Reinvika

Site 31777 · Sørfold municipality · Production area 9, Vestfjorden og Vesterålen

Below the lice limit, week 39Operated by Mowi ASA · group Mowi

Broodstock site: the limit may differ from the general one.

0.33Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Weeks above the limit in 2026of 39 weeks with a count · broodstock: limit may differCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

8Lice treatments in 2026Latest: Mechanical delousing, week 38, 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 7 different vessels · latest 30 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. Broodstock site: the limit may differ from the general one.

2026

Source: Norwegian Food Safety Authority, weekly lice counts reported by the companies · Limit: Regulation on sea lice control § 8 · Updated 01 Oct 2026Broodstock site: the limit may differ from the general one.

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Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.21	0.5	Below the limit
2	0.08	0.5	Below the limit
3	0.08	0.5	Below the limit
4	0.08	0.5	Below the limit
5	0.11	0.5	Below the limit
6	0.14	0.5	Below the limit
7	0.11	0.5	Below the limit
8	0.09	0.5	Below the limit
9	0.16	0.5	Below the limit
10	0.20	0.5	Below the limit
11	0.14	0.5	Below the limit
12	0.14	0.5	Below the limit
13	0.26	0.5	Below the limit
14	0.25	0.5	Below the limit
15	0.03	0.5	Below the limit
16	0.10	0.5	Below the limit
17	0.07	0.5	Below the limit
18	0.03	0.5	Below the limit
19	0.16	0.5	Below the limit
20	0.12	0.5	Below the limit
21	0.02	0.2	Below the limit
22	0.05	0.2	Below the limit
23	0.02	0.2	Below the limit
24	0.04	0.2	Below the limit
25	0.11	0.2	Below the limit
26	0.15	0.2	Below the limit
27	0.20	0.5	Below the limit
28	0.26	0.5	Below the limit
29	0.04	0.5	Below the limit
30	0.09	0.5	Below the limit
31	0.18	0.5	Below the limit
32	0.07	0.5	Below the limit
33	0.21	0.5	Below the limit
34	0.19	0.5	Below the limit
35	0.18	0.5	Below the limit
36	0.55	0.5	Above the limit
37	0.43	0.5	Near the limit
38	0.17	0.5	Below the limit
39	0.33	0.5	Below the limit

Earlier years

20250 of 31 weeks with a count above the limit

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Adult female lice per fish per week, 2025
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	unknown	0.2	Not reported
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	0.02	0.5	Below the limit
30	0.01	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.00	0.5	Below the limit
34	0.01	0.5	Below the limit
35	0.06	0.5	Below the limit
36	0.09	0.5	Below the limit
37	0.18	0.5	Below the limit
38	0.13	0.5	Below the limit
39	0.10	0.5	Below the limit
40	0.14	0.5	Below the limit
41	0.34	0.5	Below the limit
42	0.45	0.5	Near the limit
43	0.49	0.5	Near the limit
44	0.04	0.5	Below the limit
45	0.15	0.5	Below the limit
46	0.12	0.5	Below the limit
47	0.13	0.5	Below the limit
48	0.09	0.5	Below the limit
49	0.14	0.5	Below the limit
50	0.09	0.5	Below the limit
51	0.21	0.5	Below the limit
52	0.25	0.5	Below the limit

20243 of 21 weeks with a count above the limit

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Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.26	0.5	Below the limit
2	0.35	0.5	Below the limit
3	0.60	0.5	Above the limit
4	0.98	0.5	Above the limit
5	unknown	0.5	Reported without a count
6	0.02	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.01	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	unknown	0.5	Reported without a count
13	0.07	0.5	Below the limit
14	unknown	0.5	Reported without a count
15	0.00	0.5	Below the limit
16	0.02	0.5	Below the limit
17	0.03	0.5	Below the limit
18	0.00	0.5	Below the limit
19	0.04	0.5	Below the limit
20	0.01	0.5	Below the limit
21	0.03	0.2	Below the limit
22	0.04	0.2	Below the limit
23	0.03	0.2	Below the limit
24	0.08	0.2	Below the limit
25	0.42	0.2	Above the limit
26	unknown	0.2	Reported without a count
27	unknown	0.5	Reported without a count
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 13 weeks with a count above the limit (data from week 40)

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Adult female lice per fish per week, 2023
Week	Adult female lice per fish	Lice limit	Status
40	0.19	0.5	Below the limit
41	0.24	0.5	Below the limit
42	0.20	0.5	Below the limit
43	0.05	0.5	Below the limit
44	0.04	0.5	Below the limit
45	0.02	0.5	Below the limit
46	0.08	0.5	Below the limit
47	0.26	0.5	Below the limit
48	0.13	0.5	Below the limit
49	0.25	0.5	Below the limit
50	0.25	0.5	Below the limit
51	0.31	0.5	Below the limit
52	0.42	0.5	Near the limit

Treatments

Norwegian Food Safety Authority

Week 38, 2026
Mechanical delousingWhole site
Week 36, 2026
Thermal delousing4 pens
Week 32, 2026
Mechanical delousingWhole site
Week 29, 2026
Mechanical delousingWhole site

Show all 14

Week 20, 2026
Thermal delousing4 pens
Week 15, 2026
Thermal delousing5 pens
Week 2, 2026
Thermal delousing7 pens
Week 50, 2025
Thermal delousingWhole site
Week 44, 2025
Thermal delousingWhole site
Week 30, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 29, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 5, 2024
Medicinal bathWhole site · Imidakloprid
Week 42, 2023
Medicinal bathWhole site · Azamethiphos
Week 40, 2023
Mechanical delousingWhole site

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
30 Aug 2026	Ronja Boroy	Buktodden Nø	23 h 20 min
28 Aug 2026	Ro Master	Holmen	2 h 28 min
13 Aug 2026	Faeroeysund	Hestøy	14 h 18 min
04 Aug 2026	Inter Fjord	Nordfugløy	3 h 10 min
17 Jun 2026	Ronja Heroy	Storvika	7 h 41 min
07 Jun 2026	Ronja Havsoy	Hestøy	2 h 29 min
13 May 2026	Ro North	Hestøy	16 h 52 min
11 May 2026	Ro North	Svinvær	2 h 20 min
08 Apr 2026	Ro North	Hestøy	7 h 19 min
07 Apr 2026	Ro North	Hestøy	13 h 12 min
05 Apr 2026	Ro North	Hestøy	1 h 46 min
27 Mar 2026	Ro North	Tårnvika	1 h 29 min

Show 22 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
12 Jan 2026	Ro North	Skarvhammaren	6 h 9 min
10 Jan 2026	Ro North	Skarvhammaren	10 h 53 min
08 Jan 2026	Ro North	Skarvhammaren	14 h 4 min
14 Dec 2025	Ro North	Tårnvika	4 h 8 min
29 Oct 2025	Ro North	Langskjæran	18 h 23 min
30 May 2025	Ronja Havsoy	Hundbergan	3 h 14 min
28 May 2025	Ronja Havsoy	Hundbergan	1 h 20 min
26 May 2025	Ronja Havsoy	Hundbergan	1 h 40 min
23 May 2025	Ronja Havsoy	Hundbergan	3 h 24 min
02 Jul 2024	Ro Master	Hendneset	2 h 18 min
18 Jun 2024	Ro Sailor	Hestøy	2 h 15 min
17 Jun 2024	Froy Jarl	Indre Skjervøy	1 h 35 min
17 Jun 2024	Froy Jarl	Indre Skjervøy	1 h 51 min
11 Jun 2024	Rohav	Forså	2 h 23 min
03 Jun 2024	Rohav	Forså	1 h 36 min
27 May 2024	Rohav	Forså	2 h 2 min
23 May 2024	Froy Jarl	Nordskag	1 h 29 min
03 Feb 2024	Ro North	Langskjæran	6 h 21 min
03 Feb 2024	Ro North	Langskjæran	1 h 40 min
02 Feb 2024	Ro North	Langskjæran	6 h 15 min
31 Jan 2024	Ro North	Langskjæran	11 h 24 min
30 Jan 2024	Ro North	Langskjæran	3 h 49 min

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

Licences

Site MAB: 1,560 tonnes

Licence	Type	Capacity	Holder
N B 0047	Kommersiell / stamfiskSalmon	780 t	Mowi ASA
N SF 0019	Kommersiell / stamfiskSalmon	780 t	Mowi ASA
N SF 0020	Kommersiell / stamfiskSalmon	780 t	Mowi ASA

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