A small green seaweed. It has dark round, forked fronds (branches) with a fuzzy appearance and a velvety or sponged texture.
Up to 30 cm long.
Search area for 30 minutes and record the following:
Abundant: found easily with little searching
Frequent: found with minimal searching
Rare: only 1 or 2 individuals found with intensive searching
Not found: not present during search
There are several other similar Codium species but Codium fragile can usually be distinguished from these by having a dark green rather than light green appearance, and a tubular rather than flat cross section and furry appearance.
A subspecies (Codium fragile tomentosoides) is highly invasive.