Kelvesteinen

Site 28976 · Øygarden municipality · Production area 3, Karmøy til Sotra

Status unknown: not reported in week 39Operated by Lerøy Vest Sjø AS

unknownAdult female lice per fishNo count in week 39. Latest: 0.47 in week 28, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Weeks above the limit in 2026of 28 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

8Lice treatments in 2026Latest: Mechanical delousing, week 25, 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

19Wellboat visits in 2026by 2 different vessels · latest 03 Jun 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported83 rainbow trout, January 2024Since 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	0.19	0.5	Below the limit
3	0.31	0.5	Below the limit
4	0.48	0.5	Near the limit
5	0.29	0.5	Below the limit
6	0.02	0.5	Below the limit
7	0.03	0.5	Below the limit
8	0.04	0.5	Below the limit
9	0.04	0.5	Below the limit
10	0.06	0.5	Below the limit
11	0.11	0.5	Below the limit
12	0.23	0.5	Below the limit
13	0.17	0.5	Below the limit
14	0.09	0.5	Below the limit
15	0.17	0.5	Below the limit
16	0.13	0.2	Below the limit
17	0.16	0.2	Below the limit
18	0.19	0.2	Near the limit
19	0.18	0.2	Near the limit
20	0.17	0.2	Near the limit
21	0.26	0.2	Above the limit
22	0.18	0.5	Below the limit
23	0.41	0.5	Near the limit
24	0.38	0.5	Below the limit
25	0.44	0.5	Near the limit
26	0.34	0.5	Below the limit
27	0.31	0.5	Below the limit
28	0.47	0.5	Near the limit
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

20259 of 43 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	unknown	0.5	Not reported
7	unknown	0.5	Not reported
8	unknown	0.5	Not reported
9	unknown	0.5	Reported without a count
10	0.00	0.5	Below the limit
11	0.02	0.5	Below the limit
12	0.03	0.5	Below the limit
13	0.01	0.5	Below the limit
14	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.01	0.2	Below the limit
17	0.01	0.2	Below the limit
18	0.05	0.2	Below the limit
19	0.10	0.2	Below the limit
20	0.11	0.2	Below the limit
21	0.17	0.2	Near the limit
22	0.12	0.5	Below the limit
23	0.20	0.5	Below the limit
24	0.22	0.5	Below the limit
25	0.01	0.5	Below the limit
26	0.00	0.5	Below the limit
27	0.01	0.5	Below the limit
28	0.02	0.5	Below the limit
29	0.06	0.5	Below the limit
30	0.10	0.5	Below the limit
31	0.11	0.5	Below the limit
32	0.19	0.5	Below the limit
33	0.43	0.5	Near the limit
34	0.84	0.5	Above the limit
35	1.04	0.5	Above the limit
36	1.10	0.5	Above the limit
37	0.99	0.5	Above the limit
38	0.44	0.5	Near the limit
39	0.73	0.5	Above the limit
40	1.13	0.5	Above the limit
41	1.11	0.5	Above the limit
42	1.10	0.5	Above the limit
43	0.28	0.5	Below the limit
44	0.24	0.5	Below the limit
45	0.11	0.5	Below the limit
46	0.38	0.5	Below the limit
47	0.66	0.5	Above the limit
48	0.28	0.5	Below the limit
49	0.37	0.5	Below the limit
50	0.22	0.5	Below the limit
51	0.25	0.5	Below the limit
52	0.09	0.5	Below the limit

20240 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	0.05	0.5	Below the limit
2	0.26	0.5	Below the limit
3	0.19	0.5	Below the limit
4	0.16	0.5	Below the limit
5	0.18	0.5	Below the limit
6	0.27	0.5	Below the limit
7	0.29	0.5	Below the limit
8	0.19	0.5	Below the limit
9	0.10	0.5	Below the limit
10	0.09	0.5	Below the limit
11	0.16	0.5	Below the limit
12	0.09	0.5	Below the limit
13	0.19	0.5	Below the limit
14	0.15	0.5	Below the limit
15	0.18	0.5	Below the limit
16	0.08	0.2	Below the limit
17	0.02	0.2	Below the limit
18	0.16	0.2	Below the limit
19	0.10	0.2	Below the limit
20	0.06	0.2	Below the limit
21	0.08	0.2	Below the limit
22	0.10	0.5	Below the limit
23	0.18	0.5	Below the limit
24	0.30	0.5	Below the limit
25	0.42	0.5	Near the limit
26	0.18	0.5	Below the limit
27	0.15	0.5	Below the limit
28	0.18	0.5	Below the limit
29	0.23	0.5	Below the limit
30	0.25	0.5	Below the limit
31	0.45	0.5	Near the limit
32	0.45	0.5	Near the limit
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	0.14	0.5	Below the limit
41	0.27	0.5	Below the limit
42	0.25	0.5	Below the limit
43	0.26	0.5	Below the limit
44	0.33	0.5	Below the limit
45	0.38	0.5	Below the limit
46	0.08	0.5	Below the limit
47	0.19	0.5	Below the limit
48	0.33	0.5	Below the limit
49	0.11	0.5	Below the limit
50	0.16	0.5	Below the limit
51	0.07	0.5	Below the limit
52	0.34	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 25, 2026
Mechanical delousing2 pens
Week 21, 2026
Mechanical delousing, Thermal delousing4 pens
Week 18, 2026
Thermal delousing1 pen
Week 14, 2026
Thermal delousing5 pens

Show all 28

Week 6, 2026
Thermal delousing, Freshwater treatment4 pens
Week 5, 2026
Thermal delousing, Freshwater treatment8 pens
Week 52, 2025
Thermal delousing1 pen
Week 51, 2025
Thermal delousing4 pens
Week 48, 2025
Thermal delousing8 pens
Week 47, 2025
Thermal delousing2 pens
Week 44, 2025
Freshwater treatment, Thermal delousing6 pens
Week 43, 2025
Freshwater treatment, Thermal delousing8 pens
Week 41, 2025
Freshwater treatment, Thermal delousing5 pens
Week 40, 2025
Freshwater treatment, Thermal delousing2 pens
Week 37, 2025
Thermal delousing, Freshwater treatment4 pens
Week 36, 2025
Medicinal bath3 pens · Azamethiphos
Week 35, 2025
Thermal delousing1 pen
Week 25, 2025
Thermal delousing, Freshwater treatment6 pens
Week 21, 2025
Thermal delousing1 pen
Week 25, 2024
Mechanical delousing2 pens
Week 16, 2024
Mechanical delousing4 pens
Week 8, 2024
Thermal delousing3 pens
Week 7, 2024
Thermal delousing2 pens
Week 1, 2024
Thermal delousingWhole site
Week 49, 2023
Other treatment5 pens · Optilicer
Week 46, 2023
Other treatment5 pens · Optilicer
Week 43, 2023
Other treatment5 pens · Skamik
Week 40, 2023
Other treatment2 pens · Skamik

Disease

Norwegian Food Safety Authority

05 Feb 2025
Pancreas disease (PD): closedSubtype SAV3 · started 05 Apr 2024 · Norwegian Food Safety Authority

Escapes

Directorate of Fisheries

04 Jan 2024
83 rainbow trout escapedCause: Tilbakeføringsrenna var sannsynligvis ikke satt skikkelig på plass, slik at ikke all fisken havnet i merden igjen men at noen gikk mellom båt og not. · recaptured 1 · Directorate of Fisheries

Wellboat visits

19 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
03 Jun 2026	Seihav	Rongøy	3 h 56 min
02 Jun 2026	Seihav	Rongøy	2 h 28 min
02 Jun 2026	Seihav	Rongøy	2 h 42 min
02 Jun 2026	Seihav	Ramsvik	4 h 55 min
17 May 2026	Seihav	Rongøy	1 h 38 min
17 May 2026	Seihav	Rongøy	2 h 5 min
17 May 2026	Seihav	Grimsholmen	1 h 33 min
07 May 2026	Seihav	Grasholmen	3 h 15 min
06 May 2026	Seihav	Grasholmen	3 h 38 min
27 Apr 2026	Seigrunn	Tobbeholmane	2 h 33 min
31 Mar 2026	Seigrunn	Djupevika	7 h 41 min
30 Mar 2026	Seigrunn	Djupevika	20 h 55 min

Show 36 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
03 Feb 2026	Seihav	Sagen 2	9 h 43 min
02 Feb 2026	Seihav	Sagen 2	14 h 23 min
01 Feb 2026	Seihav	Sagen 2	18 h 2 min
31 Jan 2026	Seihav	Sagen 2	8 h 56 min
31 Jan 2026	Seihav	Naveide	54 min
30 Jan 2026	Seihav	Naveide	19 h 33 min
29 Jan 2026	Seihav	Naveide	3 h 2 min
28 Oct 2025	Seigrunn	Haugsnesvåg	18 h 55 min
27 Oct 2025	Seigrunn	Haugsnesvåg	12 h 25 min
26 Oct 2025	Seigrunn	Haugsnesvåg	12 h 47 min
25 Oct 2025	Seigrunn	Haugsnesvåg	20 h 40 min
11 Oct 2025	Seihav	Buarøy	8 h 29 min
06 Oct 2025	Seigrunn	Sagen 2	22 h 49 min
05 Oct 2025	Seigrunn	Sagen 2	4 h 25 min
05 Oct 2025	Seigrunn	Sagen 2	8 h 37 min
09 Sep 2025	Seihav	Flatøyflu disease or zone there	17 h 37 min
08 Sep 2025	Seihav	Flatøyflu disease or zone there	16 h 22 min
07 Sep 2025	Seihav	Flatøyflu disease or zone there	2 h 24 min
07 Sep 2025	Seihav	Flatøyflu disease or zone there	10 h 19 min
06 Sep 2025	Seihav	Flatøyflu disease or zone there	10 h 16 min
27 Aug 2025	Navoey	Storskrebukti	10 h 30 min
26 Aug 2025	Navoey	Storskrebukti	14 h 44 min
25 Aug 2025	Navoey	Storskrebukti	19 h 9 min
24 Aug 2025	Navoey	Storskrebukti	8 h 45 min
23 Aug 2025	Navoey	Storskrebukti	15 h 31 min
22 Aug 2025	Navoey	Storskrebukti	1 h 25 min
27 Jun 2025	Mowi Star	Ihlholmen	1 h 2 min
20 Jun 2025	Navoey	Onarøy	3 h 37 min
18 Jun 2025	Mowi Star	Stualand	1 h 11 min
17 Jun 2025	Seihav	no other farm	18 h 20 min
15 Jun 2025	Seihav	no other farm	21 h 24 min
24 May 2025	Seigrunn	Kyrholmen S disease or zone there	11 h 28 min
07 Apr 2025	Seifjell	Eikebærånæ	3 h 19 min
28 Feb 2025	Seifjell	Sagen 2	2 h 45 min
26 Feb 2025	Seifjell	Sagen 2	1 h 8 min
21 Apr 2024	Seihav	Ålforo	9 h 28 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
H AV 0024	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Lerøy Vest Sjø AS
H FE 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Lerøy Vest Sjø AS
H FE 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Lerøy Vest Sjø AS
H FE 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Lerøy Vest Sjø AS

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