| SECTION A : AGRICULTURE, FORESTY AND FISHING | 
| Division 03 : Fishing and aquaculture | 
| Group | Class | Sub-class | Description | 
| 031 |  |  | Fishing | 
|  | 0311 |  | Marine fishing | 
|  |  |  | This class excludes: | 
|  |  |  | - capturing of marine mammals, except whales, e.g. walruses, seals, see 0170
 | 
|  |  |  | - processing of fish, crustaceans and molluscs on factory ships or in factories ashore, see 1020
 | 
|  |  |  | - rental of pleasure boats with crew for sea and coastal water transport (e.g. for fishing cruises), see 5011
 | 
|  |  |  | - fishing inspection, protection and patrol services, see 8423 | 
|  |  |  | - fishing practiced for sport or recreation and related services, see 9319 | 
|  |  |  | - operation of sport fishing preserves, see 9319 | 
|  |  | 03111 | Fishing on a commercial basis including taking of marine crustaceans and molluscs in ocean and coastal waters | 
|  |  | 03112 | Gathering of other marine organisms and materials such as natural pearls, sponges, coral and algae
 | 
|  |  | 03113 | Activities of vessels engaged in fishing and in processing and preserving of fish
 | 
|  | 0312 |  | Freash water fishing | 
|  |  |  | This class excludes: | 
|  |  |  | - processing of fish, crustaceans and molluscs, see 1020 | 
|  |  |  | - fishing inspection, protection and patrol services, see 8423 | 
|  |  |  | - fishing practiced for sport or recreation and related services, see 9319 | 
|  |  |  | - operation of sport fishing preserves, see 9319 | 
|  |  | 03121 | Fishing and taking of freshwater crustaceans and molluscs on a commercial basis in inland waters
 | 
|  |  | 03122 | Taking and gathering of freshwater aquatic animals | 
| 032 |  |  | Aquaculture | 
|  | 0321 |  | Marine aquaculture | 
|  |  |  | This class excludes: | 
|  |  |  | - frog farming, see 0322 | 
|  |  |  | - operation of sport fishing preserves, see 9319 | 
|  |  | 03211 | Fish farming in sea water including farming of marine ornamental fish | 
|  |  | 03212 | Culture of crustaceans, bivalves, other mollusks and other aquatic animals in sea water
 | 
|  |  | 03213 | Growing of edible seaweeds | 
|  |  | 03214 | Aquaculture activities in brackish waters and in salt water filled tanks or reservoirs
 | 
|  |  | 03215 | Operation of fish hatcheries (marine) | 
|  |  | 03219 | Other marine aquaculture, n.e.c. | 
|  | 0322 |  | Freshwater aquaculture | 
|  |  |  | This class excludes: | 
|  |  |  | - aquaculture activities in salt water filled tanks and reservoirs, see 0321 | 
|  |  |  | - operation of sport fishing preserves, see 9319 | 
|  |  | 03221 | Fish farming in freshwater including farming of freshwater ornamental fish | 
|  |  | 03222 | Culture of freshwater crustaceans, bivalves, other mollusks and other aquatic animals
 | 
|  |  | 03223 | Operation of fish hatcheries (fresh-water) | 
|  |  | 03229 | Other freshwater aquaculture activities, n.e.c. |