Advice and Scenarios Database



Thornback ray (Raja clavata) in Division 8.c (Cantabrian Sea)
StockCode
rjc.27.8c
Assessment Year
2024
Stock Category
2
Purpose
Advice
Published
Stock Assessment Key
19112






Catch scenarios


Basis
Total landings
Fishing mortality F2026/FMSY
Stock size B2027/BMSY *
% B change **
% advice change***
2025 2025 2026 2026 2026
(t) (ratio) (ratio) (%) (%)
ICES Basis Advice
Maximum sustainable yield (MSY) approach (15th percentile of predicted landings distribution under F = FMSY) 363 0.61 1.66 -2.2 110
Other scenarios
FMSY 585 1 1.58 -7.3 238
F=F2024 498 0.84 1.61 -5.5 188
F=0 0 0 1.79 5 -100
Landings = 10th percentile of predicted landings distribution under F=FMSY 324 0.54 1.67 -1.83 87
Landings = 20th percentile of predicted landings distribution under F=FMSY 396 0.66 1.64 -3.4 129
Landings = 35th percentile of predicted landings distribution under F=FMSY 489 0.83 1.61 -5.3 183




Symbol Footnotes
* Biomass is at 01 January.
** Percentage change of B2026/BMSY relative to B2025/BMSY.
*** Advice value for 2025 relative to landings advice value for 2024 (173 tonnes).