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Female mouth-brooding in Isanga Bay

exGnathochromis pfefferi © Ad Konings


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News

<i>Geophagus</i> sp. 'red head tapajos' described

Geophagus sp. 'red head tapajos' described — The Geophagus sp. 'red head tapajos' has been given the name Geophagus pyrocephalus by Junior Chuctaya, Pedro Nitschke, Marcelo C. Andrade, Juliana Wingert, and Luiz R. Malabarba in a publication in the Journal of Fish Biology (10.1111/jfb.15207). The description is based on morphology... more

Published species profiles

Symphysodon aequifasciatus

Symphysodon aequifasciatus Pellegrin, 1904 — by Juan Miguel Artigas Azas

After many years Symphysodon aequifasciatus has remained an elusive, expensive, and difficult to breed aquarium fish.

Symphysodon discus

Symphysodon discus Heckel, 1840 — by Juan Miguel Artigas Azas

The first reported person to have bred S. discus in an aquarium is Gustave Armbuster in 1959.

Satanoperca leucosticta

Satanoperca leucosticta (Müller & Troschel, 1849) — by Lee Newman

Bright spangling over metallic green base, relatively social demeanor, a moveable platform spawner!.

Symphysodon tarzoo

Symphysodon tarzoo (Lyons, 1959) — by Juan Miguel Artigas Azas

The green discus from Lake Tefé.

Trematocara marginatum

Trematocara marginatum Boulenger, 1899 — by Ad Konings

This enigmatic species is one of the most difficult to keep in captivity.

Editorial

Patrick de Rham

Patrick de Rham — by Juan Miguel Artigas Azas

The aquarium world says goodbye to one of its most influential figures

Wonderful cichlids

Cichlid hybrids

Cichlid hybrids — by Juan Miguel Artigas Azas

The topic of hybridization of fishes, and in particular of cichlids, has been gaining more relevance in the past few decades as new research has increasingly shown the importance of hybridization events in the evolution and emergence of new species, a previously poorly known fact outside flowering plants or bacteria. The amount of papers dealing with natural hybridization in fish has blossomed in recent years

Cichlid conservation – Efforts to protect biodiversity

Cichlid conservation – Efforts to protect biodiversity — by Juan Miguel Artigas Azas

Not all is uncontrolled population growth and greed with humans, there are also many people who genuinely and passionately care for the environment and the species, and efforts are organized to try to miti

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