Fish and Shellfish Stocks 2012

Fish and Shellfish Stocks 2012. State of Scottish fish stocks, TACs and biology of the stocks for 2012.


FISH STOCK SUMMARY TABLE 2012

Stock ICES Reference Points Current Assessment Outcomes for EU Fisheries ?
B lim
(t)
B pa
(t)
F lim F pa MSY
B trigger (t)
F MSY F
2010
SSB (t)
2011
TAC
(t)
UK Quota
(t)
Mackerel - Northeast Atlantic 1,670,000 2,300,000 0.42 0.23 2,200,000 0.22 0.258 2,907,519 278,948 152,368
Herring - North Sea 800,000 1,300,000 ND 0.12 1
0.25 2
ND 0.25 0.025 1
0.118 2
1,714,498 405,000 57,836
Herring - West of Scotland 50,000 ND ND ND ND 0.25 0.266 80,998 22,900 3 13,438 3
Haddock - North Sea 100,000 140,000 1.0 0.70 140,000 0.3 0.233 235,072 30,132 25,386
Haddock - West of Scotland 22,000 30,000 ND 0.50 30,000 0.3 0.288 42,182 6,015 4,683
Haddock - Rockall 6,000 9,000 ND 0.40 9,000 0.3 0.153 13,036 3,300 2,660
Cod - North Sea 70,000 150,000 0.86 0.65 150,000 0.19 0.676 54,721 21,974 10,311
Cod - West of Scotland 14,000 22,000 0.80 0.60 22,000 0.19 0.824* 8,720 0 0
Whiting - North Sea ND ND ND ND Undefined Undefined 0.272 205,282 15,750 10,539
Whiting - West of Scotland 16,000 22,000 1.0 0.60 Undefined Undefined Uncertain Uncertain 307 176
Saithe - Northern shelf 106,000 200,000 0.60 0.40 200 000 0.3 0.383 169,000 87,550 9,472
Monkfish - Northern shelf ND ND ND ND Undefined Undefined Uncertain Uncertain 15,844 9,319

?Provisional values at time of going to press subject to change
*Total mortality (Z)
1For juvenile North Sea herring - ages 0-1
2For adult North Sea herring - ages 2-6
3Not including Clyde fishery
ND = not defined
(t) = metric tonnes

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