Streamers added to the warp line of trawl gear reduce bycatch of seabirds attempting to feed on or near trawl fishing gear.
Field Studies:

Location	Fishing gear	Reduction technique	Bycatch species	Effect on bycatch species	Catch	Effect on target catch	Type
New Zealand	Trawls	Bird-scaring devices	Seabirds	Reduced bycatch	Swordfish		In the wild