List of activities classified inside the UK SIC Code 03210
- Aquaculture in salt water filled tanks or reservoirs
- Laver growing
- Lobsterling production, marine
- Marine aquaculture
- Molluscs and other aquatic animals cultured in sea water
- Mussel production, marine
- Ornamental fish farming, marine
- Oyster cultivation, marine
- Oyster fishery, marine
- Oyster spat production, marine
- Salmon and trout fishery (hatchery); marine
- Shrimp production (post-larvae); marine
- Laver gathering (cultivated)
- Fish hatcheries, marine
- Aquaculture in sea or brackish waters
- Bait digging
- Bait production
- Bivalves cultured in sea water
- Crustaceans cultured in sea water
- Edible seaweed growing
- Fingerling production, marine
- Fish breeding, marine
- Fish farming, marine
- Fish fry production, marine
- Fish hatcheries and farms service activities, marine
- Worm farms, marine