Project Noah is a tool to explore and document wildlife and a platform to harness the power of citizen scientists everywhere.
Little crabs happily living on sand
Stack of living Sand
Plenty of sand
washed ashore sand
Beaches, Islands (not far from land)
Broken, rough, intricate, tan
Decent specimen, roughly 2.5" in diameter
Dug it up, it was just the Exoskeleton left
About 3 inches across.
~6 cm in diameter.