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Peter's Cichlid

Alticorpus peterdaviesi

A deep-water Malawi cichlid that grazes the lake's silty, diatom-rich floor.

Peter's Cichlid
AI-generated illustration
© Google Gemini 2.5 Flash Image · AI-generated

About

Found in the southern reaches of Lake Malawi, Alticorpus peterdaviesi is a cichlid adapted to a very specific niche: the soft, diatom-laden ooze that settles on the lake bottom in deeper zones. That dietary specialization on diatoms sets it apart from the algae-scraping mbuna and the predatory haps that dominate most Malawi community tanks. It is not a common fish in the hobby, and dedicated hobbyists tend to seek it out precisely because of that unusual ecological background. Despite its somewhat specialized wild diet, it is listed as a beginner-friendly species, which suggests it adapts reasonably well to prepared and varied foods in captivity. Something worth confirming with experienced keepers before assuming it will thrive on standard cichlid fare. Like virtually all Lake Malawi cichlids, it appreciates hard, alkaline water and does best when those conditions are kept stable. The lake is famous for its consistency, and these fish reflect that. At up to six inches, it needs a decently sized tank to feel at home, and housing it with other Malawi species of similar temperament is usually the sensible approach. This is a fish for the hobbyist who wants something a little off the beaten path within the Malawi cichlid world.

Frequently asked questions

How big does the Peter's Cichlid get?
The Peter's Cichlid reaches about 3.5–6" as an adult.
What size tank does the Peter's Cichlid need?
A minimum of 65 gallons is recommended for the Peter's Cichlid.
What water parameters does the Peter's Cichlid need?
The Peter's Cichlid does best with a temperature of 78–82°F, a pH of 7.8–8.6, hardness around 7–30 dGH.
Is the Peter's Cichlid aggressive?
The Peter's Cichlid is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Peter's Cichlid eat?
The Peter's Cichlid is a carnivore. It needs a meaty, protein-rich diet of frozen or live foods.
How long does the Peter's Cichlid live?
With good care, the Peter's Cichlid typically lives 5-8 years.