표제지
목차
Abstract 7
Ⅰ. 서론 8
Ⅱ. 재료 및 방법 9
Ⅲ. 결과 11
1. 가랑이 체장분포 11
2. 생식소숙도지수(GSI)의 월 변화 12
3. 성숙도의 월 변화 13
4. 난소의 조직학적 관찰 14
5. 포란수 16
6. 성숙체장(FL) 18
Ⅳ. 고찰 19
Ⅴ. 요약 21
Ⅵ. 참고문헌 22
Table 1. Size distributions of red seabream Pagrus major collected from January to December 2018 in the South Sea of Korea. 11
Table 2. Absolute and relative fecundities according to fork length of red seabream Pagrus major collected from April to August 2018 in the South... 17
Table 3. Summary of reproductive biology studies of Acanthopagrus schlegelii and Pagrus major, H, gonad histology; G, gonadosomatic index. 20
Fig. 1. Location of sampling areas (■). 9
Fig. 2. Monthly variation in gonadosomatic index (GSI) of red seabream Pagrus major collected from January to December 2018 in the South Sea of Korea. 12
Fig. 3. Monthly changes of maturity stages of red seabream Pagrus major collected from January to December 2018 in the South Sea of Korea. 13
Fig. 4. Photomicrographs of the ovarian development phase of red seabream Pagrus major in the South Sea of Korea. A, Early growing stage; B, Late... 15
Fig. 5. Relation between fork length and fecundity of red seabream Pagrus major collected from April to August 2018 in the South Sea of Korea. 17
Fig. 6. A logistic between fork length and proportion of mature of female of red seabream Pagrus major collected from January to December 2018 in the... 18