| 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 | 1744 | 1663 | 81 | 0.163 | 0.151 | 0.012 | 5236 | 5426 | 2.9 | -20.0 |
| F = 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 5726 | 6963 | 12.6 | -100.0 |
| Fpa | 2708 | 2579 | 129 | 0.270 | 0.250 | 0.019 | 4958 | 4646 | -2.5 | 24.0 |
| Flim | 3250 | 3088 | 162 | 0.330 | 0.310 | 0.024 | 4790 | 4245 | -5.8 | 49.0 |
| F = F2026 | 2054 | 1959 | 95 | 0.195 | 0.181 | 0.014 | 5151 | 5173 | 1.3 | -6.1 |
| SSB (2028) = Blim | 4570 | 4337 | 233 | 0.510 | 0.470 | 0.036 | 4358 | 3293 | -14.3 | 109.0 |
| SSB (2028) = Bpa = MSY Btrigger | 2803 | 2669 | 134 | 0.280 | 0.260 | 0.020 | 4933 | 4578 | -3.0 | 28.0 |
| Rollover advice | 2187 | 2087 | 100 | 0.210 | 0.195 | 0.015 | 5112 | 5025 | 0.5 | 0.0 |
| FMSY lower | 1221 | 1166 | 55 | 0.111 | 0.103 | 0.008 | 5381 | 5868 | 5.8 | -44.0 |
| FMSY upper | 2301 | 2194 | 107 | 0.220 | 0.210 | 0.016 | 5078 | 4970 | -0.2 | 5.2 |