Acaronia
Acaronia | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Trap mouth ( Acaronia nassa ) |
||||||||||||
Systematics | ||||||||||||
|
||||||||||||
Scientific name | ||||||||||||
Acaronia | ||||||||||||
Myers , 1940 |
Acaronia (after "Acará", a Tupí-Guaraní expression for cichlids) is a genus of South American cichlids consisting of two species.
distribution
The genus occurs in the Amazon basin in Peru , Brazil and Bolivia , in the Rio Negro , in the Rio Branco , Brazo Casiquiare , Río Caura , in the Orinoco region in Colombia and Venezuela , in the Essequibo in Guyana , in the Oyapock on the border between Brazil and French Guyana and in the Brazilian state of Amapá .
features
Acaronia species become 25 to just over twelve centimeters long. Their body resembles that of the cichlid genus Aequidens , is flattened on the sides, high back and elongated, oval in shape. The eyes are strikingly large, the mouth is terminal and deeply split, with a very large, protruding premaxillary . The soft radiating parts of the dorsal and anal fin are drawn out and pointed, the caudal fin is fan-shaped with rounded tips.
Way of life
Acaronia species feed on insect larvae, crustaceans, and small fish. They are territorial and open brooders .
species
- Trap mouth ( Acaronia nassa ) (Heckel, 1840)
- Acaronia vultuosa Kullander, 1989
literature
- Günther Sterba : The world's freshwater fish. 2nd Edition. Urania, Leipzig / Jena / Berlin 1990, ISBN 3-332-00109-4 .
- Claus Schaefer: Acaronia. In: Claus Schaefer, Torsten Schröer (Hrsg.): The large lexicon of aquaristics. Eugen Ulmer, Stuttgart 2004, ISBN 3-8001-7497-9 , p. 16.
Web links
- Acaronia on Fishbase.org (English)