Marine aquaculture (PKD 03.21.Z)
This subclass includes:
- breeding and rearing of fish in marine waters, including breeding and rearing of ornamental marine fish,
- production of bivalve eggs (for example mussels, oysters and the like), lobster larvae, post-larval shrimp, fry and fingerlings,
- cultivation of seaweeds and algae in marine waters,
- cultivation of microalgae in marine waters,
- breeding and rearing of crustaceans, shellfish, other molluscs and other aquatic organisms in marine waters,
- breeding and rearing of fish and other aquatic organisms in brackish waters,
- breeding and rearing of fish and other marine organisms on land in saltwater tanks,
- fish hatchery activities in marine waters,
- breeding and rearing of marine worms.
Industry statistics (2025)
Number of companies
Companies
1,175
Companies (primary PKD)
36
Companies with financials
8
Business turnover
Stock market
No companies from this industry are listed.
Related PKD codes in division 03
FAQ
The primary industry for 36 companies is marine aquaculture. 8 entities have filed financial statements.
So far in 2026, 1 new company with PKD 03.21.Z have been registered. In all of 2025, there were 3 such companies.
So far in 2026, no companies with PKD 03.21.Z have been deregistered. In all of 2025, there was 1 such company.
In 2025, the median revenue for PKD 03.21.Z was USD 19.72k and the mean revenue was USD 145.29k, based on 5 financial statements. Averages and medians include only companies that file financial statements, excluding sole proprietorships.
No, in 2025, the median net result was USD -24.12k, worse than in 2024 (USD -2.25k).