%0 Book %A Clabby, K. J. %E Lucey, J. John %E McGarrigle, M. %E Foras Forbartha. Water Resources Division %I Water Resources Division, An Foras Forbartha %D 1982 %C Dublin %G English %B WR ; %@ 0906120837 (spiral) : %T The national survey of Irish rivers : river quality investigations - biological : results of the 1980 & 1981 investigations : main report