[tag=CC] [word=kelp] [□ | □]
[tag=CC] [word=kelp] [□=□ | □]
[tag=CC] [word=kelp] [!□ | □]
The contribution of Alaska 's aquaculture industries , salmon ocean ranching , shellfish mariculture and kelp mariculture to the world 's increasingly important aquaculture production . Sheephead feed by biting shellfish off of the rocks or kelp stalks , so it is best to fish right on the bottom or not more than a few feet above it .