In an effort to remove derelict crab traps from state waters, the Mississippi Department of Marine Resources (MDMR) will conduct a crab trap closure for commercial and recreational crab fishermen in all Mississippi state waters located within one half (1/2) mile of the mainland shoreline and Deer Island from 6:00 a.m. Thursday, January 21, through 6:00 a.m. Sunday, January 31, 2021.