Årberg

Site 11364 · Senja municipality · Production area 10, Andøya til Senja

Below the lice limit, week 39Operated by Flakstadvåg Laks AS · group unknown

0.01Adult 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 38 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

2Lice treatments in 2026Latest: Other treatment, week 30, 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

12Wellboat visits in 2026by 1 vessel · latest 11 Sep 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	Not reported
2	0.04	0.5	Below the limit
3	0.03	0.5	Below the limit
4	0.04	0.5	Below the limit
5	0.02	0.5	Below the limit
6	0.02	0.5	Below the limit
7	0.02	0.5	Below the limit
8	0.02	0.5	Below the limit
9	0.02	0.5	Below the limit
10	0.01	0.5	Below the limit
11	0.03	0.5	Below the limit
12	0.01	0.5	Below the limit
13	0.01	0.5	Below the limit
14	0.01	0.5	Below the limit
15	0.01	0.5	Below the limit
16	0.04	0.5	Below the limit
17	0.01	0.5	Below the limit
18	0.01	0.5	Below the limit
19	0.01	0.5	Below the limit
20	0.02	0.5	Below the limit
21	0.02	0.2	Below the limit
22	0.03	0.2	Below the limit
23	0.04	0.2	Below the limit
24	0.07	0.2	Below the limit
25	0.07	0.2	Below the limit
26	0.12	0.2	Below the limit
27	0.14	0.5	Below the limit
28	0.13	0.5	Below the limit
29	0.10	0.5	Below the limit
30	0.06	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.03	0.5	Below the limit
33	0.08	0.5	Below the limit
34	0.17	0.5	Below the limit
35	0.22	0.5	Below the limit
36	0.26	0.5	Below the limit
37	0.17	0.5	Below the limit
38	0.03	0.5	Below the limit
39	0.01	0.5	Below the limit

Earlier years

20250 of 19 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	0.03	0.5	Below the limit
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	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	0.00	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.05	0.5	Below the limit
40	0.06	0.5	Below the limit
41	0.22	0.5	Below the limit
42	0.23	0.5	Below the limit
43	0.21	0.5	Below the limit
44	0.13	0.5	Below the limit
45	0.34	0.5	Below the limit
46	0.35	0.5	Below the limit
47	0.33	0.5	Below the limit
48	0.27	0.5	Below the limit
49	0.12	0.5	Below the limit
50	0.06	0.5	Below the limit
51	0.05	0.5	Below the limit
52	0.03	0.5	Below the limit

20240 of 25 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	0.03	0.5	Below the limit
2	0.05	0.5	Below the limit
3	0.08	0.5	Below the limit
4	0.11	0.5	Below the limit
5	0.04	0.5	Below the limit
6	0.13	0.5	Below the limit
7	0.03	0.5	Below the limit
8	0.10	0.5	Below the limit
9	0.06	0.5	Below the limit
10	0.07	0.5	Below the limit
11	0.05	0.5	Below the limit
12	0.04	0.5	Below the limit
13	0.01	0.5	Below the limit
14	0.02	0.5	Below the limit
15	0.04	0.5	Below the limit
16	0.03	0.5	Below the limit
17	0.03	0.5	Below the limit
18	0.03	0.5	Below the limit
19	0.03	0.5	Below the limit
20	0.08	0.5	Below the limit
21	0.07	0.2	Below the limit
22	0.08	0.2	Below the limit
23	0.07	0.2	Below the limit
24	0.07	0.2	Below the limit
25	0.03	0.2	Below the limit
26	unknown	0.2	Reported without a count
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	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	Not reported
51	unknown	0.5	Not reported
52	unknown	0.5	Not reported

20230 of 4 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	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	0.10	0.5	Below the limit
50	0.05	0.5	Below the limit
51	0.04	0.5	Below the limit
52	0.05	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 30, 2026
Other treatment4 pens · Kombibehandling
Week 29, 2026
Other treatment3 pens · Kombibehandling
Week 49, 2025
Freshwater treatment7 pens
Week 46, 2025
Medicinal feed1 pen · Emamektin

Show all 8

Week 45, 2025
Medicinal feed1 pen · Emamectin benzoat
Week 43, 2025
Medicinal feed2 pens · Emamectin benzoat
Week 42, 2025
Medicinal feed6 pens · Emamectin benzoat
Week 41, 2025
Medicinal feed6 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

12 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
11 Sep 2026	Grotanger	Holmen	10 h 47 min
10 Sep 2026	Grotanger	Holmen	9 h 56 min
24 Jul 2026	Grotanger	Breivoll	13 h 6 min
23 Jul 2026	Grotanger	Breivoll	11 h 28 min
22 Jul 2026	Grotanger	Breivoll	3 h 3 min
22 Jul 2026	Grotanger	Breivoll	4 h 25 min
21 Jul 2026	Grotanger	Breivoll	16 h 43 min
20 Jul 2026	Grotanger	Breivoll	6 h 28 min
19 Jul 2026	Grotanger	Breivoll	19 h 47 min
18 Jul 2026	Grotanger	Breivoll	10 h 11 min
15 Jul 2026	Grotanger	Brattberg	13 h 42 min
14 Jul 2026	Grotanger	Brattberg	14 h 2 min

Show 17 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
04 Oct 2025	Doennland	Myrlandshaug	5 h 8 min
08 Sep 2025	Doennland	Vengsøy	2 h 51 min
27 Aug 2025	Doennland	Soløya	1 h 35 min
26 Aug 2025	Doennland	Soløya	3 h 47 min
29 Jun 2024	Skrova	Soløya	2 h 1 min
23 Jun 2024	Skrova	Skarvberget	1 h 29 min
15 Jun 2024	Skrova	Soløya	4 h 7 min
08 Jun 2024	Skrova	Kråkåsen	1 h 48 min
31 May 2024	Skrova	Soløya	4 h 17 min
25 May 2024	Skrova	Flakstadvåg Havn	3 h 25 min
18 May 2024	Skrova	Soløya	1 h 6 min
18 May 2024	Grotanger	Myrlandshaug	4 h 46 min
11 May 2024	Skrova	Flakstadvåg Havn	2 h 2 min
11 May 2024	Skrova	Flakstadvåg Havn	1 h 10 min
04 May 2024	Skrova	Stabben	2 h 20 min
26 Apr 2024	Skrova	no other farm	3 h 40 min
06 Jan 2024	Skrova	Alsvåg	3 h 31 min

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

Licences

Site MAB: 4,500 tonnes

Licence	Type	Capacity	Holder
T BG 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Flakstadvåg Laks AS
T BG 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Flakstadvåg Laks AS
T TK 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Flakstadvåg Laks AS
T TK 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Flakstadvåg Laks AS
T TK 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,224 t	Flakstadvåg Laks AS
T TN 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Flakstadvåg Laks AS

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