Scytosiphon lomentaria is usually a winter/spring annual and most often found in mid-intertidal habitats on freshly disturbed surfaces. Ranges from Bering Sea to Baja California (MAC).
Thalli consisting of clumps of golden to dark brown cylindrical, unbranched tubes, often with constrictions that produce an intestine-like appearance. Some flattened, ribbon morphologies (resembling Petalonia) can form if tubes are torn open but are usually found growing next to tube morphology.
Common name | Algae, Brown Algae |
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Region | Alaska to British Columbia, Channel Islands North, Channel Islands South, Government Point to Mexico, San Francisco to Government Point, WA Olympic Coast to San Francisco |