How can the blood of a sea creature be worth thousands of dollars per gallon? The secret is a unique substance in horseshoe crab blood that instantly detects dangerous bacteria. Every vaccine, IV drip ...

Horseshoe crab populations continue to decline and that's raising alarm from researchers. The species is continuing on the decline, according to new research from the Maritime Aquarium in Norwalk.

A new study looking at horseshoe crabs in the Long Island Sound confirms the ancient creatures face potential extinction. The threat stems from climate change, loss of habitat, and overharvesting.

Several locals have reported "unusual amounts of dead horseshoe crabs" washing up on Massachusetts beaches in recent days. However, officials say the spectacle is no cause for concern, as they're just ...

The Long Island Sound region’s horseshoe crab population has been in “severe decline” over the last two decades, according to a newly released study. Horseshoe crabs are a species of concern in Long ...

The University of Florida’s IFAS Extension and Florida Sea Grant in Charlotte County are seeking volunteers to help monitor horseshoe crabs in Charlotte Harbor. Volunteers can take part in the Florida ...

In response to worried reports about “dead horseshoe crabs washing up” on some Massachusetts beaches, the state’s division of Marine Fisheries is assuring people that all is well. “It’s OK, the ...

Loss of habitat, overharvesting and a degrading environment have contributed to the persistent "severe decline" of horseshoe crabs in and around Long Island Sound over more than two decades, according ...

Horseshoe crab populations in Rhode Island have not rebounded in 25 years despite restoration efforts. The crabs are harvested as bait for fishermen, and their blood is used to test for bacterial ...