Cichlidaefreshwater fishintermediate

Big Lips Mbuna

Petrotilapia tridentiger

Also known as: Big Lips Mbuna, Tridentiger Mbuna

Origin: Lake Malawi, Africa

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Water Parameters

Temperature2428 °C
15 °C35 °C
pH7.58.5
49
GH (Hardness)1025 °dGH
0 °dGH30 °dGH
KH (Alkalinity)620 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
16 cm
Min Tank
200 L
Lifespan
5-10
Swimming Level
middle
Schooling
No
Diet
herbivore
Temperament
semi-aggressive, strict algae grazer

About

Petrotilapia tridentiger is notable for its extraordinarily hypertrophied lips, a specialised adaptation for scraping aufwuchs algae from rock surfaces in Lake Malawi. The lips are significantly enlarged compared to other mbuna, giving it an unmistakable appearance. Males display attractive blue-grey colouration. It is an interesting specialised species for the dedicated Malawi enthusiast.

Care Guide

Water: 24-28°C, pH 7.5-8.5, hard alkaline; excellent water quality maintained. Tank: 200L minimum with large flat rock surfaces to replicate natural grazing habitat. Feeding: Strict algae-based diet; spirulina products exclusively; no protein to prevent bloat. Behaviour: Moderately aggressive mbuna; typical territorial behaviour around rocks. Compatibility: Standard mbuna community; compatible with Metriaclima and Pseudotropheus.

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