It is unlawful to take, attempt to take, sell, or offer for sale mussels or mussel shells of sizes less than minimum diameter or length as follows:

1. Mussel shells shall be measured by minimum diameter except for elongated shells.
2. The minimum diameter shall be 4 inches for washboards, 2¾ inches for mapleleaf and threeridge, 2¼ inches for hickorynut, threehorn wartyback and monkeyface, and 2½ inches for all other round shells. Minimum length shall be 4 inches for bleufers, yellow sandshell, muckets, pistolgrip, spike, Ouachita kidneyshell and bankclimber.
3. All undersized shells, western fanshell, black sandshell, and rabbitsfoot must be immediately returned to the water.

PENALTY: Class 1