Copper Crabs

Large (5-10 kg) crustaceans which spawn in shallow water. Some coastal dwellers have discovered how to refine small amounts of copper from their blood.

Basic Information

Anatomy

Their appearance is similar to large horseshoe crabs. Their blood uses hemocyanin to transport oxygen.

Genetics and Reproduction

They reproduce in shallow water near shorelines, often in tide pools. The larvae return to deep water to mature.