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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

Bufflehead
The structural color of the head is beautiful.......ead more.

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Small black spots scattered on wings.......ead more.

Streaked Shearwater
eat anchovies on the surface of the sea.......ead more.

Grey Heron
Scientific name means "grey heron".......ead more.

Duniln
They come to the tidal flats in large numbers.......ead more.