Bergsnes V

Site 20396 · Alta municipality · Production area 12, Vest-Finnmark

Below the lice limit, week 39Operated by Cermaq Norway Salmon AS · group Cermaq

0.04Adult 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 16 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Thermal delousing, week 36, 20262026 · Norwegian Food Safety Authority · updated 01 Oct 2026

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

7Wellboat visits in 2026by 3 different vessels · latest 31 Aug 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	unknown	0.5	Reported without a count
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	unknown	0.2	Not reported
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	0.00	0.5	Below the limit
30	0.01	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.03	0.5	Below the limit
34	0.01	0.5	Below the limit
35	0.11	0.5	Below the limit
36	0.01	0.5	Below the limit
37	0.02	0.5	Below the limit
38	0.03	0.5	Below the limit
39	0.04	0.5	Below the limit

Earlier years

20251 of 43 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	0.91	0.5	Above the limit
2	0.15	0.5	Below the limit
3	0.10	0.5	Below the limit
4	0.06	0.5	Below the limit
5	unknown	0.5	Reported without a count
6	0.10	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.24	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.22	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.17	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.23	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.38	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.33	0.5	Below the limit
19	0.11	0.5	Below the limit
20	0.06	0.5	Below the limit
21	0.09	0.2	Below the limit
22	0.06	0.2	Below the limit
23	0.09	0.2	Below the limit
24	0.06	0.2	Below the limit
25	0.04	0.2	Below the limit
26	0.17	0.2	Near the limit
27	0.10	0.5	Below the limit
28	0.08	0.5	Below the limit
29	0.11	0.5	Below the limit
30	0.11	0.5	Below the limit
31	0.20	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.46	0.5	Near the limit
34	0.02	0.5	Below the limit
35	0.02	0.5	Below the limit
36	0.05	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.28	0.5	Below the limit
39	0.03	0.5	Below the limit
40	unknown	0.5	Reported without a count
41	0.15	0.5	Below the limit
42	0.38	0.5	Below the limit
43	0.35	0.5	Below the limit
44	0.23	0.5	Below the limit
45	0.10	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.00	0.5	Below the limit
48	0.05	0.5	Below the limit
49	0.03	0.5	Below the limit
50	0.00	0.5	Below the limit
51	unknown	0.5	Not reported
52	0.00	0.5	Below the limit

20243 of 28 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, 2024
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	Reported without a count
22	unknown	0.2	Reported without a count
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	0.00	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.03	0.5	Below the limit
33	0.01	0.5	Below the limit
34	0.00	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.02	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.06	0.5	Below the limit
39	0.02	0.5	Below the limit
40	0.39	0.5	Below the limit
41	0.30	0.5	Below the limit
42	0.41	0.5	Near the limit
43	0.48	0.5	Near the limit
44	0.05	0.5	Below the limit
45	0.01	0.5	Below the limit
46	unknown	0.5	Reported without a count
47	0.02	0.5	Below the limit
48	0.42	0.5	Near the limit
49	1.49	0.5	Above the limit
50	unknown	0.5	Reported without a count
51	0.92	0.5	Above the limit
52	0.87	0.5	Above the limit

Treatments

Norwegian Food Safety Authority

Week 36, 2026
Thermal delousing5 pens
Week 45, 2025
Mechanical delousing, Freshwater treatment6 pens
Week 40, 2025
Mechanical delousing, Freshwater treatment2 pens
Week 39, 2025
Other treatment, Freshwater treatment, Mechanical delousing3 pens · RO og FLS

Show all 12

Week 34, 2025
Mechanical delousing6 pens
Week 23, 2025
Mechanical delousing, Freshwater treatment2 pens
Week 20, 2025
Freshwater treatment, Mechanical delousing8 pens
Week 3, 2025
Freshwater treatment4 pens
Week 2, 2025
Freshwater treatment3 pens
Week 44, 2024
Medicinal bath2 pens · Azamethiphos
Week 43, 2024
Medicinal bath5 pens · Azamethiphos
Week 36, 2024
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

7 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
31 Aug 2026	Ro Fortune	Alsvåg	13 h 13 min
30 Aug 2026	Ro Fortune	Alsvåg	14 h 21 min
08 Aug 2026	Ro Chief	Storskjæret	2 h 43 min
21 Jul 2026	Ro Chief	Storholmen	53 min
04 Jul 2026	Ro Chief	Storskjæret	1 h 12 min
11 Jun 2026	Ro Chief	Laholmen	1 h 37 min
30 Dec 2025	Ronja Skilsoy	Ytre Simanes	1 h 28 min
19 Dec 2025	Ronja Skilsoy	Kjøsen	1 h 21 min
12 Dec 2025	Ronja Skilsoy	Ytre Simanes	30 min
12 Dec 2025	Ronja Skilsoy	Skaret	2 h 39 min
10 Dec 2025	Ronja Skilsoy	Ytre Simanes	3 h 49 min
13 Nov 2025	Ronja Skilsoy	Skaret	5 h 37 min

Show 15 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
29 Sep 2025	Ronja Silver	Mårsanjarga	11 h 56 min
28 Sep 2025	Ronja Silver	Mårsanjarga	6 h 24 min
20 Sep 2025	Ronja Skilsoy	Skjervøy	2 h 29 min
13 Sep 2025	Ronja Skilsoy	Skjervøy	6 h 17 min
30 Aug 2025	Ronja Skilsoy	Ytre Simanes	2 h 14 min
30 Aug 2025	Ronja Skilsoy	Skaret	5 h 0 min
19 Aug 2025	Ronja Silver	Toppsund Ø	18 h 4 min
18 Aug 2025	Ronja Silver	Toppsund Ø	10 h 18 min
15 Aug 2025	Ronja Skilsoy	Ytre Simanes	5 h 11 min
26 Oct 2024	Ro Spirit	Klubben	2 h 2 min
26 Oct 2024	Ro Spirit	Klubben	4 h 43 min
25 Oct 2024	Ro Spirit	Klubben	3 h 45 min
25 Oct 2024	Ro Spirit	Klubben	3 h 4 min
29 May 2024	Ronja Christopher	Laholmen	1 h 28 min
19 May 2024	Ronja Christopher	Laholmen	49 min

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

Who has reported

The companies that have submitted lice counts for this site, with the first and last week.

Company	From	To
Cermaq Finnmark Farming AS	Week 21, 2024	Week 1, 2026
Cermaq Norway Salmon AS	Week 24, 2026	Week 39, 2026

Source: Norwegian Food Safety Authority (organisation number on each lice report)

Licences

Site MAB: 2,700 tonnes

Licence	Type	Capacity	Holder
F H 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0017	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0018	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0032	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F H 0033	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F HV 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F KD 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F L 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F L 0025	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F L 0026	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F L 0033	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F NK 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F NK 0020	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F NK 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F NK 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS
F NK 0024	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Cermaq Norway Salmon AS

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