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연안연승에서 어획되는 갯장어의 크기 선택성에 미치는 효과 분석 KCI 등재

The effects on the size selectivity for Muraensox cinereus, daggertooth pike conger in the coastal longline fishery

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  • URLhttps://db.koreascholar.com/Article/Detail/403330
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수산해양기술연구 (Journal of the Korean Society of Fisheries and Ocean Technology)
한국수산해양기술학회(구 한국어업기술학회) (The Korean Society of Fisheriers and Ocean Technology)
초록

The effects on the size selectivity for Muraenesox cinereus caught by coastal longline fishery were investigated in the southern coast of Korea from June 2 to 17, 2019. Four sizes of hooks (sizes 15, 17, 18 and 19) and two sizes of bait (sizes 9.9 g and 18.3 g) were tested in seven and three fishing trials, respectively. Such results revealed that smaller hook and bait size improved capture efficiency. And our results demonstrate that there was no significant size selectivity effect for hook size (ANOVA, p>0.05), but small bait improved on catching smaller fish (ANOVA, p<0.05).

목차
서 론
재료 및 방법
    현장 시험 조업
    낚싯바늘 크기에 따른 조획률과 어체 크기에 미치는 효과
    미끼크기에 대한 조획률과 어체 크기에 미치는 효과
결과 및 고찰
    낚싯바늘과 미끼 크기에 따른 조획률
    낚싯바늘과 미끼 크기가 어체 크기에 미치는 효과
결 론
References
저자
  • 고은혜(국립수산과학원 연근해자원과) | Eun Hye KOH (Fisheries Resource Management Division, National Institute of Fisheries Science)
  • 장충식(경상대학교 해양산업연구소) | Choong-Sik JANG (Institute of Marine Industry, College of Marine Science, Gyeongsang National University) Corresponding author
  • 조윤형(경상대학교 실습선) | Youn-Hyoung CHO (Training ship, Gyeongsang National University)
  • 안영수(경상대학교 해양산업연구소) | Young-Su AN (Institute of Marine Industry, College of Marine Science, Gyeongsang National University)