Look at the color
A living sand dollar is brown or purple rather than bleached white.
Living sand dollar
A brown or purple sand dollar with tiny spines is alive. Return it to the water.
Sources checked August 22, 2026: North Carolina Sea Grant sand dollar guide (opens in a new tab) and University of Texas Marine Science Institute sand dollar program (opens in a new tab) .
A living sand dollar is brown or purple rather than bleached white.
Tiny moving spines cover a living sand dollar. A smooth, bleached white sand dollar is its skeleton.
If the sand dollar is brown or purple and has spines, return it to the water.
This page gives general identification and response guidance for a living sand dollar.
It does not report a local sighting, rule, legal allowance, penalty, treatment step, or phone number.
Source: North Carolina Sea Grant sand dollar guide (opens in a new tab) · Source: University of Texas Marine Science Institute sand dollar program (opens in a new tab)