Kviteberg

Site 35997 · Kvænangen municipality · Production area 11, Kvaløya til Loppa

Below the lice limit, week 39Operated by Mowi Seawater Norway AS · group Mowi

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

3Lice treatments in 2026Latest: Mechanical delousing, week 35, 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

6Wellboat visits in 2026by 3 different vessels · latest 30 Aug 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

3Escapes reported3 salmon, December 2024Since 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	0.00	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	0.04	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.06	0.5	Below the limit
34	0.11	0.5	Below the limit
35	0.16	0.5	Below the limit
36	0.05	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.16	0.5	Below the limit
39	0.21	0.5	Below the limit

Earlier years

20251 of 42 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	0.24	0.5	Below the limit
2	0.27	0.5	Below the limit
3	0.05	0.5	Below the limit
4	0.18	0.5	Below the limit
5	0.11	0.5	Below the limit
6	0.16	0.5	Below the limit
7	0.18	0.5	Below the limit
8	0.07	0.5	Below the limit
9	0.01	0.5	Below the limit
10	0.05	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.05	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.08	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.11	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.13	0.5	Below the limit
19	0.13	0.5	Below the limit
20	0.13	0.5	Below the limit
21	0.16	0.2	Below the limit
22	0.01	0.2	Below the limit
23	0.04	0.2	Below the limit
24	0.03	0.2	Below the limit
25	0.06	0.2	Below the limit
26	0.04	0.2	Below the limit
27	0.05	0.5	Below the limit
28	0.06	0.5	Below the limit
29	0.09	0.5	Below the limit
30	0.06	0.5	Below the limit
31	0.07	0.5	Below the limit
32	0.34	0.5	Below the limit
33	0.06	0.5	Below the limit
34	0.19	0.5	Below the limit
35	0.28	0.5	Below the limit
36	0.40	0.5	Near the limit
37	0.04	0.5	Below the limit
38	0.28	0.5	Below the limit
39	0.59	0.5	Above the limit
40	0.20	0.5	Below the limit
41	0.49	0.5	Near the limit
42	0.39	0.5	Below the limit
43	0.09	0.5	Below the limit
44	0.23	0.5	Below the limit
45	0.33	0.5	Below the limit
46	0.34	0.5	Below the limit
47	unknown	0.5	Reported without a count
48	unknown	0.5	Reported without a count
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 31 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	0.00	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.02	0.5	Below the limit
33	0.10	0.5	Below the limit
34	0.05	0.5	Below the limit
35	0.10	0.5	Below the limit
36	0.15	0.5	Below the limit
37	0.17	0.5	Below the limit
38	0.03	0.5	Below the limit
39	0.18	0.5	Below the limit
40	0.62	0.5	Above the limit
41	0.73	0.5	Above the limit
42	0.06	0.5	Below the limit
43	0.18	0.5	Below the limit
44	0.11	0.5	Below the limit
45	0.46	0.5	Near the limit
46	0.93	0.5	Above the limit
47	0.24	0.5	Below the limit
48	unknown	0.5	Reported without a count
49	0.55	0.5	Above the limit
50	0.46	0.5	Near the limit
51	0.09	0.5	Below the limit
52	0.23	0.5	Below the limit

20230 of 10 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	0.14	0.5	Below the limit
41	0.29	0.5	Below the limit
42	0.10	0.5	Below the limit
43	0.10	0.5	Below the limit
44	0.16	0.5	Below the limit
45	0.17	0.5	Below the limit
46	0.18	0.5	Below the limit
47	0.12	0.5	Below the limit
48	0.07	0.5	Below the limit
49	0.16	0.5	Below the limit
50	unknown	0.5	Reported without a count
51	unknown	0.5	Reported without a count
52	unknown	0.5	Reported without a count

Treatments

Norwegian Food Safety Authority

Week 35, 2026
Mechanical delousing3 pens
Week 29, 2026
Medicinal feedEmamectin benzoat
Week 28, 2026
Medicinal feedEmamectin benzoat
Week 43, 2025
Thermal delousing3 pens

Show all 25

Week 42, 2025
Thermal delousing3 pens
Week 40, 2025
Thermal delousingWhole site
Week 37, 2025
Thermal delousing4 pens
Week 36, 2025
Thermal delousing5 pens
Week 33, 2025
Thermal delousing8 pens
Week 22, 2025
Thermal delousing9 pens
Week 9, 2025
Thermal delousing3 pens
Week 8, 2025
Thermal delousing8 pens
Week 3, 2025
Thermal delousingWhole site
Week 51, 2024
Mechanical delousing2 pens
Week 49, 2024
Mechanical delousing9 pens
Week 47, 2024
Mechanical delousing6 pens
Week 42, 2024
Medicinal bath, Thermal delousing9 pens · Azamethiphos
Week 39, 2024
Mechanical delousing8 pens
Week 38, 2024
Thermal delousing2 pens
Week 31, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 30, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 46, 2023
Medicinal bath6 pens · Azamethiphos
Week 43, 2023
Mechanical delousing5 pens
Week 42, 2023
Mechanical delousing4 pens
Week 40, 2023
Mechanical delousing1 pen

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

31 Dec 2024
3 salmon escapedCause: Ikke fastslått · recaptured 1 · Directorate of Fisheries
20 Dec 2024
13 salmon escapedCause: Det er ikke kjent hva som er årsaken til hendelsen, men det ble observert to hull nede mot spissen av nota da vi kjørte en ROV-inspeksjon av nota etter at vi fikk mistanke om at en rømming kunne ha skjedd. · recaptured 1 · Directorate of Fisheries
30 May 2023
10 salmon escapedCause: Det ble observert ved plutselig væromslag at trossene på Brønnbåt slet seg og båten driftet fra merden slik at losserør havnet på utsiden av merd 1 og 2. · recaptured 1 · Directorate of Fisheries

Wellboat visits

6 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 Heroy	Rakkenes	12 h 37 min
29 Aug 2026	Ronja Heroy	Rakkenes	12 h 19 min
09 May 2026	Ronja Havsoy	Karvika	57 min
08 May 2026	Ronja Havsoy	Karvika	1 h 13 min
08 May 2026	Faeroeysund	Breivika	1 h 16 min
05 May 2026	Faeroeysund	Breivika	2 h 27 min
17 Nov 2025	Ronja Havsoy	Hestøy	2 h 18 min
15 Nov 2025	Ro North	Hestøy	2 h 34 min
28 Oct 2025	Ro Sailor	Skaret	3 h 2 min
21 Oct 2025	Ro Master	Holmen	3 h 46 min
21 Oct 2025	Ronja Boroy	Skjervøy	27 h 5 min
20 Oct 2025	Ronja Boroy	Skjervøy	6 h 36 min

Show 40 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
14 Oct 2025	Ro Master	Skjervøy	2 h 3 min
05 Oct 2025	Ro North	Digermulen	10 h 19 min
04 Oct 2025	Ro North	Digermulen	2 h 44 min
02 Oct 2025	Ronja Boroy	Hundbergan	26 h 53 min
29 Sep 2025	Ronja Boroy	Hundbergan	51 h 46 min
07 Sep 2025	Ro North	Børøya Slaktemerd	42 h 6 min
06 Sep 2025	Ro North	Børøya Slaktemerd	3 h 23 min
18 Aug 2025	Ro Spirit	Klubben	3 h 18 min
11 Aug 2025	Ronja Boroy	Svartberget	52 h 35 min
15 Jul 2025	Ronja Havsoy	Svartberget	5 h 12 min
15 Jul 2025	Ronja Havsoy	Svartberget	3 h 41 min
15 Jul 2025	Ronja Havsoy	Svartberget	2 h 49 min
14 Jul 2025	Ronja Havsoy	Svartberget	3 h 58 min
14 Jul 2025	Ronja Havsoy	Svartberget	5 h 43 min
14 Jul 2025	Ronja Havsoy	Svartberget	1 h 5 min
13 Jul 2025	Ronja Havsoy	Svartberget	7 h 18 min
13 Jul 2025	Ronja Havsoy	Svartberget	4 h 46 min
12 Jul 2025	Ronja Havsoy	Svartberget	4 h 7 min
12 Jul 2025	Ronja Havsoy	Klubben	4 h 39 min
29 May 2025	Ro North	Storelva	13 h 30 min
28 May 2025	Ro North	Storelva	5 h 49 min
08 Dec 2024	Ronja Heroy	Matvika	2 h 51 min
07 Dec 2024	Ronja Heroy	Matvika	6 h 0 min
06 Dec 2024	Ronja Heroy	Matvika	8 h 15 min
21 Nov 2024	Froy Jarl	Storvika V	9 h 47 min
20 Nov 2024	Froy Jarl	Storvika V	17 h 2 min
19 Nov 2024	Froy Jarl	Storvika V	8 h 22 min
18 Oct 2024	Ronja Maloy	Skjervøy	2 h 41 min
17 Oct 2024	Ronja Maloy	Skjervøy	2 h 23 min
16 Oct 2024	Ronja Maloy	Skjervøy	7 h 34 min
15 Oct 2024	Ronja Maloy	Skjervøy	3 h 52 min
13 Oct 2024	Ronja Maloy	Skjervøy	33 h 38 min
28 Sep 2024	Ronja Heroy	Storvika V	5 h 55 min
17 Sep 2024	Ronja Maloy	Langskjæran	25 h 46 min
06 Jun 2024	Ronja Havsoy	no other farm	3 h 8 min
29 May 2024	Ronja Havsoy	no other farm	3 h 12 min
25 May 2024	Ronja Havsoy	Steinflesa	10 h 2 min
24 May 2024	Ronja Havsoy	Steinflesa	43 min
19 May 2024	Ronja Havsoy	Steinflesa	5 h 1 min
16 May 2024	Ronja Havsoy	Steinflesa	50 min

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

Licences

Site MAB: 3,600 tonnes

Licence	Type	Capacity	Holder
T KN 0006	Kommersiell / matfisk - (5% mtb økning)Salmon, Rainbow trout, Trout	1,116 t	Mowi Seawater Norway AS
T KN 0012	Kommersiell / matfisk - (5% mtb økning)Salmon, Rainbow trout, Trout	1,117 t	Mowi Seawater Norway AS
T KN 0015	Kommersiell / matfisk - (5% mtb økning)Salmon, Rainbow trout, Trout	1,117 t	Mowi Seawater Norway AS
T KN 0019	Kommersiell / matfisk - (5% mtb økning)Salmon, Rainbow trout, Trout	1,117 t	Mowi Seawater Norway AS

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