Nikolʹskiĭ, G. V.  1910-1977. <br/><br/>
The ecology of fishes / 
G V Nikolsky 
 - London :  New York,  Academic Press,  1963 [printing 1968] 
 - 352 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliography and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes--Ecology.<br/>Animal ecology.
<br/><br/><label>Dewey Class. No.: </label>597  / NIE 1963