- Freezing of fish
- Deep-freezing of fish
- Drying of fish
- Smoking of fish
- Salting of fish
- Immersing of fish in brine
- Canning of fish
- Frying of fish
- Freezing of crustaceans
- Deep-freezing of crustaceans
- Drying of crustaceans
- Smoking of crustaceans
- Salting of crustaceans
- Immersing of crustaceans in brine
- Canning of crustaceans
- Frying of crustaceans
- Freezing of molluscs
- Deep-freezing of molluscs
- Drying of molluscs
- Smoking of molluscs
- Smoking of molluscs
- Immersing of molluscs in brine
- Canning of molluscs
- Frying of molluscs
- Production of fish paste
- Freezing of echinoderms
- Deep-freezing of echinoderms
- Drying of echinoderms
- Smoking of echinoderms
- Salting of echinoderms
- Immersing of echinoderms in brine
- Canning of echinoderms
- Frying of echinoderms