Rockweed may refer to three different types of seaweed as well as one type of vascular plant (Pilea microphylla) that is native to Florida. The three seaweeds are: Ascophyllum nodosum, Fucus vesiculosus, and Silvetia.
Rockweed kelp
Algae
algea
Some plants that live in the open ocean are seaweed, sea grass, algae, coral, kelp, and coralline
Kelp, seaweed, phytoplankton, dinoflagellates, diatoms, sea lettuce, algae, etc.
some include hair moss, bull kelp (which is the one that you normally see at the beach) common seaweed, sea lettuce and sea grass.hope this helps ;)it doesnt .
sea urchins eat kelp.
Fish, birds, octopi, and sea otters eats Kelp crabs.
kelp crab is stronger
Sea otters tangle themselves up in the kelp, while they sleep, so they do not float away
The common Kelp as we know grows in sea water.