Mermaid coins or sea biscuits: Here's the scoop on sand dollars

Chalky White's Instagram, Twitter & Facebook on IDCrawl

Mermaid coins or sea biscuits: Here's the scoop on sand dollars

Tarini Fernando

Shaunda Roberts's Instagram, Twitter & Facebook on IDCrawl

Shaunda Roberts's Instagram, Twitter & Facebook on IDCrawl

Jeff Clements's Instagram, Twitter & Facebook on IDCrawl

Chalky White's Instagram, Twitter & Facebook on IDCrawl

Shaunda Roberts's Instagram, Twitter & Facebook on IDCrawl

Mermaid coins or sea biscuits: Here's the scoop on sand dollars

Chalky White's Instagram, Twitter & Facebook on IDCrawl

See millions of years of history while beachcombing in San Francisco, Sand Dollars

Boring,' 'damn ugly,' 'pretty gross': These are words that describe the lugworm