Seasonal Seas : The Blue Planet (Part 5/5)

. On the Californian coast, giant kelp also flourishes and by summer, grows at the rate of a metre a day. It provides a sanctuary for shoals of fish and sea otters, the latter anchoring themselves to the seaweed when resting and keeping its grazers in check by eating them. Late summer in Alaska sees Pacific salmon heading inshore to breed. However, the level of their favoured river is too low and they are forced to wait in the open sea, where they fall prey to a salmon shark. The early ...

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YouTube | August 3, 2009

Tags:. .grazers. .flourishes. .kelp. .inshore. .seaweed