Hook modification to reduce rockfish and Pacific spiny dogfish bycatch in the U.S. West Coast Pacific halibut longline fishery

Location
Washington (United States West Coast)
Article
Hook modification to reduce rockfish and Pacific spiny dogfish bycatch in the U.S. West Coast Pacific halibut longline fishery
Target catch
Pacific halibut (Hippoglossus stenolepis)
Study Type
Field study in the wild
Effect on target catch
No significant difference
Effect on bycatch species
Significant reduction in bycatch of rockfish, Pacific spiny dogfish and undersized Pacific halibut compared to control
Bycatch species
Elasmobranchs
Sharks
Squalus suckleyi (Pacific spiny dogfish)
Bony Fishes
Juvenile or Non-target fishes (not always specified to species level)
Sebastes ruberrimus (Yelloweye rockfish)
Fishing Gear
Hooks and Lines
Reduction technique
Circle hooks
Hook size