Asian shore crab
Scientific name
Hemigrapsus sanguineus
Key features
Key features of Asian shore crab include:
- banded pattern on walking legs
- three spines on each side of eyes
- spots on claws
- square-shaped, green-purple to orange-brown shell
- shell up to 4cm wide.
Habitat
The Asian shore crab:
- found on hard surfaces like under rocks, shells, debris or artificial structures (marinas, moorings, etc.)
- found in exposed rocky coasts, estuaries, tidal flats and shallow waters.
Impacts
The Asian shore crab:
- out-competes native species
- preys on crabs and shellfish, particularly mussels and oysters.
Known established populations
The Asian shore crab is currently present in Port Phillip Bay.
Report a marine pest sighting
Report any unusual marine species immediately using our online reporting system. Early reporting increases the chance of effective control and eradication. Please take good quality photos of the pests or damage to include in your report where possible.
Alternatively, you can call the Agriculture Victoria Customer Service Centre 136 186.
Report a sightingPage last updated: 19 Jul 2024