AustraliaArticle: Physical and psychological deterrence strategies to mitigate odontocete by-catch and depredation in pelagic longline fisheries: progress reportTarget catch: Albacore tuna, yellowfin tuna, mahi mahiStudy Type: Field study in the wildEffect on target catch: No effectEffect on bycatch species: No cetaceans were caught on experimental linesBycatch species: Small Cetaceans (maximum length < 7.5 meters)Fishing Gear: Hooks-and-LinesReduction technique: Net sleeves