''Crenicichla sveni'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

cichlid Cichlids are fish from the family Cichlidae in the order Cichliformes. Cichlids were traditionally classed in a suborder, the Labroidei, along with the wrasses ( Labridae), in the order Perciformes, but molecular studies have contradicted this ...

native to South America. It is found in the Orinoco River basin, in the Llanos of Venezuela and Colombia.. This species reaches a length of . The fish is named in honor of “Swedish cichlidologist”

Sven O. Kullander Sven Oscar Kullander (born 30 November 1952 in Sollefteå) is a Swedish biologist specialised in ichthyology. He primarily researches cichlids – notably the genus ''Apistogramma'' and the ''Cichlasoma''-complex – and other tropical fresh ...

(b. 1952) of the

Swedish Museum of Natural History The Swedish Museum of Natural History ( sv, Naturhistoriska riksmuseet, literally, the National Museum of Natural History), in Stockholm, is one of two major museums of natural history in Sweden, the other one being located in Gothenburg. The ...

, because of his contributions to the further knowledge of the genus ''

Crenicichla ''Crenicichla'' is a genus of cichlids native to South America commonly known as the pike cichlids. They are found in most tropical and subtropical freshwater habitats between the Andes and the Atlantic. Description The smallest species of ''Cre ...

''.

References

sveni Freshwater fish of Colombia Fish of Venezuela Taxa named by Alex Ploeg Fish described in 1991 {{Cichlid-stub