around. If not, he is satisfied to spawn with one partner and to stay with one female forever (Ref. 12251). Maximum length 25 cm TL (Ref. 2060).

Classification

Classified By

Hensel, 1870

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cichlids (Cichlidae)

Distribution

Region

South America

Distribution

South America: Laguna dos Patos and Lagoa Mirim drainages in Brazil and Uruguay.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

21 °C

Water Temperature To

24 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; benthopelagic

Trophic Level

3.37 s.e. 0.47 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

15.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low vulnerability (22 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