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Company · Group Grieg Seafood

Grieg Seafood Rogaland Sjø AS

Org. no. 930 367 931 (Brønnøysund Register Centre) · Group Grieg Seafood · 1 site in production area 2

1Registered sites0 with a lice report in the last four weeksDirectorate of Fisheries · updated 01 Oct 2026
5Weeks above the lice limit in 20251.8% of 274 counted weeksNorwegian Food Safety Authority · updated 01 Oct 2026
39Place in the company rankings, 2025of 80 companies with at least 52 counted weeks, ranked by weeks above the limitThe Salmon Ledger
30Lice treatments in 2025Norwegian Food Safety Authority · updated 01 Oct 2026
0Escaped fish in 20250 escapes reportedDirectorate of Fisheries · updated 01 Oct 2026
0Licencesheld by the companyDirectorate of Fisheries · updated 01 Oct 2026

Share of farm-weeks above the lice limit

Per year, for every farm the company reported lice counts for. The line marks the average for all farms in Norway that year.

  • 20249 of 349 weeks2.6%
  • 20255 of 274 weeks1.8%
  • 2026 to dateweeks 1–40, no counted weeksunknown

| Industry average per year · Source: Norwegian Food Safety Authority, calculated by The Salmon Ledger · 01 Oct 2026

Show as table
YearShare above the limitIndustry average
20249 of 349 weeks2.6%3.7%
20255 of 274 weeks1.8%3.5%
2026 to dateweeks 1–40, no counted weeksunknown1.2%
1 sites with no lice report in the last four weeks

Hatcheries and land-based sites, fallow sites, and farms that need not count (below 4 °C counts are every 14 days). A missing report does not mean the farm is below the limit.

Sources: Norwegian Food Safety Authority (lice counts, treatments, disease, updated 01 Oct 2026), Directorate of Fisheries (sites, licences, escapes, updated 01 Oct 2026), Brønnøysund Register Centre (org. no.).