Nordeimsøyna

Site 14495 · Stavanger municipality · Production area 2, Ryfylke

Near the lice limit, week 39Operated by Grieg Seafood Farming AS · group Grieg Seafood

0.42Adult female lice per fishLimit 0.50 · near the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 27 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

2Lice treatments in 2026Latest: Mechanical delousing, week 2, 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

11Wellboat visits in 2026by 2 different vessels · latest 18 Jul 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	0.48	0.5	Near the limit
2	0.30	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.10	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.03	0.5	Below the limit
8	0.08	0.5	Below the limit
9	0.08	0.5	Below the limit
10	0.10	0.5	Below the limit
11	0.10	0.5	Below the limit
12	0.13	0.5	Below the limit
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	0.00	0.5	Below the limit
26	0.00	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	0.10	0.5	Below the limit
32	0.11	0.5	Below the limit
33	0.12	0.5	Below the limit
34	0.16	0.5	Below the limit
35	0.20	0.5	Below the limit
36	0.34	0.5	Below the limit
37	0.31	0.5	Below the limit
38	0.37	0.5	Below the limit
39	0.42	0.5	Near the limit

Earlier years

20251 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	0.26	0.5	Below the limit
2	0.25	0.5	Below the limit
3	0.26	0.5	Below the limit
4	0.44	0.5	Near the limit
5	0.38	0.5	Below the limit
6	0.40	0.5	Near the limit
7	0.26	0.5	Below the limit
8	0.46	0.5	Near the limit
9	0.42	0.5	Near the limit
10	0.40	0.5	Near the limit
11	0.40	0.5	Near the limit
12	0.41	0.5	Near the limit
13	0.39	0.5	Below the limit
14	0.42	0.5	Near the limit
15	0.33	0.5	Below the limit
16	0.19	0.2	Near the limit
17	0.18	0.2	Near the limit
18	0.09	0.2	Below the limit
19	0.15	0.2	Below the limit
20	0.12	0.2	Below the limit
21	0.16	0.2	Below the limit
22	0.33	0.5	Below the limit
23	0.17	0.5	Below the limit
24	0.17	0.5	Below the limit
25	0.29	0.5	Below the limit
26	0.27	0.5	Below the limit
27	0.35	0.5	Below the limit
28	0.43	0.5	Near the limit
29	0.39	0.5	Below the limit
30	0.39	0.5	Below the limit
31	0.33	0.5	Below the limit
32	0.37	0.5	Below the limit
33	0.40	0.5	Near the limit
34	0.38	0.5	Below the limit
35	0.40	0.5	Near the limit
36	0.10	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.10	0.5	Below the limit
40	0.20	0.5	Below the limit
41	0.15	0.5	Below the limit
42	0.05	0.5	Below the limit
43	0.05	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.03	0.5	Below the limit
46	0.10	0.5	Below the limit
47	0.30	0.5	Below the limit
48	1.25	0.5	Above the limit
49	0.48	0.5	Near the limit
50	0.43	0.5	Near the limit
51	0.48	0.5	Near the limit
52	0.43	0.5	Near 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	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	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	0.00	0.5	Below the limit
24	0.00	0.5	Below the limit
25	0.00	0.5	Below the limit
26	0.00	0.5	Below the limit
27	0.01	0.5	Below the limit
28	0.01	0.5	Below the limit
29	0.14	0.5	Below the limit
30	0.14	0.5	Below the limit
31	0.05	0.5	Below the limit
32	0.07	0.5	Below the limit
33	0.04	0.5	Below the limit
34	0.13	0.5	Below the limit
35	0.16	0.5	Below the limit
36	0.10	0.5	Below the limit
37	0.09	0.5	Below the limit
38	0.06	0.5	Below the limit
39	0.02	0.5	Below the limit
40	0.02	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.03	0.5	Below the limit
43	0.06	0.5	Below the limit
44	0.01	0.5	Below the limit
45	0.04	0.5	Below the limit
46	0.02	0.5	Below the limit
47	0.04	0.5	Below the limit
48	0.05	0.5	Below the limit
49	0.05	0.5	Below the limit
50	0.11	0.5	Below the limit
51	0.15	0.5	Below the limit
52	0.20	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 2, 2026
Freshwater treatment, Mechanical delousing2 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

11 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
18 Jul 2026	Ronja Azul	Kjeura	1 h 44 min
03 Jul 2026	Ronja Queen	Kjeura	3 h 18 min
02 Jul 2026	Ronja Queen	Kjeura	3 h 50 min
14 Jun 2026	Ronja Azul	Store Teistholmen Ø	1 h 53 min
14 Jun 2026	Ronja Azul	Store Teistholmen Ø	1 h 46 min
13 Jun 2026	Ronja Azul	Store Teistholmen Ø	1 h 33 min
15 Mar 2026	Ronja Azul	Helgøy	1 h 54 min
11 Jan 2026	Ronja Azul	Helgøy	1 h 30 min
10 Jan 2026	Ronja Azul	Helgøy	14 h 38 min
08 Jan 2026	Ronja Azul	Helgøy	6 h 58 min
07 Jan 2026	Ronja Azul	Helgøy	7 h 2 min
20 Aug 2025	Ronja Superior	Helgøy	30 min

Show 27 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
20 Aug 2025	Ronja Superior	Helgøy	1 h 30 min
15 Aug 2025	Ronja Superior	Helgøy	2 h 27 min
14 Aug 2025	Ronja Superior	Helgøy	1 h 14 min
14 Aug 2025	Ronja Superior	Helgøy	44 min
13 Aug 2025	Ronja Superior	Helgøy	1 h 21 min
10 Aug 2025	Norwegian Gannet	Torangskjeret	4 h 43 min
31 Jul 2025	Norwegian Gannet	Voldnes	4 h 28 min
26 Jun 2025	Ronja Azul	Helgøy	2 h 24 min
25 Jun 2025	Ronja Azul	Helgøy	1 h 57 min
24 Jun 2025	Ronja Azul	Helgøy	2 h 15 min
24 Jun 2025	Ronja Azul	Kilavågen Sjø	1 h 2 min
19 Jun 2025	Ronja Azul	Helgøy	3 h 5 min
18 Jun 2025	Ronja Azul	Helgøy	2 h 27 min
16 Jun 2025	Ronja Azul	Helgøy	2 h 1 min
15 Jun 2025	Ronja Azul	no other farm	2 h 49 min
20 May 2025	Ronja Azul	Helgøy	50 min
19 May 2025	Ronja Azul	Helgøy	1 h 32 min
11 May 2025	Ronja Azul	Helgøy	2 h 38 min
09 Dec 2024	Ronja Queen	Svollandsneset	2 h 6 min
09 Dec 2024	Ronja Queen	Svollandsneset	6 h 0 min
03 Aug 2024	Ronja Mistral	Dyrholmen	1 h 4 min
02 Jul 2024	Ronja Azul	Helgøy	1 h 24 min
01 Jul 2024	Ronja Azul	Helgøy	54 min
08 Jun 2024	Ronja Mistral	Lyklingholmen N	2 h 43 min
07 Jun 2024	Ronja Mistral	Lyklingholmen N	1 h 28 min
06 Jun 2024	Ronja Mistral	Lyklingholmen N	2 h 23 min
05 Jun 2024	Ronja Mistral	Lyklingholmen N	1 h 44 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
Grieg Seafood Rogaland Sjø AS	Week 23, 2024	Week 47, 2025
Cermaq Finnmark Farming AS	Week 50, 2024	Week 50, 2024
Grieg Seafood Farming AS	Week 48, 2025	Week 39, 2026

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

Licences

Site MAB: 5,160 tonnes

Licence	Type	Capacity	Holder
R B 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R B 0013	Kommersiell / matfiskSalmon, Rainbow trout, Trout	527 t	Grieg Seafood Farming AS
R F 0004	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R K 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R KV 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R KV 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R S 0001	Forskning / matfiskSalmon, Rainbow trout, Trout	780 t	Skretting AS
R S 0002	Forskning / matfiskSalmon, Rainbow trout, Trout	780 t	Skretting AS
R SS 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,576 t	Grieg Seafood Farming AS
R SS 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Grieg Seafood Farming AS
R ST 0015	Undervisning / matfiskSalmon, Rainbow trout, Trout	780 t	Rogaland Fylkeskommune

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