In what ways are seaweed utilized?

In what ways are seaweed utilized?
Seaweed is used as food and is very popular in China and Japan. On seaweed farms, red seaweed is grown in the sea on bamboo poles, collected and dried. Laver is bread made from seaweed in Wales. A jelly like substance called agar is made from seaweed and used in foods.

Are there forests in the sea?

In some parts of the ocean, a type of seaweed called Kelp grows in forests. They are brown and can grow to about 60 metres in height. Just as trees in land grow together to form a forest, groups of kelp plants also grow to form a forest in the sea. These forests provide food and shelter for many types of marine creatures.

Are there farms under the sea?

Yes. But there are no farmers or animals. Instead, some kinds of fish and shellfish and raised in special enclosures under the sea. As they are fed specially, they grow faster and bigger than normal. The Japanese have seaweed farms as it is used in their cooking.