Trematocara is a genus of cichlids endemism to Lake Tanganyika in Africa. They are relatively small, up to long, and slender in shape.[Smith, M.P. (1998). Lake Tanganyikan Cichlids, p. 9. ] These schooling, light-shy fish are typically found in relatively deep waters, but move closer to the surface at night to feed on plankton.[ They are .][
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Species
There are currently nine recognized species in this genus:[
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Trematocara caparti Max Poll, 1948
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Trematocara kufferathi Max Poll, 1948
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Trematocara macrostoma Max Poll, 1952
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Trematocara marginatum Boulenger, 1899
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Trematocara nigrifrons Boulenger, 1906
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Trematocara stigmaticum Max Poll, 1943
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Trematocara unimaculatum Boulenger, 1901
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Trematocara variabile Max Poll, 1952
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Trematocara zebra De Vos, Nshombo & Thys van den Audenaerde, 1996