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산란기 도루묵(Arctoscopus japonicus) 암컷의 자망에 대한 망목선택성 KCI 등재

Mesh selectivity of gill net for female Japanese sandfish (Arctoscopus japonicus) in spawning season

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  • URLhttps://db.koreascholar.com/Article/Detail/256584
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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 mesh selectivity of gill net for Japanese sandfish (Arctoscopus japonicus) caught in the East Sea, Korea was described. The experiment was conducted with five different kinds of mesh size (39.4, 45.5, 51.5, 53.0, 57.6mm) between November and December 2006 in spawning season. The catch was mostly Japanese sandfish (93.3%) and some others (6.7%), and almost all of the female Japanese sandfish were larger than the fork length at 50% maturity (16.7cm). The selection curve for the female Japanese sandfish caught from the experiments was fitted by the Kitahara's method to a polynomial equation which was s(R)=exp{(0.2584R3-5.3445R2+32.269R-59.868)-0.6585} where R=l/m, and l and m are fork length and mesh size, respectively.

저자
  • 이성일 | Lee, Sung-Il
  • 최수하 | Chol, Soo-Ha
  • 양재형 | Yang, Jae-Hyeong
  • 배봉성 | Bae, Bong-Seong
  • 정의철 | Jeong, Eui-Cheol
  • 박해훈 | Park, Hae-Hoon