표제지
목차
Abstract 8
I. 서론 10
II. 재료 및 방법 14
III. 결과 및 고찰 16
1. 동중국해의 어장특성 16
가. 동중국해의 정의 16
나. 동중국해의 어장특성 17
2. 대형선망어업 고등어 어획량, 어획고 변동특성 20
가. 연 변동특성 20
나. 월 변동특성 22
3. 일본EEZ내 대형선망어선의 조업특성 및 조업패턴 25
가. 연간 입어 신고 횟수 및 어획량 25
나. 월별 입어 신고 횟수 및 어획량 28
다. 어획 분포 30
라. 일본EEZ 수역 고등어 어획 비율 34
4. 대형선망어업 어종별 어획량, 어획고 조성비율 36
IV. 결론 및 요약 38
참고문헌 40
Table 1. Annual quota exhaustion rate of mackerel (2010~2020). 27
Table 2. Monthly catch of fishing area by large purse seine fisheries... 33
Table 3. Annual value of mackerel by large purse seine fisheries... 35
Table 4. Average catch and value of each species by large purse seine... 36
Fig. 1. Schematic view of seasonal migration of mackerel 12
Fig. 2. East China Sea, Yellow Sea and Southern Sea... 17
Fig. 3. Main stream and water mass topography of East China Sea,... 19
Fig. 4. Annual catch and value of mackerel by large purse seine fisheries... 21
Fig. 5. Annual average price and value of mackerel by large purse seine... 21
Fig. 6. Monthly catch fluctuation of mackerel by large purse seine fisheries... 23
Fig. 7. Monthly price fluctuation of mackerel by large purse seine fisheries... 24
Fig. 8. Annual number of entering Japanese EEZ by large purse seine... 26
Fig. 9. Annual catch of mackerel and CPUE in Japanese EEZ by large... 27
Fig. 10. Monthly number of entering Japanese EEZ by large purse seine... 28
Fig. 11. Monthly catch and CPUE of mackerel in Japanese EEZ by large... 29
Fig. 12. The distribution of monthly catch of average by large purse seine... 31
Fig. 13. Annual catch of mackerel by large purse seine fisheries... 35
Fig. 14. Catch rate of each species by large purse seine fisheries... 37
Fig. 15. Catch rate of each species by large purse seine fisheries... 37