What is the name of the only freshwater crab species native to the country, found in streams of the Peloponnese and central regions?

• A Austropotamobius torrentium
• B Eriocheir sinensis
• C Potamon fluviatile ✓
• D Carcinus maenas

Potamon fluviatile is the native freshwater crab of Greece, inhabiting clean, fast-flowing mountain streams and rivers; it is threatened by water pollution and abstraction, and is a protected species under EU law.