Young horseshoe crabs stay in shallow water areas, but adults can go as deep as 650 feet. Here, they feed on slow-moving bottom-dwelling animals such as shellfish and marine worms.

Preserving Asian horseshoe crab populations through targeted conservation strategies Date: January 27, 2025 Source: National University of Singapore Summary: Biologists conduct the first ...

This session, the NY Senate and Assembly passed the Horseshoe Crab Protection Act (S.3185A / A.10140), which prohibits the taking of horseshoe crabs for commercial and biomedical uses.

This phenomenon is quite atypical, given horseshoe crabs don’t generally reproduce in a fully submerged aquarium setting. In the wild, however, they can lay up to 4,000 eggs on sandy beaches ...

Horseshoe crab egg density, the number of eggs per square meter on the beach, in Delaware Bay has declined significantly since the 1980s. Back then 40,000 eggs per square meter was the average.

Horseshoe crabs are not endangered or threatened in Massachusetts, but their numbers are at historic lows. To protect the species, state wildlife officials are rolling out new regulations. As of ...

“While horseshoe crabs would occasionally be observed spawning in marsh areas, that behavior was always thought to be rare,” said lead author and SCDNR scientist Dr. Daniel Sasson.

Horseshoe crabs are living fossils: Their lineage dates back 450 million years — they’re twice as old as the first dinosaurs — and have remained relatively unchanged this whole time.

In an effort to protect the “living fossils,” and the greater ecosystem, environmentalists have long advocated for an end to the practice of taking horseshoe crab blood. The crabs’ eggs are a food ...