Hallvardøy

Site 11318 · Lødingen municipality · Production area 9, Vestfjorden og Vesterålen

Near the lice limit, week 39Operated by Nordlaks Havbruk AS

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

0.43Adult 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 20 weeks with a count · broodstock: limit may differCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

3Lice treatments in 2026Latest: Freshwater treatment, week 39, 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

4Wellboat visits in 2026by 1 vessel · latest 10 May 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

2Escapes reported20 salmon, September 2020Since 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.

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	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	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	0.01	0.5	Below the limit
29	0.00	0.5	Below the limit
30	0.03	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.09	0.5	Below the limit
34	0.03	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.04	0.5	Below the limit
37	0.11	0.5	Below the limit
38	0.11	0.5	Below the limit
39	0.43	0.5	Near the limit

Earlier years

20250 of 17 weeks with a count above the limit

Show as table

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	0.30	0.5	Below the limit
3	0.20	0.5	Below the limit
4	0.15	0.5	Below the limit
5	0.15	0.5	Below the limit
6	0.11	0.5	Below the limit
7	0.10	0.5	Below the limit
8	0.02	0.5	Below the limit
9	0.08	0.5	Below the limit
10	0.05	0.5	Below the limit
11	0.00	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.03	0.5	Below the limit
15	0.01	0.5	Below the limit
16	0.03	0.5	Below the limit
17	0.00	0.5	Below the limit
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	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

20242 of 31 weeks with a count above the limit

Show as table

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	Reported without a count
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	unknown	0.5	Reported without a count
29	0.00	0.5	Below the limit
30	0.02	0.5	Below the limit
31	0.05	0.5	Below the limit
32	0.03	0.5	Below the limit
33	0.02	0.5	Below the limit
34	0.08	0.5	Below the limit
35	0.02	0.5	Below the limit
36	0.04	0.5	Below the limit
37	0.05	0.5	Below the limit
38	0.10	0.5	Below the limit
39	0.08	0.5	Below the limit
40	0.22	0.5	Below the limit
41	0.32	0.5	Below the limit
42	0.43	0.5	Near the limit
43	0.88	0.5	Above the limit
44	0.01	0.5	Below the limit
45	0.25	0.5	Below the limit
46	0.07	0.5	Below the limit
47	0.20	0.5	Below the limit
48	0.70	0.5	Above the limit
49	0.44	0.5	Near the limit
50	0.27	0.5	Below the limit
51	0.35	0.5	Below the limit
52	0.37	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 39, 2026
Freshwater treatment1 pen
Week 28, 2026
Medicinal feedEmamectin benzoat
Week 27, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 1, 2025
Medicinal bath4 pens · Deltamethrin

Show all 8

Week 49, 2024
Medicinal bath, Other treatment7 pens · Azamethiphos · Ferskvann og thermolicer
Week 44, 2024
Medicinal bathWhole site · Azamethiphos
Week 31, 2024
Medicinal feed6 pens · Emamectin benzoat
Week 30, 2024
Medicinal feed6 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

24 Sep 2020
20 salmon escapedCause: Det han se ut som det har vært svært høye bølger og at bølgene har skylt nota opp på merdkrok som henger på merdens rekkverk. Når operatørene oppdaget skaden ser vi at noten fremdeles henger på kroken og det er sannsynlig at dette er årsaken til skaden på not. · recaptured 1 · Directorate of Fisheries
17 Feb 2019
100 salmon escapedCause: Forslange som er løsnet, under uvær. · Directorate of Fisheries

Wellboat visits

4 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
10 May 2026	Bjorg Pauline	Åmundsvika	1 h 40 min
09 May 2026	Bjorg Pauline	Åmundsvika	2 h 56 min
05 May 2026	Bjorg Pauline	Fornes	3 h 35 min
04 May 2026	Bjorg Pauline	Fornes	1 h 48 min
04 May 2025	Bjorg Pauline	Grøttøy	3 h 22 min
03 May 2025	Veidnes	Storskjæret	2 h 47 min
03 May 2025	Harald Martin	Grøttøy	5 h 27 min
02 May 2025	Veidnes	Storskjæret	3 h 40 min
02 May 2025	Ro Master	Hestøy	2 h 37 min
13 Mar 2025	Harald Martin	Børøya Slaktemerd	2 h 15 min
06 Mar 2025	Harald Martin	Børøya Slaktemerd	1 h 32 min
02 Mar 2025	Harald Martin	Børøya Slaktemerd	1 h 25 min

Show 9 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
02 Feb 2025	Harald Martin	Børøya Slaktemerd	1 h 25 min
06 Dec 2024	Harald Martin	Steilo	11 h 3 min
05 Dec 2024	Harald Martin	Steilo	20 h 24 min
04 Dec 2024	Harald Martin	Steilo	21 h 0 min
03 Dec 2024	Harald Martin	Steilo	13 h 7 min
11 May 2024	Harald Martin	Storfjell	2 h 37 min
10 May 2024	Harald Martin	Storfjell	2 h 48 min
04 May 2024	Harald Martin	Børøya Slaktemerd	1 h 53 min
04 May 2024	Harald Martin	Børøya Slaktemerd	41 min

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

Licences

Site MAB: 4,680 tonnes

Licence	Type	Capacity	Holder
N H 0015	Kommersiell / matfiskSalmon, Rainbow trout, Trout	812 t	Nordlaks Havbruk AS
N SG 0037	Kommersiell / stamfiskSalmon	780 t	Nordnorsk Stamfisk AS
N SG 0038	Kommersiell / stamfiskSalmon	780 t	Nordnorsk Stamfisk AS
N SG 0039	Kommersiell / stamfiskSalmon	780 t	Nordnorsk Stamfisk AS
N V 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	812 t	Nordlaks Havbruk AS
N V 0058	Kommersiell / matfiskSalmon, Rainbow trout, Trout	812 t	Nordlaks Havbruk AS

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