Ramsøy S

Site 11651 · Askøy 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: 0.35 in week 23, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 23 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

5Lice treatments in 2026Latest: Thermal delousing, week 17, 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

14Wellboat visits in 2026by 2 different vessels · latest 22 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 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	0.09	0.5	Below the limit
2	0.02	0.5	Below the limit
3	0.02	0.5	Below the limit
4	0.07	0.5	Below the limit
5	0.05	0.5	Below the limit
6	0.07	0.5	Below the limit
7	0.07	0.5	Below the limit
8	0.16	0.5	Below the limit
9	0.26	0.5	Below the limit
10	0.38	0.5	Below the limit
11	0.22	0.5	Below the limit
12	0.27	0.5	Below the limit
13	0.11	0.5	Below the limit
14	0.14	0.5	Below the limit
15	0.16	0.5	Below the limit
16	0.15	0.2	Below the limit
17	0.13	0.2	Below the limit
18	0.14	0.2	Below the limit
19	0.06	0.2	Below the limit
20	0.12	0.2	Below the limit
21	0.13	0.2	Below the limit
22	0.30	0.5	Below the limit
23	0.35	0.5	Below the limit
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

20256 of 40 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	Not reported
10	unknown	0.5	Not reported
11	unknown	0.5	Not reported
12	unknown	0.5	Not reported
13	0.02	0.5	Below the limit
14	0.02	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	0.02	0.2	Below the limit
20	0.03	0.2	Below the limit
21	0.04	0.2	Below the limit
22	0.05	0.5	Below the limit
23	0.10	0.5	Below the limit
24	0.15	0.5	Below the limit
25	0.08	0.5	Below the limit
26	0.14	0.5	Below the limit
27	0.21	0.5	Below the limit
28	0.16	0.5	Below the limit
29	0.09	0.5	Below the limit
30	0.08	0.5	Below the limit
31	0.08	0.5	Below the limit
32	0.12	0.5	Below the limit
33	0.39	0.5	Below the limit
34	0.59	0.5	Above the limit
35	0.25	0.5	Below the limit
36	0.22	0.5	Below the limit
37	0.37	0.5	Below the limit
38	0.45	0.5	Near the limit
39	0.47	0.5	Near the limit
40	0.66	0.5	Above the limit
41	0.96	0.5	Above the limit
42	1.18	0.5	Above the limit
43	1.26	0.5	Above the limit
44	0.24	0.5	Below the limit
45	0.15	0.5	Below the limit
46	0.29	0.5	Below the limit
47	0.75	0.5	Above the limit
48	0.39	0.5	Below the limit
49	0.19	0.5	Below the limit
50	0.26	0.5	Below the limit
51	0.32	0.5	Below the limit
52	0.42	0.5	Near the limit

20241 of 34 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	0.27	0.5	Below the limit
2	0.33	0.5	Below the limit
3	0.16	0.5	Below the limit
4	0.06	0.5	Below the limit
5	0.10	0.5	Below the limit
6	0.08	0.5	Below the limit
7	0.08	0.5	Below the limit
8	0.07	0.5	Below the limit
9	0.08	0.5	Below the limit
10	0.13	0.5	Below the limit
11	0.10	0.5	Below the limit
12	0.15	0.5	Below the limit
13	0.15	0.5	Below the limit
14	0.06	0.5	Below the limit
15	0.07	0.5	Below the limit
16	0.07	0.2	Below the limit
17	0.17	0.2	Near the limit
18	0.11	0.2	Below the limit
19	0.15	0.2	Below the limit
20	0.11	0.2	Below the limit
21	0.15	0.2	Below the limit
22	0.36	0.5	Below the limit
23	0.14	0.5	Below the limit
24	0.30	0.5	Below the limit
25	0.04	0.5	Below the limit
26	0.10	0.5	Below the limit
27	0.10	0.5	Below the limit
28	0.20	0.5	Below the limit
29	0.33	0.5	Below the limit
30	0.55	0.5	Above the limit
31	0.45	0.5	Near the limit
32	0.40	0.5	Near the limit
33	0.47	0.5	Near the limit
34	0.35	0.5	Below the limit
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	0.18	0.5	Below the limit
41	0.10	0.5	Below the limit
42	0.21	0.5	Below the limit
43	0.18	0.5	Below the limit
44	0.13	0.5	Below the limit
45	0.07	0.5	Below the limit
46	0.08	0.5	Below the limit
47	0.08	0.5	Below the limit
48	0.13	0.5	Below the limit
49	0.14	0.5	Below the limit
50	0.30	0.5	Below the limit
51	0.25	0.5	Below the limit
52	0.25	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 17, 2026
Thermal delousing4 pens
Week 13, 2026
Thermal delousing1 pen
Week 11, 2026
Thermal delousing, Freshwater treatment5 pens
Week 1, 2026
Thermal delousing, Freshwater treatmentWhole site

Show all 20

Week 49, 2025
Thermal delousing, Freshwater treatment2 pens
Week 48, 2025
Thermal delousing, Freshwater treatment10 pens
Week 44, 2025
Thermal delousing, Freshwater treatmentWhole site
Week 39, 2025
Medicinal bath, Thermal delousing3 pens · Azamethiphos
Week 35, 2025
Medicinal bath, Thermal delousing, Freshwater treatment7 pens · Azamethiphos
Week 28, 2025
Freshwater treatment, Thermal delousing6 pens
Week 32, 2024
Thermal delousing2 pens
Week 31, 2024
Mechanical delousing1 pen
Week 23, 2024
Mechanical delousingWhole site
Week 18, 2024
Freshwater treatment, Thermal delousing3 pens
Week 15, 2024
Freshwater treatment, Thermal delousing2 pens
Week 3, 2024
Freshwater treatment, Thermal delousing4 pens
Week 51, 2023
Other treatment2 pens · Kombi - FV og Thermisk
Week 47, 2023
Other treatment1 pen · Kombi - FV og Thermisk
Week 43, 2023
Other treatment1 pen · Kombi - FV og Thermisk
Week 40, 2023
Other treatment1 pen · Ferskvannsbad, Kombi - FV og Thermisk

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

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
22 Apr 2026	Seigrunn	Rongøy	12 h 43 min
21 Apr 2026	Seigrunn	Rongøy	13 h 17 min
20 Apr 2026	Seigrunn	Rongøy	1 h 24 min
20 Apr 2026	Seigrunn	Raunevågen	2 h 7 min
25 Mar 2026	Seihav	Sagen 2	9 h 56 min
14 Mar 2026	Seigrunn	Djupevika	4 h 46 min
13 Mar 2026	Seigrunn	Djupevika	12 h 12 min
11 Mar 2026	Seigrunn	Djupevika	5 h 58 min
10 Mar 2026	Seigrunn	Djupevika	14 h 52 min
05 Jan 2026	Seihav	Sagen 2	3 h 50 min
04 Jan 2026	Seihav	Sagen 2	16 h 22 min
03 Jan 2026	Seihav	Sagen 2	13 h 45 min

Show 24 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
02 Jan 2026	Seihav	Sagen 2	11 h 12 min
01 Jan 2026	Seihav	Matløyso	21 h 2 min
03 Dec 2025	Seigrunn	Sagen 2	2 h 29 min
01 Dec 2025	Seigrunn	Sagen 2	15 h 10 min
30 Nov 2025	Seigrunn	Sagen 2	19 h 54 min
29 Nov 2025	Seigrunn	Sagen 2	11 h 43 min
27 Nov 2025	Seigrunn	Sagen 2	9 h 12 min
27 Oct 2025	Seihav	Sagen 2	34 h 35 min
27 Sep 2025	Seihav	Storevikholmen	2 h 42 min
26 Sep 2025	Seihav	Storevikholmen	4 h 10 min
28 Aug 2025	Seihav	Flatøyflu ISA/PD outbreak there	1 h 15 min
27 Aug 2025	Seihav	Flatøyflu ISA/PD outbreak there	16 h 10 min
26 Aug 2025	Seihav	Flatøyflu ISA/PD outbreak there	9 h 11 min
23 Jul 2025	Mowi Star	Ljøsøy N	1 h 6 min
16 Jul 2025	Mowi Star	Matløyso	1 h 4 min
09 Jul 2025	Seigrunn	Sagen 2	6 h 36 min
08 Jul 2025	Seigrunn	Sagen 2	18 h 29 min
08 Apr 2025	Seifjell	Kelvesteinen	7 h 42 min
27 Mar 2025	Mowi Star	Stualand	1 h 16 min
02 May 2024	Seihav	Naveide ISA/PD outbreak there	18 h 29 min
08 Apr 2024	Seihav	Sagen 2	9 h 48 min
29 Jan 2024	Navoey	Sagen 2	2 h 42 min
18 Jan 2024	Seihav	Sauøy	22 h 58 min
17 Jan 2024	Seihav	Sauøy	11 h 15 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