Langøy

Site 11767 · Solund municipality · Production area 4, Nordhordland til Stadt

Status unknown: not reported in week 39Operated by Engesund Fiskeoppdrett AS · group unknown

unknownAdult female lice per fishNo count in week 39. Latest: 0.05 in week 22, 2026Week 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

0Lice treatments in 2026None recorded2026 · 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 2 different vessels · latest 30 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 16–21 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	0.32	0.5	Below the limit
2	0.38	0.5	Below the limit
3	0.38	0.5	Below the limit
4	0.40	0.5	Near the limit
5	0.40	0.5	Near the limit
6	0.42	0.5	Near the limit
7	0.38	0.5	Below the limit
8	0.34	0.5	Below the limit
9	0.28	0.5	Below the limit
10	0.34	0.5	Below the limit
11	0.34	0.5	Below the limit
12	0.23	0.5	Below the limit
13	0.09	0.5	Below the limit
14	0.13	0.5	Below the limit
15	0.17	0.5	Below the limit
16	0.08	0.2	Below the limit
17	0.05	0.2	Below the limit
18	0.05	0.2	Below the limit
19	0.05	0.2	Below the limit
20	0.05	0.2	Below the limit
21	0.05	0.2	Below the limit
22	0.05	0.5	Below the limit
23	unknown	0.5	Not reported
24	unknown	0.5	Not reported
25	unknown	0.5	Not reported
26	unknown	0.5	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

Earlier years

20251 of 47 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	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	0.00	0.5	Below the limit
7	0.00	0.5	Below the limit
8	0.00	0.5	Below the limit
9	0.00	0.5	Below the limit
10	0.00	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	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.00	0.2	Below the limit
17	0.00	0.2	Below the limit
18	0.00	0.2	Below the limit
19	0.05	0.2	Below the limit
20	0.01	0.2	Below the limit
21	0.01	0.2	Below the limit
22	0.03	0.5	Below the limit
23	0.03	0.5	Below the limit
24	0.00	0.5	Below the limit
25	0.00	0.5	Below the limit
26	0.02	0.5	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	0.03	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.08	0.5	Below the limit
34	0.04	0.5	Below the limit
35	0.07	0.5	Below the limit
36	0.07	0.5	Below the limit
37	0.07	0.5	Below the limit
38	0.06	0.5	Below the limit
39	0.06	0.5	Below the limit
40	0.10	0.5	Below the limit
41	0.19	0.5	Below the limit
42	0.33	0.5	Below the limit
43	0.22	0.5	Below the limit
44	0.41	0.5	Near the limit
45	0.78	0.5	Above the limit
46	0.33	0.5	Below the limit
47	0.25	0.5	Below the limit
48	0.16	0.5	Below the limit
49	0.15	0.5	Below the limit
50	0.12	0.5	Below the limit
51	0.13	0.5	Below the limit
52	0.18	0.5	Below the limit

20240 of 30 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	0.22	0.5	Below the limit
2	0.26	0.5	Below the limit
3	0.32	0.5	Below the limit
4	0.26	0.5	Below the limit
5	0.26	0.5	Below the limit
6	0.30	0.5	Below the limit
7	0.26	0.5	Below the limit
8	0.20	0.5	Below the limit
9	0.22	0.5	Below the limit
10	0.24	0.5	Below the limit
11	0.16	0.5	Below the limit
12	0.16	0.5	Below the limit
13	0.14	0.5	Below the limit
14	0.10	0.5	Below the limit
15	0.07	0.5	Below the limit
16	0.07	0.2	Below the limit
17	0.11	0.2	Below the limit
18	0.13	0.2	Below the limit
19	0.15	0.2	Below the limit
20	0.14	0.2	Below the limit
21	0.13	0.2	Below the limit
22	0.15	0.5	Below the limit
23	0.20	0.5	Below the limit
24	0.15	0.5	Below the limit
25	0.17	0.5	Below the limit
26	0.23	0.5	Below the limit
27	0.28	0.5	Below the limit
28	0.30	0.5	Below the limit
29	0.28	0.5	Below the limit
30	0.20	0.5	Below the limit
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

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	0.03	0.5	Below the limit
41	0.07	0.5	Below the limit
42	0.30	0.5	Below the limit
43	0.32	0.5	Below the limit
44	0.18	0.5	Below the limit
45	0.26	0.5	Below the limit
46	0.34	0.5	Below the limit
47	0.34	0.5	Below the limit
48	0.03	0.5	Below the limit
49	0.08	0.5	Below the limit
50	0.08	0.5	Below the limit
51	0.18	0.5	Below the limit
52	0.17	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 47, 2025
Thermal delousing2 pens
Week 46, 2025
Thermal delousing2 pens
Week 4, 2024
Thermal delousing1 pen
Week 44, 2023
Thermal delousing3 pens

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
30 May 2026	Robris	Saltskår disease or zone there	1 h 11 min
21 Apr 2026	Rostein	Kastevika	1 h 49 min
27 Jan 2026	Rostein	Hesteneset	1 h 47 min
17 Nov 2025	Horda Pioneer	Dyrholmen V	11 h 27 min
16 Nov 2025	Horda Pioneer	Dyrholmen V	2 h 15 min
10 Mar 2025	Langsund	Hesteneset	3 h 8 min
03 Feb 2025	Ro Chief	no other farm	3 h 44 min
25 Jan 2024	Hordagut	Leirvika	8 h 2 min

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

Who has reported

The companies that have submitted lice counts for this site, with the first and last week.

Company	From	To
Engesund Fiskeoppdrett AS	Week 40, 2023	Week 22, 2026
Lerøy Vest Sjø AS	Week 14, 2024	Week 17, 2024
Sandnes Fiskeoppdrett AS	Week 18, 2024	Week 26, 2024
Langøylaks AS	Week 27, 2024	Week 30, 2024
Troland Lakseoppdrett AS	Week 28, 2024	Week 10, 2025

Source: Norwegian Food Safety Authority (organisation number on each lice report)

Licences

Site MAB: 1,560 tonnes

Licence	Type	Capacity	Holder
H AV 0093	Kommersiell / matfiskSalmon, Rainbow trout, Trout	710 t	Troland Lakseoppdrett AS
H AV 0094	Kommersiell / matfiskSalmon, Rainbow trout, Trout	710 t	Langøylaks AS
H FJ 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Engesund Fiskeoppdrett AS
H MF 0011	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Lerøy Vest Sjø AS
SF FL 0008	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Sandnes Fiskeoppdrett AS
SF SU 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Sulefisk AS
SF SU 0008	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Sulefisk AS
SF SU 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Sulefisk AS
SF SU 0030	Kommersiell / matfiskSalmon, Rainbow trout, Trout	648 t	Sulefisk AS

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