Integrated weight longlines with paired streamer lines - best practice to prevent seabird bycatch in demersal longline Study Type: Field study in the wildLocation: Bering SeaTarget catch: Pacific codEffect on bycatch species: Integrated weight longlines paired with streamer lines eliminated surface foraging and shearwater catch by 97%; integrated weigh longlines reduced surface forager catch rates by 91% and unweighted longlines with paired streamer by 98%Effect on target catch: Target catch rates were not affectedArticle: Integrated weight longlines with paired streamer lines - best practice to prevent seabird bycatch in demersal longline Bycatch species: SeabirdsReduction technique: Bird-scaring devicesSub-surface bait settingFishing Gear: Hooks-and-Lines
Canadian fisheryclosures provide a large-scale test of the impact of gillnet bycatch on seabird populations Study Type: Summary studyLocation: CanadaTarget catch: Cod and Atlantic salmonEffect on bycatch species: Closure resulted in increased populations of common murres and auks but a decrease in gullsEffect on target catch: None reportedArticle: Canadian fisheryclosures provide a large-scale test of the impact of gillnet bycatch on seabird populations Bycatch species: SeabirdsReduction technique: Time area closuresFishing Gear: Gillnets
Reducing bycatch in gillnets: A sensory ecology perspective Study Type: Summary studyLocation: ReviewArticle: Reducing bycatch in gillnets: A sensory ecology perspective Bycatch species: Large Cetaceans (maximum length > 7.5 meters)Small Cetaceans (maximum length < 7.5 meters)PinnipedsSeabirdsSea TurtlesReduction technique: Low profile gillnetFishing Gear: Gillnets
Field Study Study Type: Field study in the wildLocation: UruguayTarget catch: swordfish, tuna, sharksEffect on bycatch species: Time of year was the largest predictor of interaction between great albatross and longlinersEffect on target catch: n/aArticle: Bycatch of great albatrosses in pelagic longline fisheries in the southwest Atlantic: contributing factors and implications for management Bycatch species: SeabirdsFishing Gear: Hooks-and-Lines
Field Study Study Type: Field study in the wildLocation: Spanish MediterraneanTarget catch: tuna and swordfishEffect on bycatch species: bycatch increases on non-working daysEffect on target catch: n/aArticle: Cory's shearwater by-catch in the Mediterranean Spanish commercial longline fishery: implications for management Bycatch species: SeabirdsFishing Gear: Hooks-and-Lines
Field Study Study Type: Field study in the wildLocation: HawaiiTarget catch: swordfishEffect on bycatch species: No effectEffect on target catch: n/aArticle: Mitigating seabird bycatch during hauling by pelagic longline vessels Bycatch species: SeabirdsReduction technique: Dyed baitFishing Gear: Hooks-and-Lines
Field Study Study Type: Field study in the wildLocation: HawaiiTarget catch: swordfishEffect on bycatch species: Weighted swivels greater than 65g reduced catch ratesEffect on target catch: n/aArticle: Mitigating seabird bycatch during hauling by pelagic longline vessels Bycatch species: SeabirdsReduction technique: Sub-surface bait settingFishing Gear: Hooks-and-Lines
Field Study Study Type: Field study in the wildLocation: HawaiiTarget catch: swordfishEffect on bycatch species: Shorter leaders had lower catch rateEffect on target catch: n/aArticle: Mitigating seabird bycatch during hauling by pelagic longline vessels Bycatch species: SeabirdsReduction technique: Alternative leader designFishing Gear: Hooks-and-Lines
Field Study Study Type: Field study in the wildLocation: South Africa EEZTarget catch: Tuna and swordfishEffect on bycatch species: Combination of bird-scaring lines, weighted lines, and night sets yielded zero moralities.Effect on target catch: No effectArticle: Best practice seabird bycatch mitigation for pelagic longline fisheries targeting tuna and related species Bycatch species: SeabirdsReduction technique: Bird-scaring devicesNight setsSub-surface bait settingFishing Gear: Hooks-and-Lines
Field Study 815 Study Type: Field study in the wildLocation: South AfricaTarget catch: TunaEffect on bycatch species: 0.439 birds/1000 hooks (night) vs. 2 birds/1000 hooks (day)Effect on target catch: None reportedArticle: Reducing seabird bycatch in the South African joint venture tuna fishery using bird-scaring lines, branch line weighting and nighttime setting of hooks Bycatch species: SeabirdsReduction technique: Night setsFishing Gear: Hooks-and-Lines
