HASSAN, S.K, ISAH, Z., and SANI, A.A. 2019. “DIVERSITY AND RELATIVE ABUNDANCE OF FISH SPECIES IN GOMBE ABBA RIVER, GOMBE STATE, NIGERIA”. BIMA JOURNAL OF SCIENCE AND TECHNOLOGY (2536-6041) 3 (01):204-9. https://doi.org/10.56892/bima.v3i01.133.