Aulonocara sp. 'yellow collar'© Foto von Larry Johnson
A new species of Cichla from the Essequibo River described — A new species of Cichla from the Essequibo River channel in Guyana and Venezuela has been described by Mark H. Sabaj Pérez and a group of researchers in the Proceedings of the Academy of... mehr
Kihnichthys ufermanni (Allgayer, 2002) — von Juan Miguel Artigas Azas
Kihnichthys ufermanni was rediscovered in 1985 by Jean Claude Nourissat in the Rio Lacantun, Mexico.
A rarely seen beauty from marginal rocky habitats in very shallow water.
Aggression in cichlids — von Juan Miguel Artigas Azas
Aggression is an important and necessary behavior for survival, with strong evolutionary roots. Cichlids and other animals are aggressive and fight for a reason, and fighting is avoided as much as is possible. In this article I deal with aggression in cichlids, how and when it is used, its benefits and costs
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