From: The systematic sampling for inferring the survey indices of Korean groundfish stocks
Season | Stock | \( \widehat{B_s} \) | \( \widehat{SE}{\left(\widehat{B_s}\right)}_{SRS} \) | \( \widehat{SE}{\left(\widehat{B_s}\right)}_{SYS} \) | Change (%) |
---|---|---|---|---|---|
Spring | 1 | 7.2 | 3.2 | 2.3 | − 27.78 |
2 | 274.2 | 150.3 | 104.2 | − 30.65 | |
3 | 41.0 | 39.2 | 39.8 | 1.50 | |
4 | 4.1 | 2.0 | 2.1 | 1.75 | |
5 | 2.2 | 0.9 | 0.8 | − 16.65 | |
6 | 8.3 | 2.9 | 2.8 | − 2.57 | |
7 | 1.9 | 0.8 | 0.6 | − 16.37 | |
8 | 13.7 | 5.5 | 5.3 | − 4.18 | |
9 | 2.5 | 1.0 | 1.0 | − 0.30 | |
10 | 13.7 | 5.4 | 4.1 | − 24.81 | |
11 | 3.4 | 0.9 | 0.8 | − 15.51 | |
Fall | 1 | 22.7 | 9.4 | 6.5 | − 31.13 |
2 | 98.7 | 55.5 | 55.3 | − 0.40 | |
3 | 577.5 | 468.7 | 476.4 | 1.66 | |
4 | 4.5 | 2.6 | 2.6 | − 1.42 | |
5 | 1.4 | 0.8 | 0.8 | − 3.17 | |
6 | 15.0 | 4.7 | 4.4 | − 4.44 | |
7 | 15.3 | 4.3 | 3.5 | − 19.52 | |
8 | 9.2 | 4.8 | 3.9 | − 17.90 | |
9 | 19.8 | 5.0 | 3.8 | − 22.98 | |
10 | 0.5 | 0.3 | 0.3 | − 6.32 | |
11 | 66.0 | 26.7 | 25.9 | − 2.74 |