| Witch in Subarea 4 and divisions 3.a and 7.d. Annual catch scenarios. All weights are in tonnes. | ||||||||||
| Total catch (2027) | Projected landings (2027) | Projected discards (2027) | Ftotal ages 4-8 (2026 & 2027) | Flandings (2027) | Fdiscards (2027) | SSB (2027) | SSB (2028) | % SSB change | % Advice change | |
| MSY approach: FMSY | 1935 | 1853 | 82 | 0.163 | 0.153 | 0.010 | 5547 | 5766 | 5.1 | -11.5 |
| F = 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 6117 | 7563 | 15.9 | -100.0 |
| Fpa | 2995 | 2870 | 125 | 0.270 | 0.250 | 0.016 | 5223 | 4866 | -1.0 | 37.0 |
| Flim | 3591 | 3439 | 152 | 0.330 | 0.310 | 0.020 | 5034 | 4415 | -4.6 | 64.0 |
| F = F2026 | 2169 | 2075 | 94 | 0.185 | 0.174 | 0.011 | 5470 | 5572 | 3.6 | -0.8 |
| SSB (2028) = Blim | 5180 | 4938 | 242 | 0.520 | 0.490 | 0.032 | 4529 | 3293 | -14.2 | 137.0 |
| SSB (2028) = Bpa = MSY Btrigger | 3370 | 3232 | 138 | 0.310 | 0.290 | 0.019 | 5104 | 4576 | -3.3 | 54.0 |
| Rollover advice | 2187 | 2092 | 95 | 0.187 | 0.175 | 0.012 | 5466 | 5562 | 3.6 | 0.0 |
| FMSY lower | 1354 | 1299 | 55 | 0.111 | 0.104 | 0.007 | 5731 | 6280 | 8.6 | -38.0 |
| FMSY upper | 2553 | 2444 | 109 | 0.220 | 0.210 | 0.014 | 5356 | 5238 | 1.5 | 16.7 |