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Barents Sea 
North Sea 
Mediterranean 
English Channel 
Japan Sea 
Arctic 
Black Sea 
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Baltic Sea 
North Pacific 
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Indian Ocean 
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Arabian Sea 
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Irish Sea 
Black Sea 
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North Sea 
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Indian Ocean 
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Arabian Sea 
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Irish Sea 
Black Sea 
Baltic Sea 
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North Sea 
Arctic 
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Barents Sea 
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Japan Sea 
North Pacific 
Eq. Pacific 
North Atlantic 
Indian Ocean 
Arabian Sea 
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Sth Ocean 
S. Atlant c 
Figure 1 :