Feeding relationships of trout Salmo trutta L., perch Perca fluviatilis and roach Rutilus rutilus (L.) in Lough Sheelin, Ireland /
Gargan, Paddy.
O'Grady, M. F.
Ireland.Department of the Marine.
Dublin : Stationery Office,
1992.
Prepared for the Department of the Marine.
Includes bibliographical references.
Fishes