Myrlandshaug

Site 11332 · Gratangen municipality · Production area 10, Andøya til Senja

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

0.08Adult 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

0Lice treatments in 2026None recorded2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

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

10Wellboat visits in 2026by 3 different vessels · latest 01 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	0.24	0.5	Below the limit
2	0.15	0.5	Below the limit
3	0.18	0.5	Below the limit
4	0.16	0.5	Below the limit
5	0.13	0.5	Below the limit
6	0.12	0.5	Below the limit
7	0.11	0.5	Below the limit
8	0.11	0.5	Below the limit
9	0.09	0.5	Below the limit
10	0.09	0.5	Below the limit
11	0.07	0.5	Below the limit
12	0.06	0.5	Below the limit
13	0.06	0.5	Below the limit
14	0.05	0.5	Below the limit
15	0.04	0.5	Below the limit
16	0.05	0.5	Below the limit
17	0.05	0.5	Below the limit
18	0.04	0.5	Below the limit
19	0.03	0.5	Below the limit
20	0.03	0.5	Below the limit
21	0.02	0.2	Below the limit
22	0.01	0.2	Below the limit
23	0.01	0.2	Below the limit
24	0.01	0.2	Below the limit
25	0.02	0.2	Below the limit
26	0.04	0.2	Below the limit
27	0.05	0.5	Below the limit
28	0.04	0.5	Below the limit
29	0.06	0.5	Below the limit
30	0.04	0.5	Below the limit
31	0.05	0.5	Below the limit
32	0.06	0.5	Below the limit
33	0.11	0.5	Below the limit
34	0.10	0.5	Below the limit
35	0.13	0.5	Below the limit
36	0.14	0.5	Below the limit
37	0.11	0.5	Below the limit
38	0.10	0.5	Below the limit
39	0.08	0.5	Below the limit

Earlier years

20250 of 39 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	0.18	0.5	Below the limit
2	0.36	0.5	Below the limit
3	0.28	0.5	Below the limit
4	0.45	0.5	Near the limit
5	unknown	0.5	Reported without a count
6	unknown	0.5	Reported without a count
7	0.48	0.5	Near the limit
8	unknown	0.5	Reported without a count
9	0.42	0.5	Near the limit
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	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	0.00	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	0.04	0.5	Below the limit
32	0.02	0.5	Below the limit
33	0.01	0.5	Below the limit
34	0.01	0.5	Below the limit
35	0.02	0.5	Below the limit
36	0.04	0.5	Below the limit
37	0.08	0.5	Below the limit
38	0.09	0.5	Below the limit
39	0.08	0.5	Below the limit
40	0.07	0.5	Below the limit
41	0.06	0.5	Below the limit
42	0.14	0.5	Below the limit
43	0.27	0.5	Below the limit
44	0.38	0.5	Below the limit
45	0.44	0.5	Near the limit
46	0.41	0.5	Near the limit
47	0.48	0.5	Near the limit
48	0.32	0.5	Below the limit
49	0.27	0.5	Below the limit
50	0.24	0.5	Below the limit
51	0.24	0.5	Below the limit
52	0.23	0.5	Below the limit

20245 of 45 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	0.14	0.5	Below the limit
2	0.30	0.5	Below the limit
3	unknown	0.5	Reported without a count
4	unknown	0.5	Reported without a count
5	0.07	0.5	Below the limit
6	0.12	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.36	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.29	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.23	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.27	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.22	0.5	Below the limit
17	0.24	0.5	Below the limit
18	0.49	0.5	Near the limit
19	0.46	0.5	Near the limit
20	0.05	0.5	Below the limit
21	0.03	0.2	Below the limit
22	0.09	0.2	Below the limit
23	0.04	0.2	Below the limit
24	0.05	0.2	Below the limit
25	0.04	0.2	Below the limit
26	0.06	0.2	Below the limit
27	0.04	0.5	Below the limit
28	0.14	0.5	Below the limit
29	0.08	0.5	Below the limit
30	0.28	0.5	Below the limit
31	0.17	0.5	Below the limit
32	0.12	0.5	Below the limit
33	0.25	0.5	Below the limit
34	0.18	0.5	Below the limit
35	0.23	0.5	Below the limit
36	0.26	0.5	Below the limit
37	0.49	0.5	Near the limit
38	0.76	0.5	Above the limit
39	1.64	0.5	Above the limit
40	0.47	0.5	Near the limit
41	0.47	0.5	Near the limit
42	0.48	0.5	Near the limit
43	1.10	0.5	Above the limit
44	1.77	0.5	Above the limit
45	1.42	0.5	Above the limit
46	0.09	0.5	Below the limit
47	0.09	0.5	Below the limit
48	0.18	0.5	Below the limit
49	0.42	0.5	Near the limit
50	0.30	0.5	Below the limit
51	0.48	0.5	Near the limit
52	0.38	0.5	Below the limit

20230 of 5 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	0.41	0.5	Near the limit
49	0.35	0.5	Below the limit
50	0.49	0.5	Near the limit
51	0.06	0.5	Below the limit
52	0.11	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 47, 2025
Freshwater treatment, Mechanical delousing2 pens
Week 34, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 1, 2025
Thermal delousingWhole site
Week 46, 2024
Thermal delousingWhole site

Show all 12

Week 40, 2024
Thermal delousing2 pens
Week 39, 2024
Thermal delousing2 pens
Week 35, 2024
Thermal delousing, Freshwater treatment4 pens
Week 34, 2024
Thermal delousing, Freshwater treatment6 pens
Week 33, 2024
Thermal delousing, Freshwater treatment2 pens
Week 20, 2024
Thermal delousing6 pens
Week 52, 2023
Medicinal feed2 pens · Emamectin benzoat
Week 50, 2023
Mechanical delousing, Thermal delousing16 pens

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

10 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
01 Sep 2026	Ro Sailor	Hagebergan	2 h 39 min
15 Aug 2026	Grotanger	Alsvåg	4 h 36 min
04 Aug 2026	Caspian	Svartskjær	2 h 18 min
29 Jul 2026	Caspian	Breivoll	7 h 35 min
18 Jul 2026	Caspian	Brattberg	1 h 45 min
11 Jul 2026	Caspian	Brattberg	6 h 18 min
04 Jul 2026	Caspian	Børøya Slaktemerd	3 h 40 min
21 Apr 2026	Grotanger	Dale	3 h 22 min
14 Apr 2026	Caspian	Brattberg	1 h 31 min
05 Apr 2026	Caspian	Kjøtta V	1 h 42 min
19 Nov 2025	Caspian	Breivoll	2 h 3 min
19 Nov 2025	Caspian	Breivoll	4 h 44 min

Show 45 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
18 Nov 2025	Caspian	Breivoll	3 h 49 min
30 Sep 2025	Doennland	Rotvika	4 h 11 min
18 Sep 2025	Doennland	Bjørnøya	2 h 6 min
17 Sep 2025	Doennland	Bjørnøya	3 h 36 min
31 Aug 2025	Doennland	Kvanntoneset	5 h 32 min
27 May 2025	Doennland	Dypingen	1 h 29 min
26 May 2025	Doennland	Dypingen	4 h 14 min
23 May 2025	Doennland	Dypingen	4 h 14 min
22 May 2025	Doennland	Dypingen	3 h 30 min
10 May 2025	Doennland	Litjevika	3 h 56 min
07 Mar 2025	Caspian	Rotvika	2 h 0 min
07 Mar 2025	Caspian	Svartskjær	5 h 0 min
05 Mar 2025	Caspian	Svartskjær	1 h 48 min
02 Mar 2025	Grotanger	Gregusvika	2 h 27 min
26 Feb 2025	Grotanger	Rotvika	2 h 32 min
19 Feb 2025	Caspian	Gregusvika	2 h 45 min
09 Feb 2025	Caspian	Dale	3 h 55 min
06 Jan 2025	Grotanger	Brattberg	17 h 23 min
05 Jan 2025	Grotanger	Brattberg	2 h 16 min
05 Jan 2025	Grotanger	Brattberg	18 h 8 min
04 Jan 2025	Grotanger	Gjervika	5 h 10 min
29 Dec 2024	Caspian	Alsvåg	2 h 21 min
07 Nov 2024	Grotanger	Mohamn	6 h 37 min
01 Nov 2024	Skrova	Bjørkvik	3 h 16 min
24 Oct 2024	Viknatrans	Breivoll	1 h 31 min
19 Oct 2024	Skrova	Brattberg	1 h 41 min
14 Oct 2024	Grotanger	Breivoll	1 h 44 min
12 Oct 2024	Grotanger	Svartskjær	9 h 15 min
07 Oct 2024	Grotanger	Rotvika	6 h 25 min
05 Oct 2024	Grotanger	Mohamn	2 h 58 min
02 Oct 2024	Grotanger	Rotvika	10 h 25 min
28 Sep 2024	Skrova	Skarvberget	2 h 34 min
25 Sep 2024	Grotanger	Holmen	12 h 27 min
22 Sep 2024	Skrova	Rotvika	4 h 57 min
09 Sep 2024	Grotanger	Brattberg	3 h 55 min
30 Aug 2024	Grotanger	Jennskarbotn	10 h 6 min
29 Aug 2024	Grotanger	Jennskarbotn	15 h 9 min
23 Aug 2024	Grotanger	Brattberg	15 h 47 min
22 Aug 2024	Grotanger	Brattberg	15 h 16 min
21 Aug 2024	Grotanger	Brattberg	16 h 51 min
17 Aug 2024	Grotanger	Alsvåg	5 h 13 min
16 Aug 2024	Grotanger	Alsvåg	8 h 41 min
15 May 2024	Grotanger	Gaukværøy	11 h 36 min
14 May 2024	Grotanger	Gaukværøy	13 h 58 min
13 May 2024	Grotanger	Gaukværøy	10 h 30 min

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

Licences

Site MAB: 5,500 tonnes

Licence	Type	Capacity	Holder
T G 0004	Kommersiell / matfiskSalmon, Rainbow trout, Trout	995 t	Gratanglaks AS
T G 0007	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	974 t	Gratanglaks AS
T G 0012	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Gratanglaks AS
T T 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,051 t	Gratanglaks AS

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