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Camouflages with seaweed on its head.
| Scientific name | Huenia heraldica |
| English name | --- |
| Japanese name | 木葉蟹 |
| Classification | Crustacea |
| Classification details | Decapoda Majidae |
| Full length | 3cm |
| Distribution | Distributed in the Indian and Pacific oceans. |
Characteristics
A small crab with a shell size of about 3 cm. It camouflages itself by wearing seaweed on its head. Body color varies from red to green. The shape of the shell differs between males and females, with females having a wider shell, while males have a triangular shape.
Ecology
It mimics the surrounding seaweed to live. During the day, it hides in seaweed and becomes active at night.
Habitat
Hayakawa beach at night
Taken during a night dive. It also had two pieces of seaweed on it. It looked quite conspicuous when I saw it in a place where there was no seaweed around.
Pictures
Introducing a picture of ---.
Picture book
Streaked Shearwater
eat anchovies on the surface of the sea.......ead more.
Spangled emperor
The mouth is pointed like a flute.......ead more.
Lesser Emperor
The third abdominal segment reflects silver.......ead more.
Sea goldie
bright goldfish-like color.......ead more.
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Puffer fish has poison in its internal organs and skin.......ead more.