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통합생산량분석법에 의한 한국 서해 어획대상 잠재생산량 추정 연구 KCI 등재

A study on the estimation of potential yield for Korean west coast fisheries using the holistic production method (HPM)

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  • URLhttps://db.koreascholar.com/Article/Detail/344106
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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 purpose of this study is to estimate potential yield (PY) for Korean west coast fisheries using the holistic production method (HPM). HPM involves the use of surplus production models to apply input data of catch and standardized fishing efforts. HPM compared the estimated parameters of the surplus production from four different models: the Fox model, CYP model, ASPIC model, and maximum entropy model. The PY estimates ranged from 174,232 metric tons (mt) using the CYP model to 238,088 mt using the maximum entropy model. The highest coefficient of determination (R2), the lowest root mean square error (RMSE), and the lowest Theil’s U statistic (U) for Korean west coast fisheries were obtained from the maximum entropy model. The maximum entropy model showed relatively better fits of data, indicating that the maximum entropy model is statistically more stable and accurate than other models. The estimate from the maximum entropy model is regarded as a more reasonable estimate of PY. The quality of input data should be improved for the future study of PY to obtain more reliable estimates.

목차
서 론
 자료 및 방법
  어획량 및 어획노력량 자료 수집
  어획노력량의 표준화
  잉여생산량모델의 적용
  모델검정
 결 과
  어획노력량의 표준화
  잉여생산량모델의 적용
  어획대상 잠재생산량과 환경수용량
 고 찰
 References
저자
  • 김현아(국립수산과학원 연근해자원과) | Hyun-A KIM (Fishereis Resources Management Division, National Institute of Fishers Science)
  • 서영일(국립수산과학원 연근해자원과) | Yong-Il SEO (Fishereis Resources Management Division, National Institute of Fishers Science) Corresponding author
  • 차형기(국립수산과학원 연근해자원과) | Hyung Kee CHA (Fishereis Resources Management Division, National Institute of Fishers Science)
  • 강희중(국립수산과학원 연근해자원과) | Hee-Joong KANG (Fishereis Resources Management Division, National Institute of Fishers Science)
  • 장창익(부경대학교 해양생산시스템관리학부) | Chang-Ik ZHANG (Divison of Marine Production System Management, Pukyong National University)