Long, green/brown algae typically found in the upper rocky intertidal with distinct unpaired air bladders

Photo from Misjel Decleer via WORMS

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Distinguishing features: It forms long fronds that hang down, typically from hard substrate such as boulders. The fronds have a unpaured airbladders, with a new one generating each year.

Easily confused species and differentiation: Closely related to Fucus species.

Extended Description: