BOOK REVIEWS

Book review in this article:
RIVER ECOLOGY–STUDIES IN ECOLOGY. Edited by B. A. Whitton.
PRINCIPLES OF FISHERY SCIENCE By W. Harry Everhart, Alfred W. Eipper and William D. Youngs.
THE NILE, BIOLOGY OF AN ANCIENT RIVER Edited by Julian Rzoska. Published by Dr W. Junk
LIFE CYCLES OF FISH–PHYSIOLOGY AND BIOCHEMISTRY By Shul'man. Translated by N. Kaner
A BIOLOGICAL SURVEY OF THE AFON TAP By Welsh National Water Development Authority, November 1975.
TECHNOLOGY OF MACKEREL FISHERY: BIBLIOGRAPHY AND SURVEY OF LITERATURE by J. R. Dingle.
DEPTH CHARTS OF THE CUMBRIAN LAKES by A. E. Ramsbottom.
LIVINGMARINE RESOURCES OF NEWFOUNDLAND–LABRADOR: STATUS AND POTENTIAL by A. T. Pinhorn.
BETTER ANGLING WITH SIMPLE SCIENCE by Mary M. Pratt.