Petternes

Site 33517 · Måsøy municipality · Production area 12, Vest-Finnmark

Below the lice limit, week 39Operated by Salmar Oppdrett AS · group SalMar

0.08Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 36 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

0Lice treatments in 2026None recorded2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Active disease casesNone recordedRegister since 26 Nov 2024 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Wellboat visits in 2026by 1 vessel · latest 22 Jul 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

0Escapes reportedNone reportedSince 2006 · Directorate of Fisheries · updated 01 Oct 2026

Sea lice against the limit

Weekly average of adult female lice per fish, as reported by the company. For this site the limit is 0.2 in weeks 21–26 and 0.5 for the rest of the year. Hatched weeks have no count and count neither as above nor below.

2026

Source: Norwegian Food Safety Authority, weekly lice counts reported by the companies · Limit: Regulation on sea lice control § 8 · Updated 01 Oct 2026

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Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.03	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.03	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.01	0.5	Below the limit
6	0.01	0.5	Below the limit
7	0.01	0.5	Below the limit
8	0.00	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.00	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.00	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.00	0.5	Below the limit
17	0.00	0.5	Below the limit
18	0.00	0.5	Below the limit
19	0.00	0.5	Below the limit
20	0.00	0.5	Below the limit
21	0.00	0.2	Below the limit
22	0.00	0.2	Below the limit
23	0.00	0.2	Below the limit
24	0.00	0.2	Below the limit
25	0.00	0.2	Below the limit
26	0.00	0.2	Below the limit
27	0.01	0.5	Below the limit
28	0.01	0.5	Below the limit
29	0.01	0.5	Below the limit
30	0.03	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.02	0.5	Below the limit
33	0.00	0.5	Below the limit
34	0.03	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.01	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.04	0.5	Below the limit
39	0.08	0.5	Below the limit

Earlier years

20250 of 30 weeks with a count above the limit

Source: Norwegian Food Safety Authority, weekly lice counts reported by the companies · Limit: Regulation on sea lice control § 8 · Updated 01 Oct 2026

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Adult female lice per fish per week, 2025
Week	Adult female lice per fish	Lice limit	Status
1	unknown	0.5	Not reported
2	unknown	0.5	Not reported
3	unknown	0.5	Not reported
4	unknown	0.5	Not reported
5	unknown	0.5	Not reported
6	unknown	0.5	Not reported
7	unknown	0.5	Not reported
8	unknown	0.5	Not reported
9	unknown	0.5	Not reported
10	unknown	0.5	Not reported
11	unknown	0.5	Not reported
12	unknown	0.5	Not reported
13	unknown	0.5	Not reported
14	unknown	0.5	Not reported
15	unknown	0.5	Not reported
16	unknown	0.5	Not reported
17	unknown	0.5	Not reported
18	unknown	0.5	Not reported
19	unknown	0.5	Not reported
20	unknown	0.5	Not reported
21	unknown	0.2	Not reported
22	unknown	0.2	Not reported
23	0.00	0.2	Below the limit
24	0.00	0.2	Below the limit
25	0.00	0.2	Below the limit
26	0.00	0.2	Below the limit
27	0.00	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.01	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.00	0.5	Below the limit
33	0.03	0.5	Below the limit
34	0.00	0.5	Below the limit
35	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.04	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.01	0.5	Below the limit
43	0.00	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.03	0.5	Below the limit
46	0.00	0.5	Below the limit
47	0.00	0.5	Below the limit
48	0.04	0.5	Below the limit
49	0.04	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.00	0.5	Below the limit
52	0.00	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 37, 2025
Medicinal feedWhole site · Emamectin benzoat

Disease

Norwegian Food Safety Authority

No cases in the Food Safety Authority's register of notifiable diseases (since 26 Nov 2024).

Escapes

Directorate of Fisheries

No escapes reported from this site since 2006.

Wellboat visits

1 visits in 2026

Visits are derived by us from the Coastal Administration's AIS positions: a fish carrier stationary within 500 metres of the farm for at least 30 minutes. The AIS archive lags about 17 days. A visit is not proof of infection.

Arrival	Vessel	Previous farm (14 days)	Duration
22 Jul 2026	Ro Sailor	Uløybukt	14 h 19 min

Source: Norwegian Coastal Administration (AIS) · calculated by the Salmon Ledger · updated 01 Oct 2026

Licences

Site MAB: 3,600 tonnes

Licence	Type	Capacity	Holder
F A 0010	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F A 0043	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F A 0044	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F A 0058	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F A 0059	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F L 0023	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS
F L 0024	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Salmar Oppdrett AS

Source: Directorate of Fisheries, aquaculture register · updated 01 Oct 2026