MD Horseshoe Crab Homepage More about Horseshoe Crab Biology Spawning Survey Horseshoe Crab Tagging Horseshoe Crab Management DNR Fisheries Welcome to the Maryland Department of Natural Resources Horseshoe Crab Home Page. Here you will find information on horseshoe crab biology and history, the horseshoe crab's important role in the Chesapeake Bay and coastal bays ecosystems, and its ...

HORSESHOE CRABS THE ANCIENT MARINERS Horseshoe crabs, common along the Delaware coast, have evolved little in the last 250 million years. Still, they have survived because of their hard, curved shells, which have made it difficult for predators to overturn them and expose their soft, vulnerable underbellies. The horseshoe crab has also survived because it can go a year without eating and endure ...

The Horseshoe Crab or King Crab The hosrseshoe crab is called a living fossil because it has been on earth for millions of years. Although called a crab, it is not a crustacean, but belongs to the arachnid or spider family. The male horseshoe crab is smaller than the female horseshoe crab. The body is sometimes two feet long. Alive, it is a brownish-green color. After it dies, the adult is dark ...