Cichlid Room Companion

Bienvenue au Centre internet d'information sur les Cichlidae
Femelle en aquarium

Bathybates fasciatus

© Photo de Mark Smith


Description d'une nouvelle espèce du lac Malawi

Description d'une nouvelle espèce du lac Malawi — Une nouvelle espèce de cichlidé du genre Diplotaxodon des eaux profondes du lac Malawi a été décrite par Jay R. Stauffer et Ad Konings dans le journal Zootaxa. La nouvelle espèce mesure... plus

Fiche d'espèce

Metriaclima phaeos

Metriaclima phaeos Stauffer, Bowers, Kellogg & McKaye, 1997 — par Ad Konings

A very attractive species with blue-black males and all-yellow females.

Metriaclima xanstomachus

Metriaclima xanstomachus (Stauffer & Boltz, 1989) — par Ad Konings

A rather large mbuna with a yellow throat which seems not overly aggressive.

Wonderful cichlids

Gender determination in cichlids

Gender determination in cichlids — par Juan Miguel Artigas Azas

The topic of this article may be misleading since it does not deal with determining the gender of a specific fish, whether it is a male or a female, but rather about how gender is developed in cichlids after birth. For us humans (and mammals) the gender of an individual is pretty straightforward since the beginning of our lives, but in fish (and many other organisms) it is not always so. In many cichlids the gender is actually plastic, and we are getting to learn more and more about this fact