crabber

noun3

1. •
   A person who catches crabs.

   • Many shrimpers complain that the crabbers place their traps too close together and that they can't go between the traps without snagging their nets. — 1989
2. •
   A boat used for catching crabs.

   • In the bright haze of morning they came into Hort Harbor, where a hundred craft were moored or setting forth: fishermen's boats, crabbers, trawlers, trading-ships, two galleys of twenty oars […] — 1972
3. •
   A person who finds fault or criticizes.

   • There were one or two crabbers, of course—people who wanted his job—but no one paid any attention to the likes of them. — 1936