Fishway and counting fence operations in Newfoundland and Labrador, 1949-79  Fisheries research branch department of fisheries and oceans. 

 - twenty-sixth data report 
 - 123 p.  ill. 
 - Candian data report of fisheries and aquatic sciences  No.477 .
<br/><br/><label>ISSN: </label>0706-6465