03.21 — Marine Aquaculture

This class includes: - fish farming in sea water, including farming of marine ornamental fish - production of bivalve spat (e.g. oyster mussel, etc.), lobsterlings, shrimp post-larvae, fish fry and fingerlings - growing of seaweed and algae - culture of crustaceans, bivalves, other molluscs and other aquatic animals in sea water

This class also includes: - aquaculture activities in brackish waters - land-based aquaculture activities in salt water filled tanks and reservoirs - operation of marine fish hatcheries and marine worm farms - marine microalgae cultivation

This class excludes: - frog farming, see 03.22 - operation of sport fishing preserves, see 93.19