Long stemlike stipe extends to the surface of the sea, terminating in an enlarged, spherical, hollow float from which the linear
leaflike blades emanate.
Height
Bull kelp is one of the largest brown algae.
Attachment
It grows attached to the sea floor by a specialized rootlike structure called a holdfast.
Elevation
It occurs on rocks in the upper subtidal zone to a depth of several fathoms throughout coastal British Columbia.
(A fathom is equal to 1.83 m [6 ft].)
Historical Use
Bull kelp has been placed over the fire and ashes used to steam clams in order to provide moisture and flavour the clams.