Keyhole cichlid (Cleithracara maronii) fish species and information / pictures of Keyhole cichlid - Cleithracara maronii

Keyhole cichlid (Cleithracara maronii) fish species information

Scientific Name
Cleithracara maronii

Common Name
Keyhole cichlid

Biology
Inhabits small creeks in the coastal zone, which have clear water and little current (Ref. 7020) and is rich in decaying wood (Ref. 35237). Feeds on worms, crustaceans and insects (Ref. 7020). When faced with danger, this fearful species fix itself against a log adapting its color pattern to the substrate. Parents take care of the spawned eggs, numbering about 400, which are laid down on a flat stone (Ref. 35237).

Classification

Classified By
Steindachner, 1881
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Cichlids (Cichlidae)

Distribution

Region
South America
Distribution
South America: Trinidad (impersistent), Orinoco River basin (delta), rivers from Barima River (Guyana) to Ouanary River (French Guiana).
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
22 °C
Water Temperature To
25 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; brackish; ; pH range: 6.0 - 8.0; dH range: ? - 20 benthopelagic
Trophic Level
3.25 s.e. 0.39 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
7.1 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 1.0000 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: highly commercial
Vulnerability
Low vulnerability (11 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