This fish is a cave-dweller. The male actively digs under the rocks in the lake to build a secret nesting place. The female enters and leaves with a mouthful of eggs. They brood for 25 days; the eggs hatch in less than a week .
Physical description for Tropheops Gracilior is currently being compiled.
Behavioural data for Tropheops Gracilior is currently being reviewed.
Freshwater; demersal; pH range: 7.4 - 8.4; dH range: 6 - 30. Tropical; 23°C - 27°C ; 8°S - 15°S Endemic to southern Lake Malawi.
The following diseases are known to affect Tropheops Gracilior.
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