Steinviknes

Site 10825 · Loppa municipality · Production area 12, Vest-Finnmark

Status unknown: not reported in week 39Operated by Cermaq Norway Salmon AS · group Cermaq

unknownAdult female lice per fishNo count in week 39. Latest: 0.25 in week 31, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 31 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Mechanical delousing, week 29, 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

19Wellboat visits in 2026by 6 different vessels · latest 18 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	0.03	0.5	Below the limit
2	0.03	0.5	Below the limit
3	0.04	0.5	Below the limit
4	0.11	0.5	Below the limit
5	0.13	0.5	Below the limit
6	0.04	0.5	Below the limit
7	0.16	0.5	Below the limit
8	0.07	0.5	Below the limit
9	0.13	0.5	Below the limit
10	0.14	0.5	Below the limit
11	0.21	0.5	Below the limit
12	0.14	0.5	Below the limit
13	0.24	0.5	Below the limit
14	0.20	0.5	Below the limit
15	0.25	0.5	Below the limit
16	0.15	0.5	Below the limit
17	0.16	0.5	Below the limit
18	0.27	0.5	Below the limit
19	0.24	0.5	Below the limit
20	0.10	0.5	Below the limit
21	0.06	0.2	Below the limit
22	0.10	0.2	Below the limit
23	0.09	0.2	Below the limit
24	0.08	0.2	Below the limit
25	0.10	0.2	Below the limit
26	0.14	0.2	Below the limit
27	0.36	0.5	Below the limit
28	0.48	0.5	Near the limit
29	0.06	0.5	Below the limit
30	0.19	0.5	Below the limit
31	0.25	0.5	Below the limit
32	unknown	0.5	Reported without a count
33	unknown	0.5	Reported without a count
34	unknown	0.5	Reported without a count
35	unknown	0.5	Not reported
36	unknown	0.5	Not reported
37	unknown	0.5	Not reported
38	unknown	0.5	Not reported
39	unknown	0.5	Not reported

Earlier years

20253 of 47 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	0.00	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.00	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	unknown	0.5	Reported without a count
16	0.01	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.04	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	0.01	0.2	Below the limit
27	0.00	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.11	0.5	Below the limit
33	0.13	0.5	Below the limit
34	0.35	0.5	Below the limit
35	0.01	0.5	Below the limit
36	0.14	0.5	Below the limit
37	0.14	0.5	Below the limit
38	0.33	0.5	Below the limit
39	0.49	0.5	Near the limit
40	1.41	0.5	Above the limit
41	0.05	0.5	Below the limit
42	0.14	0.5	Below the limit
43	0.18	0.5	Below the limit
44	0.14	0.5	Below the limit
45	0.21	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.18	0.5	Below the limit
48	0.36	0.5	Below the limit
49	0.43	0.5	Near the limit
50	0.81	0.5	Above the limit
51	0.80	0.5	Above the limit
52	0.03	0.5	Below the limit

20240 of 20 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	0.01	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.04	0.5	Below the limit
4	0.04	0.5	Below the limit
5	0.01	0.5	Below the limit
6	unknown	0.5	Reported without a count
7	0.01	0.5	Below the limit
8	unknown	0.5	Reported without a count
9	0.03	0.5	Below the limit
10	unknown	0.5	Reported without a count
11	0.04	0.5	Below the limit
12	unknown	0.5	Reported without a count
13	0.02	0.5	Below the limit
14	unknown	0.5	Reported without a count
15	0.00	0.5	Below the limit
16	unknown	0.5	Not reported
17	0.06	0.5	Below the limit
18	unknown	0.5	Reported without a count
19	0.08	0.5	Below the limit
20	0.09	0.5	Below the limit
21	0.05	0.2	Below the limit
22	0.07	0.2	Below the limit
23	0.04	0.2	Below the limit
24	0.02	0.2	Below the limit
25	0.03	0.2	Below the limit
26	0.10	0.2	Below the limit
27	unknown	0.5	Reported without a count
28	unknown	0.5	Not reported
29	unknown	0.5	Not reported
30	unknown	0.5	Not reported
31	unknown	0.5	Not reported
32	unknown	0.5	Not reported
33	unknown	0.5	Not reported
34	unknown	0.5	Not reported
35	unknown	0.5	Not reported
36	unknown	0.5	Not reported
37	unknown	0.5	Not reported
38	unknown	0.5	Not reported
39	unknown	0.5	Not reported
40	unknown	0.5	Not reported
41	unknown	0.5	Not reported
42	unknown	0.5	Not reported
43	unknown	0.5	Not reported
44	unknown	0.5	Not reported
45	unknown	0.5	Not reported
46	unknown	0.5	Not reported
47	unknown	0.5	Not reported
48	unknown	0.5	Not reported
49	unknown	0.5	Not reported
50	unknown	0.5	Reported without a count
51	unknown	0.5	Reported without a count
52	0.00	0.5	Below the limit

20230 of 13 weeks with a count above the limit (data from week 40)

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, 2023
Week	Adult female lice per fish	Lice limit	Status
40	0.00	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.00	0.5	Below the limit
43	0.02	0.5	Below the limit
44	0.04	0.5	Below the limit
45	0.01	0.5	Below the limit
46	0.00	0.5	Below the limit
47	0.02	0.5	Below the limit
48	0.01	0.5	Below the limit
49	0.02	0.5	Below the limit
50	0.01	0.5	Below the limit
51	0.02	0.5	Below the limit
52	0.00	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 29, 2026
Mechanical delousingWhole site
Week 52, 2025
Mechanical delousing, Freshwater treatment4 pens
Week 46, 2025
Mechanical delousingWhole site
Week 41, 2025
Freshwater treatment, Mechanical delousing12 pens

Show all 6

Week 35, 2025
Mechanical delousing, Freshwater treatment8 pens
Week 15, 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

19 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
18 Aug 2026	Ro Chief	Rypefjord	1 h 41 min
16 Aug 2026	Doennland	Kleppenes N	2 h 18 min
12 Aug 2026	Steigen	Ytre Simanes	1 h 53 min
12 Aug 2026	Steigen	Rypefjord	3 h 35 min
11 Aug 2026	Steigen	Skaret	2 h 18 min
10 Aug 2026	Veidnes	Holmen	2 h 45 min
10 Aug 2026	Steigen	Ytre Simanes	2 h 31 min
09 Aug 2026	Steigen	Storskjæret	1 h 5 min
09 Aug 2026	Steigen	Storskjæret	4 h 51 min
15 Jul 2026	Veidnes	Ytre Simanes	12 h 0 min
14 Jul 2026	Veidnes	Ytre Simanes	13 h 23 min
20 Jun 2026	Steigen	Ytre Simanes	2 h 20 min

Show 21 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
20 Jun 2026	Ro Sunrise	Skaret	2 h 18 min
11 May 2026	Ronja Silver	Vegglandet	37 min
10 May 2026	Ronja Silver	Vegglandet	16 h 15 min
09 May 2026	Ronja Silver	Vegglandet	6 h 55 min
22 Apr 2026	Ronja Silver	Ytre Simanes	3 h 14 min
31 Dec 2025	Ronja Silver	Kjøsen	16 h 21 min
30 Dec 2025	Ronja Silver	Kjøsen	1 h 1 min
27 Dec 2025	Ronja Silver	Kjøsen	2 h 16 min
26 Dec 2025	Ronja Silver	Kjøsen	6 h 44 min
13 Nov 2025	Ronja Silver	Kjøsen	10 h 49 min
12 Nov 2025	Ronja Silver	Kjøsen	18 h 9 min
11 Oct 2025	Ronja Silver	Kjøsen	6 h 42 min
29 Aug 2025	Ronja Silver	Skaret	15 h 45 min
28 Aug 2025	Ronja Silver	Skaret	15 h 2 min
07 Jul 2024	Ronja Silver	Ytre Simanes	10 h 22 min
02 Jul 2024	Ronja Silver	Ytre Simanes	2 h 23 min
01 Jul 2024	Ronja Silver	Skaret	4 h 56 min
30 Jun 2024	Ronja Silver	Ytre Simanes	3 h 28 min
17 Jun 2024	Ronja Silver	Vannfjorden	6 h 40 min
12 Jun 2024	Ronja Silver	no other farm	4 h 12 min
12 Jun 2024	Ronja Silver	no other farm	36 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 40, 2023	Week 28, 2026
Cermaq Norway Salmon AS	Week 18, 2026	Week 34, 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