I still think it's 5" also until the 15th. This is straight from the DNR website:
Summary of 2003 Recreational Crab Regulations
Minimum Size (No minimum size for mature females): APRIL 1 - JULY 14 JULY 15 - DECEMBER 15
5 " Male Hard 5 1/4" Male Hard
3 1/4" Peeler 3 1/2" Peeler
http://www.dnr.state.md.us/fisheries/crab/2003recreationalcrabsummary.htmlI guess you have to interpret that for yourselves. I'm not the sharpest tool in the shed, but it seems pretty clear to me.