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Disease case · Infectious salmon anaemia (ISA)

ISA at Mikkelsøya

Site 34277 · Bø i Nordland municipality · Nordland · Egil Kristoffersen & Sønner AS. Production area: Vestfjorden og Vesterålen.

  1. Suspected19 May 2025Food Safety Authority
  2. Confirmed28 May 2025Food Safety Authority
  3. Closed24 Oct 2025Food Safety Authority
  • 158Days from suspicion to closureFood Safety Authority
  • 0Wellboat visits up to 28 days before, from 0 vesselsCoastal Administration (AIS) · 01 Oct 2026
  • 0Of them from a boat recently at a farm with ISA/PDWithin 14 days before the visit · The Salmon Ledger
  • 0Other farms with active ISA within 10 km at suspicionNorwegian Food Safety Authority · 01 Oct 2026

Wellboat visits before suspicion

The 28 days before the case started (suspected 19 May 2025). Each mark is one visit. A triangle means the boat had, in the previous 14 days, been at another farm with active ISA or PD, or in a protection zone. Visits after suspicion are not included.

VisitCame from a farm with ISA/PDPrevious farm unknown (no recorded stop in 14 days)

Sources: Coastal Administration (AIS), Food Safety Authority (cases, and zones via BarentsWatch) · visits derived by The Salmon Ledger · updated 01 Oct 2026

Visits in the 28 days before suspicion

No recorded wellboat visits in the period.