Naustneset

Site 10213 · Gjemnes municipality · Production area 6, Nordmøre og Sør-Trøndelag

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

Broodstock site: the limit may differ from the general one.

0.00Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

2Weeks above the limit in 2026of 20 weeks with a count · broodstock: limit may differCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Freshwater treatment, week 4, 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

7Wellboat visits in 2026by 2 different vessels · latest 25 Aug 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported5,047 salmon, February 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. Broodstock site: the limit may differ from the general one.

2026

Source: Norwegian Food Safety Authority, weekly lice counts reported by the companies · Limit: Regulation on sea lice control § 8 · Updated 01 Oct 2026Broodstock site: the limit may differ from the general one.

Show as table

Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.37	0.5	Below the limit
2	0.56	0.5	Above the limit
3	0.90	0.5	Above the limit
4	0.11	0.5	Below the limit
5	0.11	0.5	Below the limit
6	0.16	0.5	Below the limit
7	0.22	0.5	Below the limit
8	0.21	0.5	Below the limit
9	0.20	0.5	Below the limit
10	0.21	0.5	Below the limit
11	0.20	0.5	Below the limit
12	0.24	0.5	Below the limit
13	0.33	0.5	Below the limit
14	0.43	0.5	Near the limit
15	0.35	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	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.00	0.5	Below the limit
39	0.00	0.5	Below the limit

Earlier years

20251 of 52 weeks with a count above the limit

Show as table

Adult female lice per fish per week, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.13	0.5	Below the limit
2	0.22	0.5	Below the limit
3	0.09	0.5	Below the limit
4	0.38	0.5	Below the limit
5	0.40	0.5	Near the limit
6	0.15	0.5	Below the limit
7	0.07	0.5	Below the limit
8	0.08	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	0.10	0.5	Below the limit
13	0.04	0.5	Below the limit
14	0.08	0.5	Below the limit
15	0.06	0.5	Below the limit
16	0.08	0.2	Below the limit
17	0.08	0.2	Below the limit
18	0.09	0.2	Below the limit
19	0.11	0.2	Below the limit
20	0.09	0.2	Below the limit
21	0.03	0.2	Below the limit
22	0.04	0.5	Below the limit
23	0.06	0.5	Below the limit
24	0.08	0.5	Below the limit
25	0.12	0.5	Below the limit
26	0.11	0.5	Below the limit
27	0.19	0.5	Below the limit
28	0.27	0.5	Below the limit
29	0.13	0.5	Below the limit
30	0.11	0.5	Below the limit
31	0.35	0.5	Below the limit
32	0.30	0.5	Below the limit
33	0.37	0.5	Below the limit
34	0.49	0.5	Near the limit
35	0.22	0.5	Below the limit
36	0.11	0.5	Below the limit
37	0.11	0.5	Below the limit
38	0.33	0.5	Below the limit
39	0.13	0.5	Below the limit
40	0.15	0.5	Below the limit
41	0.12	0.5	Below the limit
42	0.34	0.5	Below the limit
43	0.34	0.5	Below the limit
44	0.73	0.5	Above the limit
45	0.48	0.5	Near the limit
46	0.19	0.5	Below the limit
47	0.11	0.5	Below the limit
48	0.12	0.5	Below the limit
49	0.21	0.5	Below the limit
50	0.27	0.5	Below the limit
51	0.08	0.5	Below the limit
52	0.16	0.5	Below the limit

20240 of 33 weeks with a count above the limit

Show as table

Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.07	0.5	Below the limit
2	0.15	0.5	Below the limit
3	0.27	0.5	Below the limit
4	0.18	0.5	Below the limit
5	0.32	0.5	Below the limit
6	0.42	0.5	Near the limit
7	0.44	0.5	Near the limit
8	0.42	0.5	Near the limit
9	0.28	0.5	Below the limit
10	0.43	0.5	Near the limit
11	0.45	0.5	Near the limit
12	0.30	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	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	0.00	0.5	Below the limit
33	0.00	0.5	Below the limit
34	0.00	0.5	Below the limit
35	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.00	0.5	Below the limit
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	0.01	0.5	Below the limit
44	0.03	0.5	Below the limit
45	0.04	0.5	Below the limit
46	0.04	0.5	Below the limit
47	0.06	0.5	Below the limit
48	0.07	0.5	Below the limit
49	0.05	0.5	Below the limit
50	0.15	0.5	Below the limit
51	0.11	0.5	Below the limit
52	0.05	0.5	Below the limit

20230 of 14 weeks with a count above the limit (data from week 40)

Show as table

Adult female lice per fish per week, 2023
Week	Adult female lice per fish	Lice limit	Status
1	0.03	0.5	Below the limit
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	unknown	0.5	Not reported
39	unknown	0.5	Not reported
40	0.38	0.5	Below the limit
41	0.14	0.5	Below the limit
42	0.13	0.5	Below the limit
43	0.19	0.5	Below the limit
44	0.18	0.5	Below the limit
45	0.46	0.5	Near the limit
46	0.27	0.5	Below the limit
47	0.41	0.5	Near the limit
48	0.06	0.5	Below the limit
49	0.04	0.5	Below the limit
50	0.02	0.5	Below the limit
51	0.05	0.5	Below the limit
52	0.04	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 4, 2026
Freshwater treatment1 pen
Week 51, 2025
Freshwater treatment1 pen
Week 50, 2025
Mechanical delousing4 pens
Week 46, 2025
Mechanical delousing4 pens

Show all 20

Week 45, 2025
Mechanical delousing3 pens
Week 43, 2025
Mechanical delousing5 pens
Week 39, 2025
Mechanical delousing6 pens
Week 37, 2025
Mechanical delousing1 pen
Week 36, 2025
Thermal delousing6 pens
Week 34, 2025
Mechanical delousing6 pens
Week 21, 2025
Mechanical delousing4 pens
Week 20, 2025
Mechanical delousing2 pens
Week 12, 2025
Freshwater treatment, Mechanical delousingWhole site
Week 6, 2025
Medicinal bathWhole site · Azamethiphos
Week 8, 2024
Freshwater treatment1 pen
Week 48, 2023
Mechanical delousing, Freshwater treatment12 pens
Week 46, 2023
Mechanical delousing5 pens
Week 45, 2023
Mechanical delousing1 pen
Week 41, 2023
Mechanical delousing2 pens
Week 40, 2023
Mechanical delousing5 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

27 Feb 2024
5,047 salmon escapedCause: Alle nøter blir inspisert iløpet av dagen, vet ikke omfang enda, eller om det er skade på noen av nøtene · recaptured 1 · Directorate of Fisheries

Wellboat visits

7 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
25 Aug 2026	Mowi Star	no other farm	4 h 1 min
23 Aug 2026	Mowi Star	Buholmen disease or zone there	9 h 6 min
23 Aug 2026	Mowi Star	Buholmen disease or zone there	34 min
25 Apr 2026	Kristiansund	Storskogøya	3 h 32 min
25 Jan 2026	Kristiansund	Urda	2 h 39 min
20 Jan 2026	Kristiansund	Bogen	24 h 52 min
06 Jan 2026	Kristiansund	Høybuvika	4 h 7 min
21 Dec 2025	Kristiansund	Sjølsvik	7 h 45 min
14 Dec 2025	Kristiansund	Langskjæra	12 h 53 min
03 Dec 2025	Kristiansund	Høybuvika	3 h 27 min
30 Nov 2025	Kristiansund	Høybuvika	3 h 18 min
20 Oct 2025	Kristiansund	Vullum	2 h 51 min

Show 29 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
21 Sep 2025	Froey Viking	Endreset	1 h 49 min
20 Aug 2025	Kristiansund	Endreset	17 h 58 min
19 Aug 2025	Kristiansund	Endreset	16 h 52 min
18 Aug 2025	Froey Viking	Vullum	1 h 39 min
18 Aug 2025	Kristiansund	Endreset	18 h 37 min
17 Aug 2025	Froey Viking	Vullum	2 h 9 min
19 May 2025	Froy Hovding	Sjølsvik	14 h 42 min
21 Mar 2025	Froy Hovding	Sjølsvik	13 h 19 min
20 Mar 2025	Froy Hovding	Sjølsvik	20 h 15 min
18 Mar 2025	Froy Hovding	Sjølsvik	25 h 48 min
07 Feb 2025	Froey Viking	Halsbukta	1 h 41 min
07 Feb 2025	Froey Viking	Halsbukta	3 h 9 min
06 Feb 2025	Froey Viking	Halsbukta	3 h 2 min
06 Feb 2025	Froey Viking	Halsbukta	3 h 6 min
06 Feb 2025	Froey Viking	Halsbukta	1 h 53 min
05 Feb 2025	Froey Viking	Halsbukta	3 h 11 min
05 Feb 2025	Froey Viking	Halsbukta	3 h 35 min
28 Sep 2024	Smola Vag	Sjølsvik	2 h 4 min
25 Sep 2024	Smola Vag	Sjølsvik	56 min
09 Aug 2024	Neptun	Sandholmane	2 h 57 min
31 Mar 2024	Kristiansund	Endreset	1 h 37 min
26 Mar 2024	Froy Hovding	no other farm	4 h 23 min
17 Mar 2024	Kristiansund	Endreset	1 h 19 min
14 Mar 2024	Kristiansund	Endreset	1 h 59 min
27 Feb 2024	Froey Viking	no other farm	2 h 49 min
22 Feb 2024	Froey Viking	no other farm	5 h 43 min
19 Feb 2024	Froey Viking	no other farm	5 h 26 min
11 Feb 2024	Kristiansund	Hendneset	1 h 49 min
08 Feb 2024	Kristiansund	Hausan	1 h 39 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
M FI 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M FI 0004	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M FI 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M FI 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M HS 0009	Kommersiell / stamfiskSalmon	780 t	Lerøy Midt AS
TR HM 0001	Forskning / matfiskSalmon	780 t	Nofima AS
TR HM 0002	Forskning / matfiskSalmon	390 t	Nofima AS

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