Kalsøyflu

Site 22915 · Austevoll municipality · Production area 3, Karmøy til Sotra

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

unknownAdult female lice per fishNo count in week 39. Latest: 0.15 in week 17, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 17 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Freshwater treatment, week 5, 20262026 · 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

14Wellboat visits in 2026by 4 different vessels · latest 10 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	0.13	0.5	Below the limit
2	0.26	0.5	Below the limit
3	0.35	0.5	Below the limit
4	0.35	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.00	0.5	Below the limit
8	0.04	0.5	Below the limit
9	0.05	0.5	Below the limit
10	0.00	0.5	Below the limit
11	0.00	0.5	Below the limit
12	0.17	0.5	Below the limit
13	0.13	0.5	Below the limit
14	0.20	0.5	Below the limit
15	0.15	0.5	Below the limit
16	0.17	0.2	Near the limit
17	0.15	0.2	Below the limit
18	unknown	0.2	Reported without a count
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	unknown	0.5	Not reported
39	unknown	0.5	Not reported

Earlier years

20253 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	0.48	0.5	Near the limit
2	0.00	0.5	Below the limit
3	0.06	0.5	Below the limit
4	0.13	0.5	Below the limit
5	0.06	0.5	Below the limit
6	0.14	0.5	Below the limit
7	0.36	0.5	Below the limit
8	0.16	0.5	Below the limit
9	0.18	0.5	Below the limit
10	0.20	0.5	Below the limit
11	0.25	0.5	Below the limit
12	0.26	0.5	Below the limit
13	0.40	0.5	Near the limit
14	0.48	0.5	Near the limit
15	0.00	0.5	Below the limit
16	0.06	0.2	Below the limit
17	0.04	0.2	Below the limit
18	0.08	0.2	Below the limit
19	0.05	0.2	Below the limit
20	0.08	0.2	Below the limit
21	0.19	0.2	Near the limit
22	0.38	0.5	Below the limit
23	0.42	0.5	Near the limit
24	0.48	0.5	Near the limit
25	0.00	0.5	Below the limit
26	0.10	0.5	Below the limit
27	0.22	0.5	Below the limit
28	0.30	0.5	Below the limit
29	0.44	0.5	Near the limit
30	0.48	0.5	Near the limit
31	0.96	0.5	Above the limit
32	1.89	0.5	Above the limit
33	3.64	0.5	Above the limit
34	0.01	0.5	Below the limit
35	0.28	0.5	Below the limit
36	0.38	0.5	Below the limit
37	0.34	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.13	0.5	Below the limit
40	0.31	0.5	Below the limit
41	0.36	0.5	Below the limit
42	0.38	0.5	Below the limit
43	0.48	0.5	Near the limit
44	0.00	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.25	0.5	Below the limit
47	0.13	0.5	Below the limit
48	0.27	0.5	Below the limit
49	0.48	0.5	Near the limit
50	0.00	0.5	Below the limit
51	0.10	0.5	Below the limit
52	0.12	0.5	Below the limit

20240 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, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.36	0.5	Below the limit
2	0.43	0.5	Near the limit
3	0.48	0.5	Near the limit
4	0.03	0.5	Below the limit
5	0.15	0.5	Below the limit
6	0.18	0.5	Below the limit
7	0.20	0.5	Below the limit
8	0.13	0.5	Below the limit
9	0.18	0.5	Below the limit
10	0.30	0.5	Below the limit
11	0.45	0.5	Near the limit
12	0.38	0.5	Below the limit
13	0.38	0.5	Below the limit
14	0.47	0.5	Near the limit
15	0.00	0.5	Below the limit
16	0.03	0.2	Below the limit
17	0.05	0.2	Below the limit
18	0.07	0.2	Below the limit
19	0.03	0.2	Below the limit
20	0.15	0.2	Below the limit
21	0.18	0.2	Near the limit
22	0.20	0.5	Below the limit
23	0.30	0.5	Below the limit
24	unknown	0.5	Reported without a count
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	0.00	0.5	Below the limit
35	0.00	0.5	Below the limit
36	unknown	0.5	Not reported
37	0.10	0.5	Below the limit
38	0.15	0.5	Below the limit
39	0.05	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.03	0.5	Below the limit
43	0.02	0.5	Below the limit
44	0.10	0.5	Below the limit
45	0.34	0.5	Below the limit
46	0.40	0.5	Near the limit
47	0.42	0.5	Near the limit
48	0.48	0.5	Near the limit
49	0.32	0.5	Below the limit
50	0.36	0.5	Below the limit
51	0.42	0.5	Near the limit
52	0.44	0.5	Near the limit

20230 of 4 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	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	0.18	0.5	Below the limit
50	0.20	0.5	Below the limit
51	0.28	0.5	Below the limit
52	0.38	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 5, 2026
Thermal delousing, Freshwater treatmentWhole site
Week 50, 2025
Freshwater treatment, Thermal delousingWhole site
Week 44, 2025
Thermal delousing, Freshwater treatmentWhole site
Week 38, 2025
Thermal delousingWhole site

Show all 11

Week 34, 2025
Thermal delousingWhole site
Week 25, 2025
Thermal delousingWhole site
Week 15, 2025
Thermal delousingWhole site
Week 2, 2025
Thermal delousingWhole site
Week 49, 2024
Thermal delousing8 pens
Week 15, 2024
Thermal delousingWhole site
Week 4, 2024
Thermal delousingWhole site

Disease

Norwegian Food Safety Authority

22 Aug 2026
Pancreas disease (PD): closedSubtype SAV3 · started 11 Feb 2025 · Norwegian Food Safety Authority

Escapes

Directorate of Fisheries

No escapes reported from this site since 2006.

Wellboat visits

14 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	Rostein	Øklandsvågen	2 h 39 min
05 May 2026	Rostein	Instefjord	1 h 33 min
28 Apr 2026	Robris	Hisdalen	1 h 27 min
06 Apr 2026	Robris	Instefjord	2 h 37 min
31 Mar 2026	Robris	Toska N	1 h 18 min
03 Mar 2026	Robas	Hondskår	1 h 23 min
25 Feb 2026	Robas	Skaganeset	4 h 41 min
17 Feb 2026	Robas	Porsvika	2 h 55 min
03 Feb 2026	Robris	Porsvika	1 h 16 min
29 Jan 2026	Hordagut	Portevika	6 h 39 min
28 Jan 2026	Hordagut	Portevika	14 h 47 min
26 Jan 2026	Robris	Porsvika	2 h 34 min

Show 24 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
20 Jan 2026	Robris	Hågardsneset	39 min
07 Jan 2026	Rostein	Søreide	2 h 43 min
14 Dec 2025	Hordagut	Portevika	14 h 52 min
01 Oct 2025	Langsund	Hesteneset	1 h 24 min
19 Sep 2025	Hordagut	Rotøy	20 h 42 min
18 Sep 2025	Hordagut	Rotøy	9 h 7 min
19 Aug 2025	Hordagut	Sagen 2	7 h 30 min
18 Aug 2025	Hordagut	Sagen 2	13 h 27 min
17 Jun 2025	Hordagut	Sagen 2	4 h 13 min
17 Jun 2025	Hordagut	Sagen 2	3 h 39 min
16 Jun 2025	Hordagut	Sagen 2	3 h 29 min
16 Jun 2025	Hordagut	Sagen 2	3 h 3 min
16 Jun 2025	Hordagut	Sagen 2	1 h 27 min
08 Apr 2025	Horda Pioneer	Vikane	18 h 0 min
07 Apr 2025	Horda Pioneer	Vikane	8 h 29 min
07 Dec 2024	Horda Pioneer	Gangdal	1 h 42 min
06 Dec 2024	Horda Pioneer	Gangdal	1 h 23 min
06 Nov 2024	Mowi Star	Buholmen	6 h 42 min
24 Oct 2024	Mowi Star	Flatøyflu	2 h 47 min
24 Oct 2024	Mowi Star	Flatøyflu	1 h 0 min
12 Oct 2024	Mowi Star	Blom	1 h 29 min
12 Apr 2024	Ro Server	Furevika	2 h 37 min
11 Apr 2024	Ro Server	Furevika	15 h 17 min
27 Jan 2024	Horda Pioneer	Porsvika	16 h 12 min

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

Licences

Site MAB: 2,340 tonnes

Licence	Type	Capacity	Holder
H AV 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Austevoll Melaks AS
H AV 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Langøylaks AS
H AV 0025	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Troland Lakseoppdrett AS
H AV 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Langøylaks AS
H B 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Fylkesnes Fisk AS
H FJ 0026	Kommersiell / matfisk-grønn cSalmon, Rainbow trout, Trout	737 t	Engesund Fiskeoppdrett AS
H S 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Telavåg Fiskeoppdrett AS
H S 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Telavåg Fiskeoppdrett AS

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