Home Public Programs Marine Science Day MSD News Molting crabs Share Email Facebook Twitter LinkedIn In This SectionMarine Science Day FacebookTwitterYouTubeLinkedInInstagram by Camille Phillips | May 22, 2017 Today I learned that crabs grow by molting until they mature and are ready to mate. I also learned that mated female crabs move down the Chesapeake Bay toward higher salinity waters near the ocean. < Previous Story Next Story >