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250L community aquarium

Pearl cichlid (Geophagus brasiliensis) fish species and information / pictures of Pearl cichlid - Geophagus brasiliensis

Pearl cichlid (Geophagus brasiliensis) fish species information

Scientific Name
Geophagus brasiliensis

Common Name
Pearl cichlid

Biology
Quite popular with aquarists.

Classification

Classified By

Quoy & Gaimard, 1824

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cichlids (Cichlidae)

Distribution

Region

South America

Distribution

South America: Coastal drainages of eastern and southern Brazil and Uruguay.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

20 °C

Water Temperature To

23 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; brackish; ; pH range: 6.5 - 7.0; dH range: 5 - 10 benthopelagic; potamodromous (Ref. 51243)

Trophic Level

2.57 s.e. 0.26 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

28.0 cm

Common Length

9.0 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

Aquarium: commercial

Vulnerability

Low to moderate vulnerability (28 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Fec=600-800)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated