Toppsund Ø

Site 26055 · Harstad municipality · Production area 10, Andøya til Senja

Below the lice limit, week 39Operated by Nordlaks Havbruk AS · group Nordlaks

0.39Adult 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 22 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

5Lice treatments in 2026Latest: Thermal delousing, 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

3Wellboat visits in 2026by 1 vessel · latest 29 Apr 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	0.00	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	0.01	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.02	0.5	Below the limit
34	0.01	0.5	Below the limit
35	0.02	0.5	Below the limit
36	0.04	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.41	0.5	Near the limit
39	0.39	0.5	Below the limit

Earlier years

20250 of 41 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	0.06	0.5	Below the limit
2	0.12	0.5	Below the limit
3	0.07	0.5	Below the limit
4	0.08	0.5	Below the limit
5	0.12	0.5	Below the limit
6	0.08	0.5	Below the limit
7	0.08	0.5	Below the limit
8	0.13	0.5	Below the limit
9	0.11	0.5	Below the limit
10	0.16	0.5	Below the limit
11	0.10	0.5	Below the limit
12	0.11	0.5	Below the limit
13	0.06	0.5	Below the limit
14	0.06	0.5	Below the limit
15	0.10	0.5	Below the limit
16	0.04	0.5	Below the limit
17	0.04	0.5	Below the limit
18	0.04	0.5	Below the limit
19	0.02	0.5	Below the limit
20	0.02	0.5	Below the limit
21	0.06	0.2	Below the limit
22	0.06	0.2	Below the limit
23	0.03	0.2	Below the limit
24	0.05	0.2	Below the limit
25	0.03	0.2	Below the limit
26	0.08	0.2	Below the limit
27	0.12	0.5	Below the limit
28	0.10	0.5	Below the limit
29	0.09	0.5	Below the limit
30	0.09	0.5	Below the limit
31	0.19	0.5	Below the limit
32	0.28	0.5	Below the limit
33	0.08	0.5	Below the limit
34	0.03	0.5	Below the limit
35	0.04	0.5	Below the limit
36	0.08	0.5	Below the limit
37	0.11	0.5	Below the limit
38	0.48	0.5	Near the limit
39	0.18	0.5	Below the limit
40	0.21	0.5	Below the limit
41	0.21	0.5	Below the limit
42	unknown	0.5	Not reported
43	unknown	0.5	Reported without a count
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

20241 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, 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	0.06	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	0.04	0.5	Below the limit
34	0.02	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.03	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.04	0.5	Below the limit
39	0.08	0.5	Below the limit
40	0.07	0.5	Below the limit
41	0.29	0.5	Below the limit
42	0.33	0.5	Below the limit
43	0.64	0.5	Above the limit
44	0.38	0.5	Below the limit
45	0.49	0.5	Near the limit
46	0.43	0.5	Near the limit
47	0.36	0.5	Below the limit
48	0.32	0.5	Below the limit
49	0.22	0.5	Below the limit
50	0.20	0.5	Below the limit
51	0.09	0.5	Below the limit
52	0.08	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 39, 2026
Mechanical delousing, Thermal delousing6 pens
Week 28, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 27, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 39, 2025
Other treatment3 pens · FLS

Show all 9

Week 38, 2025
Other treatment2 pens · FLS
Week 33, 2025
Other treatment8 pens · FLS
Week 44, 2024
Medicinal bath6 pens · Azamethiphos
Week 29, 2024
Medicinal feed1 pen · Emamectin benzoat
Week 28, 2024
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

3 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
29 Apr 2026	Bjorg Pauline	Sandnes Ø	2 h 57 min
28 Apr 2026	Bjorg Pauline	Sandnes Ø	3 h 40 min
26 Apr 2026	Bjorg Pauline	Sandnes Ø	2 h 31 min
29 Oct 2025	Harald Martin	Børøya Slaktemerd	2 h 36 min
14 Oct 2025	Harald Martin	Sortevika	2 h 28 min
11 Oct 2025	Bjorg Pauline	Høgholmen	4 h 54 min
24 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	43 h 0 min
23 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	7 h 18 min
21 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	23 h 24 min
20 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	4 h 44 min
07 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	2 h 25 min
06 Sep 2025	Bjorg Pauline	Børøya Slaktemerd	2 h 27 min

Show 24 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
05 Sep 2025	Bjorg Pauline	Litjevika	3 h 55 min
26 Aug 2025	Tonny	Finnkjerka	1 h 9 min
23 Aug 2025	Harald Martin	Steilo	5 h 29 min
14 Aug 2025	Ronja Silver	Høgholmen	40 h 38 min
13 Aug 2025	Ronja Silver	Høgholmen	16 h 53 min
12 Aug 2025	Ronja Silver	Høgholmen	20 h 50 min
11 Aug 2025	Ronja Silver	Høgholmen	8 h 7 min
11 Aug 2025	Harald Martin	Børøya Slaktemerd	2 h 46 min
10 Aug 2025	Harald Martin	Børøya Slaktemerd	7 h 30 min
08 Aug 2025	Harald Martin	Børøya Slaktemerd	6 h 44 min
06 Aug 2025	Harald Martin	Børøya Slaktemerd	4 h 22 min
31 Jul 2025	Harald Martin	Børøya Slaktemerd	3 h 12 min
20 Jul 2025	Bjorg Pauline	Steilo	4 h 13 min
01 Nov 2024	Harald Martin	Dypingen	1 h 16 min
01 Nov 2024	Harald Martin	Dypingen	5 h 59 min
01 Nov 2024	Harald Martin	Dypingen	3 h 57 min
30 Oct 2024	Harald Martin	Dypingen	2 h 25 min
30 Oct 2024	Harald Martin	Dypingen	7 h 23 min
29 Oct 2024	Harald Martin	Dypingen	2 h 11 min
29 Oct 2024	Harald Martin	Dypingen	9 h 58 min
31 May 2024	Harald Martin	Toppsund V	2 h 59 min
17 May 2024	Harald Martin	Toppsund V	2 h 58 min
16 May 2024	Harald Martin	Toppsund V	2 h 57 min
14 May 2024	Harald Martin	Toppsund V	2 h 29 min

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

Licences

Site MAB: 8,000 tonnes

Licence	Type	Capacity	Holder
T BK 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS
T K 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS
T KF 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS
T KN 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS
T S 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS
T T 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	974 t	Nordlaks Havbruk AS

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