The lost seaweed has recovered in the sea area where the sea urchins have been removed for two years.
However, sea urchins are not the only cause of the loss of seaweed.
The marine environment continues to change, and the types of seaweed that grow are changing.
I get rid of sea urchin.
【Reasons why I get rid of sea urchins】
Because there are too many sea urchins, seaweeds can no longer grow and there are fewer animals in the sea.Too many sea urchins are considered one of the causes of "isoyake."
The barren ground, known as "isoyake" in Japanese, is a phenomenon of the disappearance of seaweeds caused by certain factors. It is also a serious environmental problem in the conservation of coastal biodiversity and fisheries resources.
11 окт 2024
