Langeråa

Site 11791 · Kinn municipality · Production area 4, Nordhordland til Stadt

Below the lice limit, week 39Operated by E. Karstensen Fiskeoppdrett AS

0.00Adult 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 13 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 active · 1 earlierRegister since 26 Nov 2024 · Norwegian Food Safety Authority · updated 01 Oct 2026

5Wellboat visits in 2026by 2 different vessels · latest 28 Feb 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	0.10	0.5	Below the limit
2	0.15	0.5	Below the limit
3	0.20	0.5	Below the limit
4	0.15	0.5	Below the limit
5	0.20	0.5	Below the limit
6	0.20	0.5	Below the limit
7	0.10	0.5	Below the limit
8	0.15	0.5	Below the limit
9	0.00	0.5	Below the limit
10	0.00	0.5	Below the limit
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	0.2	Not reported
17	unknown	0.2	Not reported
18	unknown	0.2	Not reported
19	unknown	0.2	Not reported
20	unknown	0.2	Not reported
21	unknown	0.2	Not reported
22	unknown	0.5	Not reported
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	0.00	0.5	Below the limit
39	0.00	0.5	Below the limit
40	0.00	0.5	Below the limit

Earlier years

20250 of 52 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	0.05	0.5	Below the limit
2	0.13	0.5	Below the limit
3	0.10	0.5	Below the limit
4	0.16	0.5	Below the limit
5	0.12	0.5	Below the limit
6	0.14	0.5	Below the limit
7	0.11	0.5	Below the limit
8	0.03	0.5	Below the limit
9	0.11	0.5	Below the limit
10	0.05	0.5	Below the limit
11	0.13	0.5	Below the limit
12	0.06	0.5	Below the limit
13	0.13	0.5	Below the limit
14	0.13	0.5	Below the limit
15	0.15	0.5	Below the limit
16	0.02	0.2	Below the limit
17	0.03	0.2	Below the limit
18	0.03	0.2	Below the limit
19	0.03	0.2	Below the limit
20	0.04	0.2	Below the limit
21	0.03	0.2	Below the limit
22	0.08	0.5	Below the limit
23	0.08	0.5	Below the limit
24	0.09	0.5	Below the limit
25	0.15	0.5	Below the limit
26	0.07	0.5	Below the limit
27	0.08	0.5	Below the limit
28	0.07	0.5	Below the limit
29	0.08	0.5	Below the limit
30	0.07	0.5	Below the limit
31	0.16	0.5	Below the limit
32	0.15	0.5	Below the limit
33	0.10	0.5	Below the limit
34	0.04	0.5	Below the limit
35	0.06	0.5	Below the limit
36	0.08	0.5	Below the limit
37	0.06	0.5	Below the limit
38	0.16	0.5	Below the limit
39	0.14	0.5	Below the limit
40	0.34	0.5	Below the limit
41	0.40	0.5	Near the limit
42	0.19	0.5	Below the limit
43	0.06	0.5	Below the limit
44	0.05	0.5	Below the limit
45	0.14	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.07	0.5	Below the limit
48	0.08	0.5	Below the limit
49	0.04	0.5	Below the limit
50	0.07	0.5	Below the limit
51	0.06	0.5	Below the limit
52	0.07	0.5	Below the limit

20240 of 17 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	0.05	0.5	Below the limit
2	0.05	0.5	Below the limit
3	unknown	0.5	Not reported
4	unknown	0.5	Reported without a count
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	0.2	Not reported
17	unknown	0.2	Not reported
18	unknown	0.2	Not reported
19	unknown	0.2	Not reported
20	unknown	0.2	Not reported
21	unknown	0.2	Not reported
22	unknown	0.5	Not reported
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	Reported without a count
38	0.00	0.5	Below the limit
39	0.00	0.5	Below the limit
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	0.00	0.5	Below the limit
44	0.00	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	0.00	0.5	Below the limit
50	0.01	0.5	Below the limit
51	0.00	0.5	Below the limit
52	0.03	0.5	Below 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	0.01	0.5	Below the limit
41	0.01	0.5	Below the limit
42	0.01	0.5	Below the limit
43	0.01	0.5	Below the limit
44	0.03	0.5	Below the limit
45	0.03	0.5	Below the limit
46	0.02	0.5	Below the limit
47	0.00	0.5	Below the limit
48	0.02	0.5	Below the limit
49	0.02	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.03	0.5	Below the limit
52	0.05	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 35, 2025
Freshwater treatment, Thermal delousing2 pens
Week 33, 2025
Thermal delousing, Freshwater treatment10 pens
Week 16, 2025
Freshwater treatment, Thermal delousingWhole site
Week 49, 2024
Medicinal feedWhole site · Emamectin benzoat

Show all 5

Week 48, 2024
Medicinal feedWhole site · Emamectin benzoat

Disease

Norwegian Food Safety Authority

28 Apr 2026
Pancreas disease (PD): closedSubtype SAV3 · started 07 May 2025 · Norwegian Food Safety Authority

Escapes

Directorate of Fisheries

No escapes reported from this site since 2006.

Wellboat visits

5 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
28 Feb 2026	Rohav	Hesteneset	56 min
28 Feb 2026	Rohav	Hesteneset	1 h 18 min
24 Feb 2026	Rohav	Hesteneset	1 h 20 min
24 Feb 2026	Rohav	Hesteneset	2 h 27 min
30 Dec 2025	Ro Server	Hesteneset	1 h 30 min
26 Dec 2025	Ro Server	Hesteneset	3 h 2 min
21 Dec 2025	Robas	Nakkestad	49 min
21 Dec 2025	Robas	Nakkestad	1 h 3 min
10 Dec 2025	Langsund	Seljeset	1 h 49 min
10 Dec 2025	Langsund	Seljeset	3 h 23 min
02 Dec 2025	Langsund	Kleppeneset	1 h 9 min
25 Nov 2025	Ro Server	Storevik	1 h 33 min

Show 24 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
24 Nov 2025	Robris	Hesteneset	11 h 39 min
24 Nov 2025	Ro Server	Storevik	7 h 58 min
23 Oct 2025	Robas	Hesteneset	4 h 7 min
23 Oct 2025	Robas	Hesteneset	1 h 27 min
11 Oct 2025	Langsund	Lyngholmane disease or zone there	3 h 3 min
27 Sep 2025	Ro Fjord	Hesteneset	1 h 37 min
25 Sep 2025	Rohav	Hesteneset	1 h 36 min
28 Aug 2025	Ro Fjell	Krabbestig	18 h 43 min
19 Aug 2025	Ro Venture	Lyngholmane disease or zone there	14 h 45 min
18 Aug 2025	Ro Server	Hovden	23 h 30 min
18 Aug 2025	Ro Venture	Lyngholmane disease or zone there	12 h 22 min
17 Aug 2025	Ro Server	Hovden	9 h 46 min
18 Apr 2025	Ro Server	Ålvora disease or zone there	5 h 49 min
17 Apr 2025	Ro Server	Ålvora disease or zone there	1 h 51 min
17 Apr 2025	Ro Venture	Slettvika	5 h 11 min
17 Apr 2025	Ro Server	Ålvora disease or zone there	4 h 20 min
17 Apr 2025	Ro Venture	Slettvika	9 h 47 min
16 Apr 2025	Ro Server	Ålvora disease or zone there	13 h 22 min
18 Oct 2024	Ronja Mistral	Bryggelandsholmane	1 h 8 min
17 Oct 2024	Ronja Mistral	Bryggelandsholmane	32 min
17 Oct 2024	Ronja Mistral	Bryggelandsholmane	1 h 35 min
09 Sep 2024	Ro Spirit	Slettvika	6 h 27 min
05 Jan 2024	Rohav	Hesteneset	1 h 23 min
02 Jan 2024	Ro Sailor	no other farm	1 h 51 min

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

Licences

Site MAB: 3,120 tonnes

Licence	Type	Capacity	Holder
SF F 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	782 t	E. Karstensen Fiskeoppdrett AS
SF F 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	782 t	Marø Havbruk A/s
SF F 0031	Kommersiell / matfiskSalmon, Rainbow trout, Trout	782 t	Marø Havbruk A/s
SF F 0052	Kommersiell / matfiskSalmon, Rainbow trout, Trout	782 t	E. Karstensen Fiskeoppdrett AS

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