Reitholmen

Site 13887 · Hitra municipality · Production area 6, Nordmøre og Sør-Trøndelag

Below the lice limit, week 39Operated by Lerøy Midt Sjø AS · group Lerøy Seafood Group

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 2 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 recordedRegister since 26 Nov 2024 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Wellboat visits in 2026Latest visit 03 Nov 2025Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported8,421 salmon, May 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	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	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

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	0.01	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.01	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.01	0.5	Below the limit
6	0.06	0.5	Below the limit
7	0.03	0.5	Below the limit
8	0.02	0.5	Below the limit
9	0.05	0.5	Below the limit
10	0.02	0.5	Below the limit
11	0.11	0.5	Below the limit
12	0.03	0.5	Below the limit
13	0.09	0.5	Below the limit
14	0.19	0.5	Below the limit
15	0.15	0.5	Below the limit
16	0.15	0.2	Below the limit
17	0.18	0.2	Near the limit
18	0.18	0.2	Near the limit
19	0.17	0.2	Near the limit
20	0.16	0.2	Below the limit
21	0.13	0.2	Below the limit
22	0.24	0.5	Below the limit
23	0.19	0.5	Below the limit
24	0.28	0.5	Below the limit
25	0.32	0.5	Below the limit
26	0.48	0.5	Near the limit
27	0.41	0.5	Near the limit
28	0.50	0.5	Above the limit
29	0.15	0.5	Below the limit
30	0.16	0.5	Below the limit
31	0.39	0.5	Below the limit
32	0.40	0.5	Near the limit
33	0.72	0.5	Above the limit
34	1.59	0.5	Above the limit
35	1.04	0.5	Above the limit
36	0.13	0.5	Below the limit
37	0.23	0.5	Below the limit
38	0.49	0.5	Near the limit
39	1.93	0.5	Above the limit
40	3.26	0.5	Above the limit
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

20240 of 29 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	0.13	0.5	Below the limit
2	0.13	0.5	Below the limit
3	0.17	0.5	Below the limit
4	0.13	0.5	Below the limit
5	0.33	0.5	Below the limit
6	0.18	0.5	Below the limit
7	0.17	0.5	Below the limit
8	0.13	0.5	Below the limit
9	0.23	0.5	Below the limit
10	0.12	0.5	Below the limit
11	0.17	0.5	Below the limit
12	0.17	0.5	Below the limit
13	0.07	0.5	Below the limit
14	0.20	0.5	Below the limit
15	0.32	0.5	Below the limit
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	unknown	0.5	Not reported
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	0.01	0.5	Below the limit
46	0.00	0.5	Below the limit
47	0.00	0.5	Below the limit
48	0.00	0.5	Below the limit
49	0.01	0.5	Below the limit
50	0.01	0.5	Below the limit
51	0.01	0.5	Below the limit
52	0.01	0.5	Below the limit

20231 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	0.24	0.5	Below the limit
41	0.08	0.5	Below the limit
42	0.59	0.5	Above the limit
43	0.39	0.5	Below the limit
44	0.10	0.5	Below the limit
45	0.22	0.5	Below the limit
46	0.27	0.5	Below the limit
47	0.17	0.5	Below the limit
48	0.33	0.5	Below the limit
49	0.27	0.5	Below the limit
50	0.35	0.5	Below the limit
51	0.30	0.5	Below the limit
52	0.13	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 40, 2025
Mechanical delousing3 pens
Week 39, 2025
Mechanical delousing1 pen
Week 35, 2025
Mechanical delousing, Freshwater treatment14 pens
Week 32, 2025
Mechanical delousing5 pens

Show all 9

Week 29, 2025
Mechanical delousing, Freshwater treatment6 pens
Week 27, 2025
Other treatment3 pens · Kombi - Ferskvann og Wellfighter
Week 26, 2025
Other treatment1 pen · Kombi - Ferskvann og Wellfighter
Week 43, 2023
Mechanical delousing3 pens
Week 40, 2023
Mechanical delousingWhole site

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

05 May 2024
8,421 salmon escapedDirectorate of Fisheries

Wellboat visits

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 Nov 2025	Tonny	Hyseneset	1 h 11 min
26 Oct 2025	Kristiansund	Naustneset	2 h 13 min
25 Oct 2025	Kristiansund	Naustneset	2 h 15 min
24 Oct 2025	Kristiansund	Naustneset	3 h 15 min
23 Oct 2025	Kristiansund	Naustneset	2 h 0 min
22 Oct 2025	Kristiansund	Naustneset	3 h 55 min
15 Oct 2025	Tonny	Naustholmen	3 h 44 min
11 Oct 2025	Froey Viking	Vullum	4 h 42 min
11 Oct 2025	Froey Viking	Vullum	2 h 13 min
07 Oct 2025	Njord Kya	Ulvan	1 h 58 min
02 Oct 2025	Tonny	Endreset	50 min
04 Sep 2025	Kristiansund	Skåren	2 h 13 min

Show 39 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
03 Sep 2025	Kristiansund	Skåren	1 h 44 min
02 Sep 2025	Kristiansund	Skåren	40 min
02 Sep 2025	Kristiansund	Skåren	1 h 51 min
01 Sep 2025	Kristiansund	Skåren	2 h 48 min
01 Sep 2025	Froy Hovding	Langskjæra	2 h 26 min
31 Aug 2025	Froy Hovding	Langskjæra	13 h 22 min
30 Aug 2025	Froy Hovding	Langskjæra	13 h 12 min
28 Aug 2025	Froy Hovding	Langskjæra	46 h 36 min
27 Aug 2025	Froy Hovding	Langskjæra	2 h 14 min
27 Aug 2025	Froy Hovding	Langskjæra	39 min
25 Aug 2025	Froy Hovding	Langskjæra	46 h 47 min
08 Aug 2025	Froy Hovding	Ulværholmen	43 h 47 min
07 Aug 2025	Froy Hovding	Ulværholmen	13 h 57 min
05 Aug 2025	Froy Hovding	Ulværholmen	17 h 0 min
01 Aug 2025	Froy Hovding	Langskjæra	11 h 36 min
26 Jul 2025	Tonny	Ulværholmen	37 min
21 Jul 2025	Froy Hovding	Halsbukta	11 h 0 min
20 Jul 2025	Froy Hovding	Halsbukta	8 h 34 min
19 Jul 2025	Froy Hovding	Halsbukta	21 h 20 min
18 Jul 2025	Froy Hovding	Halsbukta	5 h 16 min
03 Jul 2025	Froy Hovding	Endreset	10 h 12 min
02 Jul 2025	Froy Hovding	Endreset	19 h 27 min
01 Jul 2025	Froy Hovding	Endreset	7 h 8 min
01 Jul 2025	Froy Hovding	Endreset	2 h 35 min
29 Jun 2025	Froy Hovding	Endreset	17 h 17 min
24 Oct 2024	Froey Viking	Endreset	1 h 56 min
23 Oct 2024	Froey Viking	Endreset	1 h 55 min
02 Oct 2024	Froey Viking	Fugløya	7 h 26 min
29 Sep 2024	Froey Viking	Fugløya	6 h 10 min
28 Sep 2024	Froey Viking	Fugløya	3 h 14 min
12 Sep 2024	Neptun	no other farm	5 h 24 min
05 Sep 2024	Neptun	Haugsnesvåg	7 h 34 min
05 May 2024	Froey Viking	Skåren	3 h 59 min
02 May 2024	Froey Viking	Skåren	3 h 57 min
02 May 2024	Kristiansund	Langskjæra II disease or zone there	2 h 35 min
01 May 2024	Froey Viking	Skåren	34 min
22 Apr 2024	Kristiansund	Høybuvika	4 h 29 min
11 Apr 2024	Kristiansund	Endreset	3 h 40 min
11 Apr 2024	Tonny	Endreset	34 min

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

Licences

Site MAB: 5,460 tonnes

Licence	Type	Capacity	Holder
ST H 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
ST H 0012	Kommersiell / matfiskSalmon, Rainbow trout, Trout	805 t	Lerøy Midt Sjø AS
ST H 0015	Kommersiell / matfiskSalmon, Rainbow trout, Trout	805 t	Lerøy Midt Sjø AS
ST H 0018	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
ST H 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	822 t	Lerøy Midt Sjø AS
ST H 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	820 t	Lerøy Midt Sjø AS
ST H 0056	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Lerøy Midt AS

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