ICES Advice 2005, Volume 3 - The Barents Sea and the Norwegian Sea

1 THE BARENTS SEA AND THE NORWEGIAN SEA

1.1 The Barents Sea 1

1.1.1 Ecosystem overview 1

1.1.1.1 Ecosystem components 1

1.1.1.2 Impact of fishing activity on the ecosystem 4

1.2 The Norwegian Sea 7

1.2.1 Ecosystem overview 7

1.2.1.1 Ecosystem components 7

1.2.1.2 Impact of fishing activity on the ecosystem 10

1.3 The human use of the ecosystem 11

1.3.1 Overall impacts 11

1.3.2 Fisheries 11

1.4 Assessments and advice 13

1.4.1 Special requests 19

1.4.1.1 Long-term management advice on NEA cod and haddock (Norway) 19

1.4.1.2 Request from the Norwegian Government regarding Greenland Sea harp and hooded seals and White Sea/Barents Sea harp seals 23

1.5 Stock summaries The Barents Sea and Norwegian Sea 39

1.5.1 Northeast Arctic cod 39

1.5.2 Norwegian coastal cod 49

1.5.3 Northeast Arctic haddock (Subareas I and II) 55

1.5.4 Northeast Arctic saithe (Subareas I and II) 64

1.5.5 Redfish Sebastes mentella in Subareas I and II 72

1.5.6 Redfish Sebastes marinus in Subareas I and II 81

1.5.7 Greenland halibut in Subareas I and II 89

1.5.8 Barents Sea capelin (Subareas I and II, excluding Division IIa west of 5ºW) 99

1.5.9 Shrimp (Pandalus borealis) in Subareas I (Barents Sea) and in II (Norwegian Sea) 104