Fish passes : design, dimensions and monitoring /
Marmulla, Gerd.
Welcomme, R. L.
Food and Agriculture Organization of the United Nations.
Deutscher Verband für Wasserwirtschaft und Kulturbau.
Rome ; [Great Britain] : Food and Agriculture Organization in arrangement with DVWK,
2002.
Includes bibliographical references.
Fishways.
Fishways
Fishes