Kvitskjæret

Site 35777 · Herøy i Nordland municipality · Production area 8, Helgeland til Bodø

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

0.02Adult 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

6Lice treatments in 2026Latest: Medicinal feed, 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

2Wellboat visits in 2026by 2 different vessels · latest 11 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

Show as table

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	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	0.02	0.2	Below the limit
25	0.06	0.2	Below the limit
26	0.10	0.2	Below the limit
27	0.05	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.01	0.5	Below the limit
30	unknown	0.5	Not reported
31	0.02	0.5	Below the limit
32	0.06	0.5	Below the limit
33	0.05	0.5	Below the limit
34	0.05	0.5	Below the limit
35	0.01	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.04	0.5	Below the limit
38	0.04	0.5	Below the limit
39	0.02	0.5	Below the limit

Earlier years

20251 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, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.37	0.5	Below the limit
2	0.33	0.5	Below the limit
3	0.36	0.5	Below the limit
4	0.38	0.5	Below the limit
5	0.38	0.5	Below the limit
6	0.33	0.5	Below the limit
7	0.30	0.5	Below the limit
8	0.35	0.5	Below the limit
9	0.39	0.5	Below the limit
10	0.38	0.5	Below the limit
11	0.33	0.5	Below the limit
12	0.30	0.5	Below the limit
13	0.31	0.5	Below the limit
14	0.35	0.5	Below the limit
15	0.37	0.5	Below the limit
16	0.32	0.5	Below the limit
17	0.23	0.5	Below the limit
18	0.18	0.5	Below the limit
19	0.29	0.5	Below the limit
20	0.40	0.5	Near the limit
21	0.08	0.2	Below the limit
22	0.10	0.2	Below the limit
23	0.16	0.2	Below the limit
24	0.20	0.2	Above the limit
25	0.15	0.2	Below 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

20244 of 29 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	Reported without a count
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	unknown	0.2	Not reported
24	0.06	0.2	Below the limit
25	0.16	0.2	Below the limit
26	unknown	0.2	Not reported
27	0.08	0.5	Below the limit
28	0.06	0.5	Below the limit
29	0.09	0.5	Below the limit
30	unknown	0.5	Not reported
31	0.27	0.5	Below the limit
32	0.23	0.5	Below the limit
33	0.35	0.5	Below the limit
34	0.30	0.5	Below the limit
35	0.32	0.5	Below the limit
36	0.23	0.5	Below the limit
37	0.41	0.5	Near the limit
38	0.29	0.5	Below the limit
39	0.30	0.5	Below the limit
40	0.24	0.5	Below the limit
41	0.32	0.5	Below the limit
42	0.33	0.5	Below the limit
43	unknown	0.5	Reported without a count
44	0.43	0.5	Near the limit
45	0.99	0.5	Above the limit
46	0.89	0.5	Above the limit
47	1.04	0.5	Above the limit
48	0.93	0.5	Above the limit
49	0.42	0.5	Near the limit
50	0.31	0.5	Below the limit
51	0.38	0.5	Below the limit
52	0.35	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 34, 2026
Medicinal feed2 pens · Emamectin benzoat
Week 33, 2026
Medicinal feed2 pens · Emamectin benzoat
Week 26, 2026
Medicinal feed3 pens · Emamectin benzoat
Week 25, 2026
Medicinal feed3 pens · Emamectin benzoat

Show all 10

Week 21, 2025
Mechanical delousingWhole site
Week 49, 2024
Thermal delousing4 pens
Week 38, 2024
Thermal delousingWhole site
Week 31, 2024
Medicinal feed1 pen · Emamectin benzoat
Week 25, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 24, 2024
Medicinal feed4 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

2 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 May 2026	Viknatrans	Movikodden N	1 h 26 min
18 Apr 2026	Froey Viking	Langås	3 h 3 min
09 Jul 2025	Ronja Ocean	Marøya	2 h 26 min
25 May 2025	Ronja Explorer	Marøya	2 h 24 min
25 May 2025	Ronja Ocean	Marøya	2 h 8 min
19 Apr 2025	Ronja Explorer	Marøya	3 h 0 min
17 Apr 2025	Oddoey	Grasholman	17 h 11 min
22 Mar 2025	Ronja Naeroeysund	Båsen	2 h 7 min
22 Feb 2025	Oddoey	Klipen	12 h 15 min
21 Feb 2025	Oddoey	Klipen	4 h 5 min
25 Jan 2025	Ronja Explorer	Marøya	1 h 46 min
08 Dec 2024	Ro Arctic	Melkøya	19 h 18 min

Show 5 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
23 Sep 2024	Ro Venture	Vardskjæret S	8 h 51 min
22 Sep 2024	Ro Venture	Vardskjæret S	6 h 46 min
29 Apr 2024	Ronja Explorer	Nord Gåsvær	1 h 38 min
27 Apr 2024	Ronja Explorer	Nord Gåsvær	1 h 15 min
25 Apr 2024	Ronja Explorer	Gjerdinga	1 h 41 min

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

Licences

Site MAB: 3,120 tonnes

Licence	Type	Capacity	Holder
N BL 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Sinkaberg Havbruk AS
N BL 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Sinkaberg Havbruk AS
N G 0063	Kommersiell / matfiskSalmon, Rainbow trout, Trout	538 t	Organic Seafarm AS
N G 0064	Kommersiell / matfiskSalmon, Rainbow trout, Trout	538 t	Organic Seafarm AS
N HR 0017	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Kobbvåglaks AS
N HR 0070	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Kobbvåglaks AS
N HR 0075	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,000 t	Kobbvåglaks AS
N L 0069	Kommersiell / matfiskSalmon, Rainbow trout, Trout	780 t	Organic Seafarm AS

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