Matumbi people
The Matumbi are an ethnic and linguistic group based in Lindi Region in southern Tanzania, on the banks of the Ruvuma River. In 1978 the Matumbi population was estimated to number 72,000 [1].
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Wikipedia
The Matumbi are an ethnic and linguistic group based in Lindi Region in southern Tanzania, on the banks of the Ruvuma River. In 1978 the Matumbi population was estimated to number 72,000 [1].