Evaluation of exclusion grids to reduce the bycatch of dolphins, turtles, sharks and rays in the Pilbara trawl fishery

Authors: 

Stephenson, P.C., Wells, S., King, J.A.

Year: 

2008

Journal/Publisher Name: 

Fisheries Research Report, Department of Fisheries of Western Australia

Publisher Address: 

Fisheries Research Division, Western Australian Fisheries and Marine Research Laboratories, PO Box 20, North Beach, Western Australia 6920

Volume (Issue #): 

171

Page #s: 

24

Contact information: 

+61 8 9203 0111 library@fish.wa.gov.au
Summary: 
A semi-flexible exclusion grid with a bar spacing of 15.5 cm reduced dolphin bycatch in the Pilbara trawl fishery by close to 50% and reduced the bycatch of sea turtles, large sharks and rays. However, the fate of the dolphins that encountered the grid and escaped is unknown.