Elasmobranch bycatch in the demersal prawn trawl fishery in the Gulf of Papua, Papua New Guinea (2014-2015)

The elasmobranch bycatch of the Gulf of Papua Prawn Fishery is investigated in detail for the first time. Fisheries observers collected data on the elasmobranch bycatch from a total of 403 trawl sets (1,273 hrs) in the Gulf of Papua. A total of 40 species of elasmobranchs were recorded ranging in size from a 12 cm disc width stingray to a 350 cm total length sawfish

本研究首次针对巴布亚湾对虾渔业的板鳃亚纲鱼类（elasmobranch）兼捕渔获物开展了详尽的调查研究。渔业观察员在巴布亚湾范围内的403个拖网作业站位（累计作业时长1273小时）中，收集了板鳃亚纲鱼类兼捕的相关数据。本次调查共记录到40种板鳃亚纲鱼类，体型跨度从盘宽12厘米的魟鱼至全长350厘米的锯鳐。