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This work provides some baseline data on the abundance and distribution of aquatic macroinvertebrates and the physicochemical characteristics of Galma River, in Zaria, Kaduna State, Nigeria.The work also determines the physico-chemical characteristics of the River and also the seasonal variation of aquatic macroinvertebrates and the physico-chemical characteristics of the River. The work also determines the correlation between the aquatic macroinvertebrates and the physico-chemical parameters.