Simochromis diagramma
Simochromis diagramma is a species of cichlid endemic to Lake Tanganyika where it prefers murky waters with rock-rubble substrates usually at less than  and never deeper than . It can reach a length of  TL. It can also be found in the aquarium trade. References

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Simochromis
Taxa named by Albert Günther
Taxonomy articles created by Polbot
Fish described in 1893