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논문 기본 정보

자료유형
학술저널
저자정보
노시영 (전남대학교) 최종훈 (전남대학교) 신형호 (전남대학교) 김제훈 (전남대학교) 김대진 (전남대학교)
저널정보
전남대학교 어업기술연구소 어업기술연구소보고 어업기술연구소보고지 제16권 제1호
발행연도
2023.2
수록면
8 - 15 (8page)
DOI
10.15399/jfti.2023.02.16.1.8

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초록· 키워드

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This study analyzed distribution density in relation with sea-bed waste by bottom trawl at the south-western area in the east china sea. The trawl surveys of investigation were executed 19 times from April to November 2022. Through the 19 time’s surveys many sea-bed wastes were collected at the Jeju south-western area in the east china sea. The sea-bed wastes collected were 4 types and etc., which were fish trap, ropes, waste net, wire rope, etc.. The total species of sea-bed wastes were 108 pcs and the quantity density was estimated 271.9 pcs/km2. The total weights of sea-bed wastes 418.1 kg and the weight density was estimated 1026.7 kg/km². Specifically, among the 51 pcs of fish trap collected 34 pcs’s (67%) fish trap were were good condition and 17 pcs’ fish trap(33%) were torn or broken. These torn and broken fish trap were acting the cause of ghost fishing. Among household waste many things which written in Chinese and Korean language was shown frequently and such a phenomenon must be happened many fisherman to discard without permission during operations and navigation. As a result of survey of sea-bed waste at the Jeju south-western area in the east china sea the fishing ground of this area were polluted by the sea-bed waste and need the more study and continuous monitoring us to get rid of the environment pollution.

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