Skogshamn

Site 13531 · Dyrøy municipality · Production area 10, Andøya til Senja

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

0.31Adult 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 39 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

6Lice treatments in 2026Latest: Mechanical 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

15Wellboat visits in 2026by 2 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	0.08	0.5	Below the limit
2	0.18	0.5	Below the limit
3	0.05	0.5	Below the limit
4	0.11	0.5	Below the limit
5	0.09	0.5	Below the limit
6	0.11	0.5	Below the limit
7	0.11	0.5	Below the limit
8	0.12	0.5	Below the limit
9	0.09	0.5	Below the limit
10	0.12	0.5	Below the limit
11	0.19	0.5	Below the limit
12	0.14	0.5	Below the limit
13	0.09	0.5	Below the limit
14	0.13	0.5	Below the limit
15	0.16	0.5	Below the limit
16	0.14	0.5	Below the limit
17	0.14	0.5	Below the limit
18	0.13	0.5	Below the limit
19	0.13	0.5	Below the limit
20	0.18	0.5	Below the limit
21	0.14	0.2	Below the limit
22	0.16	0.2	Below the limit
23	0.19	0.2	Near the limit
24	0.15	0.2	Below the limit
25	0.07	0.2	Below the limit
26	0.06	0.2	Below the limit
27	0.08	0.5	Below the limit
28	0.10	0.5	Below the limit
29	0.18	0.5	Below the limit
30	0.15	0.5	Below the limit
31	0.15	0.5	Below the limit
32	0.42	0.5	Near the limit
33	0.17	0.5	Below the limit
34	0.17	0.5	Below the limit
35	0.40	0.5	Near the limit
36	0.16	0.5	Below the limit
37	0.27	0.5	Below the limit
38	0.24	0.5	Below the limit
39	0.31	0.5	Below the limit

Earlier years

20250 of 36 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	0.13	0.5	Below the limit
2	0.15	0.5	Below the limit
3	0.13	0.5	Below the limit
4	0.20	0.5	Below the limit
5	0.10	0.5	Below the limit
6	0.22	0.5	Below the limit
7	0.30	0.5	Below the limit
8	0.23	0.5	Below the limit
9	0.27	0.5	Below the limit
10	0.13	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.13	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.18	0.5	Below the limit
15	0.43	0.5	Near the limit
16	0.15	0.5	Below the limit
17	0.20	0.5	Below the limit
18	0.17	0.5	Below the limit
19	0.25	0.5	Below the limit
20	0.10	0.5	Below the limit
21	unknown	0.2	Not reported
22	unknown	0.2	Not reported
23	unknown	0.2	Not reported
24	unknown	0.2	Not reported
25	unknown	0.2	Not reported
26	unknown	0.2	Not reported
27	unknown	0.5	Not reported
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	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.01	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.01	0.5	Below the limit
40	0.02	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.05	0.5	Below the limit
43	0.03	0.5	Below the limit
44	0.06	0.5	Below the limit
45	0.49	0.5	Near the limit
46	0.12	0.5	Below the limit
47	0.12	0.5	Below the limit
48	0.07	0.5	Below the limit
49	0.10	0.5	Below the limit
50	0.08	0.5	Below the limit
51	0.09	0.5	Below the limit
52	0.12	0.5	Below the limit

20243 of 36 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	0.01	0.5	Below the limit
3	0.01	0.5	Below the limit
4	0.01	0.5	Below the limit
5	unknown	0.5	Reported without a count
6	0.06	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.06	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.04	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.04	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.06	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.05	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.05	0.5	Below the limit
19	unknown	0.5	Reported without a count
20	0.01	0.5	Below the limit
21	0.01	0.2	Below the limit
22	0.01	0.2	Below the limit
23	0.01	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	0.02	0.5	Below the limit
30	0.04	0.5	Below the limit
31	0.20	0.5	Below the limit
32	0.24	0.5	Below the limit
33	0.20	0.5	Below the limit
34	0.14	0.5	Below the limit
35	0.62	0.5	Above the limit
36	0.51	0.5	Above the limit
37	1.05	0.5	Above the limit
38	0.35	0.5	Below the limit
39	0.17	0.5	Below the limit
40	0.40	0.5	Near the limit
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	0.04	0.5	Below the limit
50	0.08	0.5	Below the limit
51	0.03	0.5	Below the limit
52	0.12	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	0.08	0.5	Below the limit
41	0.12	0.5	Below the limit
42	0.16	0.5	Below the limit
43	0.30	0.5	Below the limit
44	0.21	0.5	Below the limit
45	0.03	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.01	0.5	Below the limit
48	0.04	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.02	0.5	Below the limit
51	0.01	0.5	Below the limit
52	0.02	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 36, 2026
Mechanical delousing5 pens
Week 35, 2026
Mechanical delousing5 pens
Week 33, 2026
Mechanical delousing9 pens
Week 32, 2026
Mechanical delousing1 pen

Show all 18

Week 29, 2026
Mechanical delousing10 pens
Week 25, 2026
Mechanical delousing10 pens
Week 46, 2025
Mechanical delousing7 pens
Week 39, 2025
Medicinal feed2 pens · Emamectin benzoat
Week 49, 2024
Mechanical delousingWhole site
Week 40, 2024
Mechanical delousing1 pen
Week 39, 2024
Mechanical delousing3 pens
Week 38, 2024
Other treatment5 pens · Optiflush
Week 37, 2024
Other treatment2 pens · Optiflush
Week 36, 2024
Other treatment4 pens · Hydrolicer
Week 34, 2024
Other treatment3 pens · Optiflush
Week 33, 2024
Other treatmentWhole site · Optiflush
Week 45, 2023
Other treatment4 pens · Optiflush
Week 42, 2023
Medicinal feed3 pens · 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

15 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 Senja	Larstangen	17 h 23 min
31 Aug 2026	Ro Senja	Larstangen	2 h 56 min
30 Aug 2026	Ro Senja	Larstangen	9 h 10 min
30 Aug 2026	Ro Senja	Larstangen	6 h 44 min
29 Aug 2026	Ro Senja	Larstangen	17 h 22 min
28 Aug 2026	Ro Senja	Larstangen	16 h 35 min
28 Aug 2026	Ro Senja	Larstangen	2 h 58 min
20 Jul 2026	Ro Senja	Indre Bringenes	3 h 13 min
19 Jul 2026	Ro Senja	Indre Bringenes	9 h 38 min
19 Jul 2026	Ro Senja	Indre Bringenes	7 h 39 min
17 Jul 2026	Ro Senja	Indre Bringenes	28 h 26 min
17 Jul 2026	Ro Senja	Indre Bringenes	4 h 12 min

Show 28 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
17 Jul 2026	Ro Senja	Indre Bringenes	7 h 32 min
17 Jun 2026	Ro Fortune	Klubben	59 h 28 min
16 Jun 2026	Ro Fortune	Klubben	11 h 4 min
12 Nov 2025	Ro Senja	Klubben	26 h 29 min
24 Aug 2025	Ronja Vita	Josommarset	3 h 37 min
16 Aug 2025	Ronja Vita	Storvika V	3 h 55 min
21 May 2025	Ro Senja	Korsnes	32 min
20 May 2025	Ro Senja	Korsnes	3 h 12 min
03 May 2025	Ro Venture	Klubben	2 h 1 min
03 May 2025	Ro Venture	Børøya Slaktemerd	2 h 44 min
24 Mar 2025	Ro Vision	Klubben	2 h 13 min
03 Dec 2024	Ro Senja	Lekangsund II	2 h 55 min
03 Dec 2024	Ro Senja	Lekangsund II	1 h 31 min
21 Oct 2024	Ro Senja	Lekangsund II	1 h 45 min
20 Oct 2024	Ro Spirit	Langholmen N	1 h 44 min
15 Oct 2024	Ro Senja	Klubben	5 h 46 min
14 Oct 2024	Ro Senja	Kvitfloget	8 h 12 min
11 Oct 2024	Ro Fortune	Mjøsund Vest	10 h 24 min
28 Sep 2024	Ro Senja	Lekangsund II	13 h 57 min
21 Sep 2024	Ro Senja	Lekangsund II	18 h 22 min
21 Sep 2024	Ro Senja	Lekangsund II	5 h 20 min
20 Sep 2024	Ro Senja	Klubben	3 h 48 min
20 Sep 2024	Ro Senja	Klubben	1 h 52 min
19 Sep 2024	Ro Arctic	Juvågen	5 h 36 min
19 Sep 2024	Ro Senja	Klubben	6 h 54 min
19 Sep 2024	Froy Odin	Klubben	4 h 44 min
19 Sep 2024	Ro Senja	Klubben	6 h 3 min
18 Sep 2024	Froy Odin	Nordskag	56 min

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

Licences

Site MAB: 5,280 tonnes

Licence	Type	Capacity	Holder
T D 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,022 t	Salmar Oppdrett AS
T D 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,022 t	Salmar Oppdrett AS
T D 0011	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,022 t	Salmar Oppdrett AS
T D 0012	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,022 t	Salmar Oppdrett AS
T D 0013	Kommersiell / matfisk-grønn bSalmon, Rainbow trout, Trout	974 t	Salmar Oppdrett AS
T G 0008	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,021 t	Salmar Oppdrett AS
T LK 0034	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Salmar Farming AS
T TN 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,021 t	Salmar Oppdrett AS
T TN 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,021 t	Salmar Oppdrett AS

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