No.09 Japanese Freshwater Crab・Red claws crab

Japanese Freshwater Crab

Japanese Freshwater Crab are a type of crab classified in the family Japanese Freshwater Japanese Freshwater Crabidae, and have no hairs or protrusions on their shell. They prefer clean water and are the only crabs in Japan that spend their entire life in running water without going to the sea.
They are omnivorous, eating algae, aquatic and terrestrial insects, snails, worms, rice grains, cabbage, and bread. The male Japanese Freshwater Crab has a characteristic in that the size of its scissors differs from left to right.

Red claws crab

The red-clawed crab is a species of crab classified in the family Bengalidae.
After mating in spring and summer, females head to the sea to lay eggs. Many of you may have seen images of females gathering on the beach at night under a full moon.
They are nocturnal, hiding in burrows or shadows during the day and active at night. Their diet is omnivorous, just like the Japanese freshwater crab.