Korsneset

Site 10224 · Heim municipality · Production area 6, Nordmøre og Sør-Trøndelag

Below the lice limit, week 39Operated by Salmar Oppdrett AS · group SalMar

0.18Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Weeks above the limit in 2026of 39 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

6Lice treatments in 2026Latest: Mechanical delousing, week 38, 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

4Wellboat visits in 2026by 1 vessel · latest 05 Aug 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

Show as table

Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.00	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.01	0.5	Below the limit
8	0.01	0.5	Below the limit
9	0.04	0.5	Below the limit
10	0.05	0.5	Below the limit
11	0.04	0.5	Below the limit
12	0.03	0.5	Below the limit
13	0.03	0.5	Below the limit
14	0.01	0.5	Below the limit
15	0.01	0.5	Below the limit
16	0.01	0.2	Below the limit
17	0.02	0.2	Below the limit
18	0.03	0.2	Below the limit
19	0.01	0.2	Below the limit
20	0.01	0.2	Below the limit
21	0.06	0.2	Below the limit
22	0.06	0.5	Below the limit
23	0.05	0.5	Below the limit
24	0.06	0.5	Below the limit
25	0.05	0.5	Below the limit
26	0.06	0.5	Below the limit
27	0.07	0.5	Below the limit
28	0.07	0.5	Below the limit
29	0.08	0.5	Below the limit
30	0.09	0.5	Below the limit
31	0.17	0.5	Below the limit
32	0.10	0.5	Below the limit
33	0.07	0.5	Below the limit
34	0.24	0.5	Below the limit
35	0.47	0.5	Near the limit
36	0.15	0.5	Below the limit
37	0.62	0.5	Above the limit
38	0.12	0.5	Below the limit
39	0.18	0.5	Below the limit

Earlier years

20257 of 39 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	0.66	0.5	Above the limit
2	0.47	0.5	Near the limit
3	0.48	0.5	Near the limit
4	0.35	0.5	Below the limit
5	0.49	0.5	Near the limit
6	0.63	0.5	Above the limit
7	0.49	0.5	Near the limit
8	0.47	0.5	Near the limit
9	0.45	0.5	Near the limit
10	0.49	0.5	Near the limit
11	0.08	0.5	Below the limit
12	0.11	0.5	Below the limit
13	0.22	0.5	Below the limit
14	0.28	0.5	Below the limit
15	0.37	0.5	Below the limit
16	0.14	0.2	Below the limit
17	0.05	0.2	Below the limit
18	0.03	0.2	Below the limit
19	0.08	0.2	Below the limit
20	0.05	0.2	Below the limit
21	0.17	0.2	Near the limit
22	0.06	0.5	Below the limit
23	0.10	0.5	Below the limit
24	0.14	0.5	Below the limit
25	0.40	0.5	Near the limit
26	0.69	0.5	Above the limit
27	0.60	0.5	Above the limit
28	0.74	0.5	Above the limit
29	1.01	0.5	Above the limit
30	0.20	0.5	Below the limit
31	0.47	0.5	Near the limit
32	0.63	0.5	Above the limit
33	0.35	0.5	Below the limit
34	0.37	0.5	Below the limit
35	0.26	0.5	Below the limit
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	0.00	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.00	0.5	Below the limit
52	0.00	0.5	Below the limit

20240 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

Show as table

Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.00	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.00	0.5	Below the limit
8	0.00	0.5	Below the limit
9	0.00	0.5	Below the limit
10	0.00	0.5	Below the limit
11	0.00	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.00	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	0.00	0.2	Below the limit
20	0.00	0.2	Below the limit
21	0.01	0.2	Below the limit
22	0.00	0.5	Below the limit
23	0.05	0.5	Below the limit
24	0.02	0.5	Below the limit
25	0.01	0.5	Below the limit
26	0.02	0.5	Below the limit
27	0.02	0.5	Below the limit
28	0.01	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.11	0.5	Below the limit
31	0.06	0.5	Below the limit
32	0.05	0.5	Below the limit
33	0.15	0.5	Below the limit
34	0.14	0.5	Below the limit
35	0.23	0.5	Below the limit
36	0.22	0.5	Below the limit
37	0.43	0.5	Near the limit
38	0.49	0.5	Near the limit
39	0.28	0.5	Below the limit
40	0.21	0.5	Below the limit
41	0.38	0.5	Below the limit
42	0.08	0.5	Below the limit
43	0.28	0.5	Below the limit
44	0.15	0.5	Below the limit
45	0.41	0.5	Near the limit
46	0.48	0.5	Near the limit
47	0.39	0.5	Below the limit
48	0.17	0.5	Below the limit
49	0.25	0.5	Below the limit
50	0.22	0.5	Below the limit
51	0.25	0.5	Below the limit
52	0.18	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 38, 2026
Mechanical delousing11 pens
Week 37, 2026
Mechanical delousing1 pen
Week 36, 2026
Mechanical delousing1 pen
Week 35, 2026
Mechanical delousing11 pens

Show all 32

Week 32, 2026
Mechanical delousing10 pens
Week 31, 2026
Mechanical delousing2 pens
Week 34, 2025
Mechanical delousing4 pens
Week 33, 2025
Mechanical delousing2 pens
Week 32, 2025
Mechanical delousing3 pens
Week 30, 2025
Mechanical delousing5 pens
Week 29, 2025
Mechanical delousing1 pen
Week 27, 2025
Mechanical delousing5 pens
Week 26, 2025
Mechanical delousing2 pens
Week 22, 2025
Mechanical delousing6 pens
Week 21, 2025
Mechanical delousing4 pens
Week 17, 2025
Mechanical delousing2 pens
Week 16, 2025
Mechanical delousing7 pens
Week 15, 2025
Mechanical delousing1 pen
Week 11, 2025
Medicinal bath5 pens · Azamethiphos
Week 10, 2025
Medicinal bath2 pens · Azamethiphos
Week 9, 2025
Medicinal bath3 pens · Azamethiphos
Week 4, 2025
Mechanical delousing4 pens
Week 3, 2025
Mechanical delousing1 pen
Week 2, 2025
Mechanical delousing5 pens
Week 48, 2024
Mechanical delousing3 pens
Week 47, 2024
Mechanical delousing8 pens
Week 46, 2024
Mechanical delousing2 pens
Week 42, 2024
Mechanical delousing10 pens
Week 41, 2024
Mechanical delousing2 pens
Week 40, 2024
Mechanical delousing1 pen
Week 39, 2024
Mechanical delousing7 pens
Week 38, 2024
Other treatment4 pens · Hydrolicer

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

4 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
05 Aug 2026	Ro Vision	Nordskag	10 h 59 min
03 Aug 2026	Ro Vision	Nordskag	42 h 57 min
03 Aug 2026	Ro Vision	Nordskag	12 h 59 min
02 Aug 2026	Ro Vision	Nordskag	15 h 53 min
23 Dec 2025	Ronja Aurora	Fjordprakken	1 h 47 min
23 Dec 2025	Ronja Aurora	Fjordprakken	2 h 15 min
23 Dec 2025	Ronja Aurora	Fjordprakken	1 h 16 min
21 Dec 2025	Ronja Aurora	Fjordprakken	3 h 51 min
10 Dec 2025	Ronja Vita	Gjerdinga	4 h 11 min
09 Dec 2025	Ronja Aurora	Solværet	2 h 17 min
03 Dec 2025	Ronja Aurora	Solværet	2 h 47 min
16 Sep 2025	Ronja Princess	Nordskag	4 h 36 min

Show 45 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
22 Aug 2025	Ronja Princess	Hendneset	3 h 38 min
27 Jul 2025	Aasvaerfjord	Reiråklakken disease or zone there	22 h 41 min
25 Jul 2025	Ronja Princess	Nordskag	3 h 14 min
24 Jul 2025	Ronja Princess	Nordskag	2 h 29 min
23 Jul 2025	Ronja Princess	Nordskag	1 h 13 min
21 Jul 2025	Ronja Princess	Nordskag	4 h 15 min
20 Jul 2025	Ronja Princess	Nordskag	4 h 4 min
15 Jul 2025	Ronja Princess	Nordskag	3 h 40 min
14 Jul 2025	Ronja Princess	Nordskag	3 h 20 min
13 Jul 2025	Ronja Princess	Nordskag	2 h 24 min
05 Jul 2025	Froy Odin	Nordskag	4 h 8 min
28 Jun 2025	Ronja Princess	Nordskag	2 h 33 min
14 Mar 2025	Froy Odin	no other farm	7 h 38 min
13 Mar 2025	Froy Odin	no other farm	5 h 12 min
13 Mar 2025	Froy Odin	no other farm	5 h 34 min
12 Mar 2025	Froy Odin	no other farm	5 h 13 min
12 Mar 2025	Froy Odin	Nordskag	6 h 38 min
11 Mar 2025	Froy Odin	Nordskag	4 h 40 min
11 Mar 2025	Froy Odin	Nordskag	6 h 10 min
10 Mar 2025	Froy Odin	Nordskag	2 h 35 min
10 Mar 2025	Froy Odin	Nordskag	4 h 54 min
10 Mar 2025	Froy Odin	Nordskag	4 h 55 min
09 Mar 2025	Froy Odin	Nordskag	4 h 44 min
09 Mar 2025	Froy Odin	Nordskag	5 h 40 min
08 Mar 2025	Froy Odin	Nordskag	7 h 5 min
08 Mar 2025	Froy Odin	Nordskag	3 h 36 min
01 Mar 2025	Froy Odin	Nordskag	1 h 35 min
01 Mar 2025	Ronja Princess	Nordskag	32 min
01 Mar 2025	Froy Odin	Nordskag	5 h 2 min
28 Feb 2025	Ronja Princess	Nordskag	2 h 12 min
28 Feb 2025	Froy Odin	Nordskag	3 h 32 min
28 Feb 2025	Ronja Princess	Nordskag	3 h 21 min
28 Feb 2025	Froy Odin	Nordskag	5 h 45 min
27 Feb 2025	Froy Odin	Nordskag	2 h 59 min
21 Jan 2025	Ro Senja	Lybergsvika	41 h 57 min
27 Aug 2024	Ro Vision	Marøya	1 h 36 min
27 Apr 2024	Ro Vision	Gjerde	1 h 7 min
22 Apr 2024	Ro Vision	Gjerde	50 min
18 Apr 2024	Neptun	Renndalen	4 h 45 min
16 Apr 2024	Neptun	Renndalen	1 h 34 min
16 Apr 2024	Neptun	Renndalen	2 h 42 min
12 Apr 2024	Ronja Aurora	Lille Kvitholmen	5 h 2 min
05 Mar 2024	Neptun	Vassgåsholmen	2 h 56 min
09 Jan 2024	Ronja Aurora	Solværet	5 h 4 min
07 Jan 2024	Ronja Aurora	Solværet	2 h 32 min

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

Licences

Site MAB: 9,360 tonnes

Licence	Type	Capacity	Holder
M AE 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M AE 0014	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M AE 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M AV 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M HS 0011	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M SM 0014	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Salmar Oppdrett AS
M SM 0038	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Nekton Havbruk AS
M ST 0008	Kommersiell / matfiskSalmon, Rainbow trout, Trout	780 t	Norsk Sjømat Oppdrett AS
ST R 0023	Forskning / matfiskSalmon	2,340 t	Sintef Ocean AS

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