Reinsnesøya

Site 33477 · Sortland municipality · Production area 9, Vestfjorden og Vesterålen

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

0.21Adult 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 21 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Medicinal feed, week 31, 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

10Wellboat visits in 2026by 3 different vessels · latest 16 May 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	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	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	0.01	0.2	Below the limit
26	0.00	0.2	Below the limit
27	0.01	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.01	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.04	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.10	0.5	Below the limit
34	0.10	0.5	Below the limit
35	0.00	0.5	Below the limit
36	0.15	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.07	0.5	Below the limit
39	0.21	0.5	Below the limit

Earlier years

20250 of 51 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	0.23	0.5	Below the limit
3	0.34	0.5	Below the limit
4	0.27	0.5	Below the limit
5	0.32	0.5	Below the limit
6	0.37	0.5	Below the limit
7	0.29	0.5	Below the limit
8	0.38	0.5	Below the limit
9	0.35	0.5	Below the limit
10	0.35	0.5	Below the limit
11	0.20	0.5	Below the limit
12	0.33	0.5	Below the limit
13	0.32	0.5	Below the limit
14	0.32	0.5	Below the limit
15	0.41	0.5	Near the limit
16	0.38	0.5	Below the limit
17	0.28	0.5	Below the limit
18	0.42	0.5	Near the limit
19	0.19	0.5	Below the limit
20	0.10	0.5	Below the limit
21	0.07	0.2	Below the limit
22	0.05	0.2	Below the limit
23	0.01	0.2	Below the limit
24	0.03	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	0.17	0.5	Below the limit
29	0.14	0.5	Below the limit
30	0.13	0.5	Below the limit
31	0.07	0.5	Below the limit
32	0.13	0.5	Below the limit
33	0.22	0.5	Below the limit
34	0.15	0.5	Below the limit
35	0.40	0.5	Near the limit
36	0.45	0.5	Near the limit
37	0.13	0.5	Below the limit
38	0.33	0.5	Below the limit
39	0.20	0.5	Below the limit
40	0.28	0.5	Below the limit
41	0.07	0.5	Below the limit
42	0.17	0.5	Below the limit
43	0.33	0.5	Below the limit
44	0.47	0.5	Near the limit
45	0.40	0.5	Near the limit
46	0.25	0.5	Below the limit
47	0.15	0.5	Below the limit
48	0.30	0.5	Below the limit
49	0.15	0.5	Below the limit
50	0.15	0.5	Below the limit
51	0.40	0.5	Near the limit
52	unknown	0.5	Not reported

20241 of 32 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	unknown	0.5	Not reported
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	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	0.03	0.5	Below the limit
30	0.01	0.5	Below the limit
31	0.03	0.5	Below the limit
32	0.10	0.5	Below the limit
33	0.47	0.5	Near the limit
34	0.76	0.5	Above the limit
35	0.05	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.14	0.5	Below the limit
38	0.23	0.5	Below the limit
39	0.21	0.5	Below the limit
40	0.30	0.5	Below the limit
41	0.28	0.5	Below the limit
42	0.34	0.5	Below the limit
43	0.45	0.5	Near the limit
44	0.49	0.5	Near the limit
45	0.04	0.5	Below the limit
46	0.05	0.5	Below the limit
47	0.09	0.5	Below the limit
48	0.07	0.5	Below the limit
49	0.12	0.5	Below the limit
50	0.08	0.5	Below the limit
51	0.07	0.5	Below the limit
52	0.21	0.5	Below the limit

20230 of 3 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	0.40	0.5	Near the limit
42	0.00	0.5	Below the limit
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

Treatments

Norwegian Food Safety Authority

Week 31, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 37, 2025
Thermal delousing4 pens
Week 36, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 35, 2024
Medicinal feed, Medicinal bathWhole site · Emamectin benzoat · Azamethiphos

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
16 May 2026	Rohav	Svindalen I	57 min
11 May 2026	Ro Master	Holmen	3 h 21 min
07 May 2026	Ro Master	Holmen	2 h 0 min
03 May 2026	Rohav	Rindarøy	1 h 53 min
03 May 2026	Ro Master	Holmen	4 h 42 min
02 May 2026	Rohav	Rindarøy	3 h 14 min
01 May 2026	Rohav	Rindarøy	3 h 26 min
01 Jan 2026	Ro Sailor	Holmen	5 h 11 min
31 Dec 2025	Ro Sailor	Holmen	1 h 59 min
30 Dec 2025	Ro Sailor	Holmen	3 h 20 min
26 Dec 2025	Ro Sailor	Holmen	2 h 20 min
14 Dec 2025	Ro Sailor	Holmen	2 h 58 min

Show 27 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
16 Oct 2025	Ro Master	Børøya Slaktemerd	1 h 52 min
15 Sep 2025	Ro Spirit	Holmen	1 h 28 min
14 Sep 2025	Ro Spirit	Alsvåg	2 h 51 min
09 Sep 2025	Ro Sailor	Holmen	2 h 24 min
07 Sep 2025	Ro Spirit	Lønskog	1 h 51 min
07 Sep 2025	Ro Spirit	Lønskog	2 h 15 min
31 Aug 2025	Ro Spirit	Alsvåg	2 h 22 min
19 Aug 2025	Harald Martin	Finnkjerka	1 h 46 min
15 Aug 2025	Grotanger	Durmålsvika	4 h 32 min
07 Aug 2025	Ro Arctic	Brattberg	2 h 10 min
30 Jul 2025	Ro Fortune	Holmen	2 h 45 min
26 Jul 2025	Ro Arctic	Svindalen I	4 h 3 min
26 Jul 2025	Ro Arctic	Svindalen I	1 h 0 min
22 Jul 2025	Ro Arctic	Svindalen I	2 h 59 min
11 May 2025	Ro Fortune	Kvenbukta V	1 h 29 min
09 Nov 2024	Ro Arctic	Holmen	37 h 8 min
30 Aug 2024	Ro Sailor	Holmen	25 h 46 min
29 Aug 2024	Ro Sailor	Holmen	13 h 49 min
13 Jul 2024	Robas	Skjervøy V	2 h 16 min
12 Jul 2024	Robas	Skjervøy V	42 min
07 Jul 2024	Robas	Gjerset V	1 h 23 min
19 Jun 2024	Robas	Nord Gåsvær	2 h 57 min
17 Jun 2024	Robas	Nord Gåsvær	2 h 11 min
17 Jun 2024	Robas	Nord Gåsvær	35 min
15 Jun 2024	Robas	Nord Gåsvær	3 h 22 min
13 Jun 2024	Robas	Nord Gåsvær	3 h 47 min
20 May 2024	Ro Master	Haukøya Ø	57 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
Nordland Fylkeskommune	Week 40, 2023	Week 42, 2023
Holmøy Havbruk AS	Week 21, 2024	Week 39, 2026

Source: Norwegian Food Safety Authority (organisation number on each lice report)

Licences

Site MAB: 5,500 tonnes

Licence	Type	Capacity	Holder
N H 0020	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,003 t	Holmøy Havbruk AS
N H 0032	Undervisning / matfiskSalmon, Rainbow trout, Trout	780 t	Nordland Fylkeskommune
N SO 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,003 t	Holmøy Havbruk AS
N SO 0027	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,003 t	Holmøy Havbruk AS
N SO 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,066 t	Holmøy Havbruk AS
N VV 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,003 t	Holmøy Havbruk AS
N Ø 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,005 t	Holmøy Havbruk AS

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