The Biotoecus opercularis is a freshwater fish of the family Cichlidae that grows up to 10 cm.
Description
Biotoecus opercularis is a small, slender dwarf cichlid from fresh water of the Amazon and Orinoco basins of South America. The species grows to about 10 cm and has an elongate body with fine, iridescent colour accents and flared fins. As a bottom-dweller it lives in soft, acidic, slow water among leaf litter and searches for small zooplankton and invertebrates. It is a cave-brooder that guards its eggs and young. The fish appears in the aquarium hobby. The IUCN has not evaluated the species.
Frequently asked questions
How do you recognise the Biotoecus opercularis?
The Biotoecus opercularis has an elongate, eel-like body, is mainly brown and shows a plain pattern.
Where does the Biotoecus opercularis live?
The Biotoecus opercularis lives in fresh water and is mostly found around mixed bottom.
How big does the Biotoecus opercularis get?
The Biotoecus opercularis grows to a maximum of about 10 cm.
Is the Biotoecus opercularis dangerous to humans?
No, the Biotoecus opercularis is harmless to humans.
Is the Biotoecus opercularis edible?
The Biotoecus opercularis is not usually eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
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Status & sources
Same genus Biotoecus
More from the family Cichlidae
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