Hjellberget

Site 10808 · Kvænangen municipality · Production area 11, Kvaløya til Loppa

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

0.41Adult female lice per fishLimit 0.50 · near 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

4Lice 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

8Wellboat visits in 2026by 2 different vessels · latest 25 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.

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	0.04	0.5	Below the limit
2	0.02	0.5	Below the limit
3	0.08	0.5	Below the limit
4	0.09	0.5	Below the limit
5	0.06	0.5	Below the limit
6	0.02	0.5	Below the limit
7	0.06	0.5	Below the limit
8	0.05	0.5	Below the limit
9	0.04	0.5	Below the limit
10	0.00	0.5	Below the limit
11	0.05	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.05	0.5	Below the limit
14	0.04	0.5	Below the limit
15	0.04	0.5	Below the limit
16	0.03	0.5	Below the limit
17	0.03	0.5	Below the limit
18	0.03	0.5	Below the limit
19	0.04	0.5	Below the limit
20	0.02	0.5	Below the limit
21	0.01	0.2	Below the limit
22	0.03	0.2	Below the limit
23	0.03	0.2	Below the limit
24	0.04	0.2	Below the limit
25	0.04	0.2	Below the limit
26	0.00	0.2	Below the limit
27	0.00	0.5	Below the limit
28	0.02	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.04	0.5	Below the limit
31	0.17	0.5	Below the limit
32	0.32	0.5	Below the limit
33	0.08	0.5	Below the limit
34	0.31	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.02	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.13	0.5	Below the limit
39	0.41	0.5	Near the limit

Earlier years

20250 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, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.48	0.5	Near the limit
2	0.42	0.5	Near the limit
3	0.25	0.5	Below the limit
4	0.12	0.5	Below the limit
5	0.20	0.5	Below the limit
6	0.18	0.5	Below the limit
7	0.18	0.5	Below the limit
8	0.15	0.5	Below the limit
9	0.16	0.5	Below the limit
10	0.16	0.5	Below the limit
11	0.14	0.5	Below the limit
12	0.13	0.5	Below the limit
13	unknown	0.5	Reported without a count
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	unknown	0.2	Not reported
23	unknown	0.2	Not reported
24	unknown	0.2	Not reported
25	unknown	0.2	Not reported
26	unknown	0.2	Not reported
27	unknown	0.5	Not reported
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	0.00	0.5	Below the limit
34	0.00	0.5	Below the limit
35	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.13	0.5	Below the limit
38	0.14	0.5	Below the limit
39	0.19	0.5	Below the limit
40	0.18	0.5	Below the limit
41	0.01	0.5	Below the limit
42	0.01	0.5	Below the limit
43	0.03	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.03	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.07	0.5	Below the limit
48	0.11	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.01	0.5	Below the limit
51	0.02	0.5	Below the limit
52	0.04	0.5	Below the limit

20247 of 43 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	0.01	0.5	Below the limit
2	0.00	0.5	Below the limit
3	unknown	0.5	Reported without a count
4	0.01	0.5	Below the limit
5	unknown	0.5	Reported without a count
6	0.03	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.01	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.02	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.03	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.00	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.01	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.01	0.5	Below the limit
19	unknown	0.5	Reported without a count
20	0.01	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	0.01	0.2	Below the limit
27	0.00	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.04	0.5	Below the limit
30	0.13	0.5	Below the limit
31	0.13	0.5	Below the limit
32	0.08	0.5	Below the limit
33	0.99	0.5	Above the limit
34	0.04	0.5	Below the limit
35	0.30	0.5	Below the limit
36	0.28	0.5	Below the limit
37	0.48	0.5	Near the limit
38	1.99	0.5	Above the limit
39	3.63	0.5	Above the limit
40	6.55	0.5	Above the limit
41	0.25	0.5	Below the limit
42	0.31	0.5	Below the limit
43	0.46	0.5	Near the limit
44	0.49	0.5	Near the limit
45	0.47	0.5	Near the limit
46	0.04	0.5	Below the limit
47	0.47	0.5	Near the limit
48	1.66	0.5	Above the limit
49	1.67	0.5	Above the limit
50	1.68	0.5	Above the limit
51	0.34	0.5	Below the limit
52	0.49	0.5	Near the limit

20230 of 13 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	0.00	0.5	Below the limit
42	0.00	0.5	Below the limit
43	0.01	0.5	Below the limit
44	0.01	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.00	0.5	Below the limit
47	0.01	0.5	Below the limit
48	0.02	0.5	Below the limit
49	0.01	0.5	Below the limit
50	0.01	0.5	Below the limit
51	0.02	0.5	Below the limit
52	0.01	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 35, 2026
Mechanical delousingWhole site
Week 33, 2026
Thermal delousing7 pens
Week 32, 2026
Thermal delousing2 pens
Week 26, 2026
Mechanical delousing8 pens

Show all 22

Week 49, 2025
Thermal delousing5 pens
Week 48, 2025
Thermal delousing3 pens
Week 41, 2025
Thermal delousing5 pens
Week 40, 2025
Medicinal feed3 pens · Emamectin benzoat
Week 39, 2025
Medicinal feed3 pens · Emamectin benzoat
Week 37, 2025
Medicinal feed5 pens · Emamectin benzoat
Week 36, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 4, 2025
Medicinal bath8 pens · Azamethiphos
Week 2, 2025
Medicinal bath2 pens · Azamethiphos
Week 51, 2024
Mechanical delousing, Thermal delousing13 pens
Week 48, 2024
Thermal delousing1 pen
Week 46, 2024
Mechanical delousing1 pen
Week 45, 2024
Mechanical delousing9 pens
Week 41, 2024
Mechanical delousingWhole site
Week 39, 2024
Thermal delousing5 pens
Week 34, 2024
Thermal delousingWhole site
Week 45, 2023
Medicinal feedWhole site · Emamectin benzoat
Week 44, 2023
Medicinal feedWhole site · 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

8 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
25 Aug 2026	Ronja Heroy	Børøya Slaktemerd	22 h 53 min
24 Aug 2026	Ronja Heroy	Børøya Slaktemerd	20 h 16 min
13 Aug 2026	Ro North	Fjellbukt	11 h 17 min
11 Aug 2026	Ro North	Fjellbukt	40 h 12 min
08 Aug 2026	Ro North	Fjellbukt	53 h 12 min
24 Jun 2026	Ronja Heroy	Storvikneset	54 h 22 min
23 Jun 2026	Ronja Heroy	Storvikneset	17 h 38 min
22 Jun 2026	Ronja Heroy	Storvikneset	15 h 53 min
02 Dec 2025	Ro North	Skjervøy	46 min
30 Nov 2025	Ro North	Karvika	41 min
29 Nov 2025	Ro North	Karvika	1 h 56 min
29 Nov 2025	Ro North	Karvika	5 h 26 min

Show 39 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
05 Sep 2025	Faeroeysund	Bjørnøya	6 h 34 min
09 Aug 2025	Ronja Havsoy	Storstrompan	1 h 23 min
08 Aug 2025	Ronja Havsoy	Storstrompan	2 h 11 min
07 Aug 2025	Ronja Havsoy	Storstrompan	3 h 43 min
27 Feb 2025	Froy Jarl	Klubben	4 h 43 min
26 Feb 2025	Froy Jarl	Klubben	2 h 31 min
25 Feb 2025	Froy Jarl	Kines	1 h 40 min
05 Feb 2025	Ronja Havsoy	Klubben	2 h 11 min
25 Jan 2025	Ronja Havsoy	Skaret	2 h 18 min
25 Jan 2025	Ronja Havsoy	Skaret	3 h 59 min
24 Jan 2025	Ronja Havsoy	Skaret	5 h 6 min
24 Jan 2025	Ronja Havsoy	Skaret	6 h 27 min
23 Jan 2025	Ronja Havsoy	Skaret	7 h 30 min
22 Jan 2025	Ronja Havsoy	Skaret	3 h 47 min
21 Jan 2025	Ronja Havsoy	Skaret	3 h 40 min
21 Jan 2025	Ronja Havsoy	Skaret	8 h 15 min
20 Jan 2025	Ronja Havsoy	Skaret	4 h 26 min
19 Jan 2025	Ronja Havsoy	Valøyan	2 h 25 min
11 Jan 2025	Ro North	Tårnvika	2 h 7 min
11 Jan 2025	Ro North	Tårnvika	1 h 53 min
01 Jan 2025	Ronja Heroy	no other farm	4 h 8 min
22 Dec 2024	Ronja Heroy	Fjellbukt	13 h 57 min
21 Dec 2024	Ronja Heroy	Fjellbukt	4 h 22 min
20 Dec 2024	Ro North	Hestøy	11 h 59 min
18 Dec 2024	Ro North	Hestøy	41 h 40 min
11 Nov 2024	Froy Jarl	Kåholmen	7 h 28 min
10 Nov 2024	Froy Jarl	Kåholmen	10 h 49 min
16 Oct 2024	Ro Spirit	Skjervøy	2 h 0 min
10 Oct 2024	Ronja Heroy	Klubben	1 h 54 min
24 Aug 2024	Ro North	Nedre Kvarv	9 h 28 min
22 Aug 2024	Ro North	Nedre Kvarv	19 h 10 min
22 Aug 2024	Ro North	Nedre Kvarv	17 h 11 min
09 Jul 2024	Ro North	Hestøy	2 h 51 min
08 Jul 2024	Ro North	Hestøy	2 h 49 min
08 Jul 2024	Ro North	Hestøy	14 h 29 min
07 Jul 2024	Ro North	Hestøy	12 h 40 min
06 Jul 2024	Ro North	Hestøy	17 h 20 min
06 Jul 2024	Ro North	Hestøy	12 h 0 min
05 Jul 2024	Ro North	Hestøy	7 h 2 min

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

Licences

Site MAB: 5,400 tonnes

Licence	Type	Capacity	Holder
T KN 0003	Kommersiell / matfisk - (5% mtb økning)Salmon, Rainbow trout, Trout	1,116 t	Mowi Seawater Norway AS
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