Bladderwrack is a Fucus Vesiculosus/algae. Bladderwrack is a common name for Rockweed.
It's so the bladderwrack can keep warm. The bladderwrack is the bladderofseaweed and so that is why the bubbles are there
A bladderwrack is a variety of seaweed, Latin name Fucus vesiculosus, in which iodine was first discovered.
Bladderwrack in Tamil is known as "நீர் கொக்கு" (Neer Kokku).
algae
This is the power/energy management system of a marine vessel.
Marine coral, suprisingly, is an animal. It does not perform photosynthesis - meaning that is does not convert light to matter - and thus is not a plant.
Its a marine plant, im in science class right now btw..
seagrass
Kelp.
Marine plant life, mostly algal.
Marine habitats are home to seaweeds, algae, sea grasses, and mangroves.