Seasonality of surface water contamination by heavy metals in the lower Enyong creek, s.e. Nigeria von Udoidiong, O. M., Udosen, C. E., Okoroji, M. U., Etok, A. S.

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SEASONALITY OF SURFACE WATER CONTAMINATION BY HEAVY METALS IN THE LOWER ENYONG CREEK, S.E. NIGERIA von Udoidiong, O M, Udosen, C E, Okoroji, M U, Etok, A S

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A comparative survey of the fish communities of two Nigerian headwater streams in relation to man-made perturbations von Udoidiong, O.M.

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Evaluation of the Ecological Impact of Human Settlement on the Water Quality of Lower Cross River, Nigeria von Oribhabor, B. J., Udoidiong, O. M., Udoh, D. F., Akpan, B. E.

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A statistical survey of the artisanal fisheries of south-eastern Nigeria and the influence of hydroclimatic factors on catch and resource productivity von Moses, Boniface S, Udoidiong, Okon M, Okon, Aniefioknkpong O

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