Minimum size limits: 5 inches for male hard crabs (jimmies) and immature female hard crabs
3 ¼ inches for peeler crabs caught from March 17 through July 15 and 3 ½ inches from July 16 until November 30 in the Chesapeake Bay and its tributaries
3 1/2 inches for softshell crabs measured from tip to tip of the longest spikes
No size limits exist for adult female hard crabs (sooks)