Dobson, Michael <br/><br/>
Ecology of aquatic systems 
Michael Dobson, Chris Frid 
 - 2nd ed 
 - Oxford  Oxford University Press  2009 
 - xi, 321 p. : ill. (some col.), maps, plans ; 25 cm 
<br/><br/> Includes bibliographical references (p. [291]-301) and indexes 
<br/><br/><label>ISBN: </label>9780199297542 
<br/><br/><label>ISSN: </label>2008036480 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic resources<br/>Fishery resources
<br/><br/><label>Dewey Class. No.: </label>577.6 DOB