By R. S. K. Barnes
This proven textbook maintains to supply a complete and stimulating advent to marine ecological thoughts and methods. in line with a wealth of foreign educating services, An creation to Marine Ecology is written to be the foundation for a whole undergraduate path in marine biology or ecology. It covers the trophic, environmental and aggressive interactions of marine organisms, and the consequences of those at the productiveness, dynamics and constitution of marine structures. The energy of the ebook lies in its dialogue of center subject matters which is still on the middle of the vast majority of classes within the topic, regardless of an expanding emphasis on extra utilized facets. The authors keep the culture of readability and conciseness set by means of earlier variations, and the textual content is largely illustrated with color plates, pictures and diagrams. Examples are drawn from world wide. during this variation, the medical content material of the textual content has been totally revised and up-to-date. An emphasis has been put on human affects, and fully new chapters were additional on fisheries, marine ecosystems, and human interference and conservation. thoroughly revised and up-to-date with a twofold elevate within the variety of illustrations. Adopts a extra utilized strategy based on present instructing. New chapters on fisheries, the marine atmosphere, conservation and toxins. in response to a confirmed and winning direction constitution.
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Extra resources for An Introduction to Marine Ecology
Sir Alister Hardy likened our attempts to investigate the ocean to a person in a hot-air balloon slowly drifting over a land hidden from view by dense fog. Every so often, the balloonist would let down a bucket on the end of a large rope, let it drag along the ground for a while, and then, after pulling it up, examine the contents. What sort of an impression and understanding of terrestrial biology would an observer gain using such a technique? We have perhaps progressed beyond this limitationbut not very far.
The exceptions are threefold. A few, largely landlocked seas, such as the Black Sea and the Gulf of California, are partially isolated from the larger, adjacent water masses by sills at their mouth, and, as in lakes, deoxygenation of their semi-stagnant, bottom waters can result (the addition of a pollutional oxygen demand to the Baltic Sea has had the same end result). In a small number of well-defined areas, the rate of production of organic matter and the rate of its sedimentation towards the bottom exceed the rate at which the oxygen required in its decomposition can be supplied by deep currents, and again local temporary anoxia can occur, for example, off the coast of south-west Africa.
7 subject : Marine ecology. Page i An Introduction to Marine Ecology Page ii Frontispiece Exposed rocky shore, Tsitsikama, South Africa. K. N. Hughes School of Biological Sciences University of Wales Bangor, Gwynedd LL57 2UW With contributions from John Field, Dan Baird & Michel Kaiser Page iv For David, Andrew, Morvan & Annaëlle and Helen, Ruth & Anne © 1982, 1988, 1999 by Blackwell Science Ltd Editorial Offices: Osney Mead, Oxford OX2 0EL 25 John Street, London WC1N 2BL 23 Ainslie Place, Edinburgh EH3 6AJ 350 Main Street, Malden MA 02148 5018, USA 54 University Street, Carlton Victoria 3053, Australia 10, rue Casimir Delavigne 75006 Paris, France Other Editorial Offices: Blackwell Wissenschafts-Verlag GmbH Kurfürstendamm 57 10707 Berlin, Germany Blackwell Science KK MG Kodenmacho Building 710 Kodenmacho Nihombashi Chuo-ku, Tokyo 104, Japan First published 1982 Reprinted 1986 Second edition 1988 Reprinted 1989, 1990, 1991, 1992, 1993, 1995 Third edition 1999 Set by Graphicraft Limited, Hong Kong Printed and bound in Great Britain at the University Press, Cambridge The Blackwell Science logo is a trade mark of Blackwell Science Ltd, registered at the United Kingdom Trade Marks Registry The right of the Authors to be identified as the Authors of this Work has been asserted in accordance with the Copyright, Designs and Patents Act 1988.
An Introduction to Marine Ecology by R. S. K. Barnes