Laetacara araguaiae profile

Female Laetacara araguaiae. Photo by Paul V. Loiselle from AMAZONAS Magazine.

For those of you interested in South American dwarves, the Laetacara araguaiae is a beautiful, easy to keep little fish. If you aren’t familiar with it, check out the species profile in the September/October 2020 issue of AMAZONAS Magazine. Written by well renowned cichlid expert Dr. Paul V. Loiselle, the profile is quite detailed and provides a great snapshot of the species. You can read an excerpt of the profile on the magazine publishers website here – Reef to Rainforest Media.   

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Appearance affects aggression

Geophagus brasiliensis. Photo from https://www.inaturalist.org/.

There are lots of variables that affect a cichlid’s aggression. Did you know that physical body colors is one of them? Some recent research using Pearl cichlids (Geophagus brasiliensis) as a model investigated how body coloring might affect territorial aggression levels.

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