What are the plants in the sea?

1. Algae

1. Green algae: Its algae body is grass green. It has more than 6,000 species. Most of them grow in fresh water, and a small part grows on rocks.

2. Red algae: It generally grows in the ocean and has many species. The algae are rose red or purple red, and some are dark red. Many red algae have good economic value.

3. Brown algae: This is what we usually call kelp, it is edible seaweed. It is flat and ribbon-like, sometimes up to 20 meters long, and brown in color.

2. Mangroves

It is a tree species that grows in the sea, and its growth height varies, sometimes reaching about 5m. Their root systems have good and well-developed growth capabilities, and they have green crowns. When the tide rises, they will be submerged, leaving only the crowns exposed above the sea.

3. Seaweed

Everyone knows seaweed, which is an angiosperm that grows under the sea water. It has a well-developed root system and can protect the habitats on the seabed very well. Like many terrestrial plants, it has a hard time surviving without sunlight.