Mohamn

Site 34057 · Dyrøy municipality · Production area 10, Andøya til Senja

Below the lice limit, week 39Operated by Salaks Produksjon AS · group unknown

0.09Adult 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

2Lice treatments in 2026Latest: Mechanical delousing, week 34, 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

4Wellboat visits in 2026by 2 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

Show as table

Adult female lice per fish per week, 2026
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	0.01	0.5	Below the limit
9	0.01	0.5	Below the limit
10	0.01	0.5	Below the limit
11	0.02	0.5	Below the limit
12	0.02	0.5	Below the limit
13	0.01	0.5	Below the limit
14	0.01	0.5	Below the limit
15	0.02	0.5	Below the limit
16	0.01	0.5	Below the limit
17	0.01	0.5	Below the limit
18	0.01	0.5	Below the limit
19	0.02	0.5	Below the limit
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	0.02	0.2	Below the limit
24	0.05	0.2	Below the limit
25	0.07	0.2	Below the limit
26	0.07	0.2	Below the limit
27	0.01	0.5	Below the limit
28	0.02	0.5	Below the limit
29	0.08	0.5	Below the limit
30	0.18	0.5	Below the limit
31	0.27	0.5	Below the limit
32	0.28	0.5	Below the limit
33	0.32	0.5	Below the limit
34	0.15	0.5	Below the limit
35	0.09	0.5	Below the limit
36	0.07	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.08	0.5	Below the limit
39	0.09	0.5	Below the limit

Earlier years

20250 of 27 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	0.01	0.5	Below the limit
2	0.07	0.5	Below the limit
3	0.02	0.5	Below the limit
4	0.15	0.5	Below the limit
5	0.01	0.5	Below the limit
6	0.11	0.5	Below the limit
7	0.01	0.5	Below the limit
8	0.08	0.5	Below the limit
9	0.04	0.5	Below the limit
10	0.04	0.5	Below the limit
11	0.00	0.5	Below the limit
12	0.04	0.5	Below the limit
13	0.01	0.5	Below the limit
14	0.03	0.5	Below the limit
15	unknown	0.5	Not reported
16	0.00	0.5	Below the limit
17	0.01	0.5	Below the limit
18	0.03	0.5	Below the limit
19	0.03	0.5	Below the limit
20	0.03	0.5	Below the limit
21	0.01	0.2	Below the limit
22	0.02	0.2	Below the limit
23	0.00	0.2	Below the limit
24	0.00	0.2	Below the limit
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	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	0.00	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.00	0.5	Below the limit
51	unknown	0.5	Reported without a count
52	0.00	0.5	Below the limit

20245 of 52 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	0.00	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	0.00	0.5	Below the limit
10	0.00	0.5	Below the limit
11	0.00	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.01	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	0.01	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	0.02	0.5	Below the limit
29	0.00	0.5	Below the limit
30	0.04	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.28	0.5	Below the limit
33	0.11	0.5	Below the limit
34	0.58	0.5	Above the limit
35	0.49	0.5	Near the limit
36	1.74	0.5	Above the limit
37	0.39	0.5	Below the limit
38	0.44	0.5	Near the limit
39	0.36	0.5	Below the limit
40	0.26	0.5	Below the limit
41	0.46	0.5	Near the limit
42	0.69	0.5	Above the limit
43	0.94	0.5	Above the limit
44	3.85	0.5	Above the limit
45	0.46	0.5	Near the limit
46	0.18	0.5	Below the limit
47	0.32	0.5	Below the limit
48	0.11	0.5	Below the limit
49	0.09	0.5	Below the limit
50	0.10	0.5	Below the limit
51	0.01	0.5	Below the limit
52	0.07	0.5	Below the limit

20230 of 9 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	0.00	0.5	Below the limit
43	0.00	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.00	0.5	Below the limit
47	unknown	0.5	Reported without a count
48	0.00	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.00	0.5	Below the limit
52	unknown	0.5	Not reported

Treatments

Norwegian Food Safety Authority

Week 34, 2026
Mechanical delousing6 pens
Week 26, 2026
Other treatment6 pens · Ferskvann med ThermoLicer
Week 46, 2024
Freshwater treatment, Thermal delousing8 pens
Week 45, 2024
Thermal delousing10 pens

Show all 8

Week 40, 2024
Thermal delousing5 pens
Week 37, 2024
Thermal delousing4 pens
Week 36, 2024
Thermal delousing3 pens
Week 47, 2023
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

4 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 Sailor	Holmen	33 h 6 min
29 Jun 2026	Grotanger	Kasteberget	11 h 16 min
28 Jun 2026	Grotanger	Kasteberget	10 h 34 min
26 Jun 2026	Grotanger	Kasteberget	9 h 19 min
30 Nov 2025	Doennland	Kokvika	1 h 32 min
29 Nov 2025	Doennland	Kokvika	8 h 52 min
28 Nov 2025	Doennland	Kokvika	1 h 48 min
26 Nov 2025	Doennland	Kokvika	2 h 17 min
25 Nov 2025	Doennland	Kokvika	1 h 15 min
24 Nov 2025	Doennland	Kokvika	1 h 4 min
17 Jun 2025	Grotanger	Rotvika	1 h 45 min
27 May 2025	Skrova	Rotvika	1 h 43 min

Show 24 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
25 May 2025	Skrova	Grænholmen	1 h 40 min
17 May 2025	Grotanger	Ånderkleiva	3 h 11 min
10 May 2025	Grotanger	Jennskarbotn	2 h 30 min
04 May 2025	Grotanger	Børøya Slaktemerd	2 h 2 min
27 Apr 2025	Skrova	Brattberg	1 h 49 min
26 Apr 2025	Skrova	Brattberg	1 h 29 min
21 Apr 2025	Grotanger	Jennskarbotn	4 h 31 min
10 Apr 2025	Grotanger	Æsøya	2 h 8 min
06 Apr 2025	Caspian	Bjørnøya	2 h 12 min
30 Mar 2025	Caspian	Juvågen	3 h 32 min
21 Mar 2025	Caspian	Brattberg	2 h 6 min
18 Mar 2025	Caspian	Alsvåg	1 h 45 min
13 Mar 2025	Caspian	Hilderkleiva	2 h 6 min
25 Feb 2025	Grotanger	Breivoll	4 h 17 min
20 Feb 2025	Caspian	Gregusvika	2 h 7 min
15 Feb 2025	Grotanger	Alsvåg	3 h 32 min
16 Nov 2024	Grotanger	Breivoll	10 h 21 min
15 Nov 2024	Grotanger	Breivoll	14 h 9 min
12 Nov 2024	Grotanger	Breivoll	12 h 12 min
11 Nov 2024	Grotanger	Breivoll	13 h 0 min
06 Nov 2024	Grotanger	Rotvika	30 h 24 min
05 Nov 2024	Grotanger	Rotvika	13 h 8 min
04 Nov 2024	Grotanger	Rotvika	14 h 21 min
03 Oct 2024	Grotanger	Brattberg	41 h 54 min

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

Licences

Site MAB: 5,980 tonnes

Licence	Type	Capacity	Holder
T B 0020	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Salaks Produksjon AS
T K 0003	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	974 t	Salaks Produksjon AS
T LV 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Salaks Produksjon AS
T SL 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Salaks Produksjon AS
T SL 0004	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Salaks Produksjon AS
T TK 0021	Undervisning / matfiskSalmon, Rainbow trout, Trout	780 t	Troms Fylkeskommune

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