The sound also supports local commercial fishing, crabbing, shrimping, clamming, and oystering. Crabbing or crab fishing is the recreational hobby and commercial occupation of fishing for crabs. Fishing/crabbing in the Proserpine River. The islanders supported themselves mainly by dredging for oysters, fishing for shad and crabbing. Blakeney offers a large range of activities including crabbing, fishing, canoeing and birdwatching. Fishers were warned to refrain from fishing, crabbing and other recreational activities in the area. Jetty improvements, commercial fishing and crabbing shaped the development of Charleston. Jetty improvements, commercial fishing, and crabbing shaped the development of Charleston. It is known for hunting, crabbing and fishing. Fishing, oystering, and crabbing were popular. The area is known for excellent fishing and crabbing. These included traditional farming, crabbing and fishing families and there were protests. In addition to commercial harvesting, recreational crabbing is very popular along Louisiana's coast. Commercial crabbing was first reported in the Gulf of Mexico in the 1880s. Sten Skaar captains the "North American" for all crabbing voyages.