Biology fieldwork 2  investigating marine ecosystems /  [videorecording] : 
produced by East Australian Film Corporation ; written & filmed by Bob Hardie 
 - 1 videocassette (VHS) (25 min.) :  sd., col. ;  1/2 in. 
 - Practical Science Series [videorecording] .
<br/><br/> Discusses about physical, structural and behaviour adaptations of marine arganism, food chain, food webs and identification of marine species. 
<br/><br/><label>ISBN: </label>Video Educational Australia, 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Study and teaching.<br/>Marine ecology.