Pest

Porcelain crab

Porcellana platycheles

Porcelain crab

Description

How to identify

The porcelain crab (Porcellana platycheles) is a small crustacean species belonging to the family Porcellanidae within the order Decapoda.

These animals are characterized by their flattened body shape, which allows them to seek shelter in narrow crevices on the rocky seabed.

They possess large, hairy claws that are primarily used for filter-feeding and territorial defense against other marine organisms.

The back pair of legs is significantly reduced compared to true crabs, reflecting their unique adaptation to life in the intertidal zone.

Their coloration is typically dull brown or greenish, providing excellent camouflage against rocks covered in algae.

What it damages

The porcelain crab is an obligate marine species and does not interact with agricultural land or garden crops.

It feeds strictly on small planktonic organisms and organic particles filtered from seawater, posing no risk to vegetation.

There is no record of this species acting as a pest in any agricultural or horticultural setting.

As these crabs lack the physiological ability to survive in terrestrial habitats, they cannot damage crops.

Consequently, no management or protective measures against this species are required in agricultural practice.

Biology

Taxonomy

Latin name
Porcellana platycheles
Family
Porcellanidae
EPPO code
PRCEPL
Community

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