It is native to the coastline of western North America, where it is a common kelp of the intertidal zone. It is dark brown in color, shiny and bumpy in texture, and may reach over five meters long. It grows a branching stipe from a thick holdfast. It bears long, flat, straplike fronds lined with small blades each a few centimeters long.
|Photos or sounds?||Yes|
|Is the organism wild/naturalized?||Unknown|
|Does the location seem accurate?||Unknown|
|Does the date seem accurate?||Unknown|
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