rockweed

rockweedRockweed, or common bladderwrack (Fucus vesiculosus).

rockweed, common name for various species of brown algae growing attached to intertidal rocks. See Fucus; Sargassum.

This article was most recently revised and updated by Amy Tikkanen.

Citation Information

Article Title: rockweed

Website Name: Encyclopaedia Britannica

Publisher: Encyclopaedia Britannica, Inc.

Date Published: 07 September 2010

Access Date: March 14, 2025