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The Salmon Ledger
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Site 12879 · Kristiansund 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.

Follow this farmDownload CSV
0.01Adult 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 22 weeks with a count · broodstock: limit may differCalculated 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
14Wellboat visits in 2026by 2 different vessels · latest 29 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. 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
WeekAdult female lice per fishLice limitStatus
10.230.5Below the limit
20.300.5Below the limit
30.360.5Below the limit
40.430.5Near the limit
50.470.5Near the limit
60.490.5Near the limit
70.460.5Near the limit
8unknown0.5Not reported
9unknown0.5Not reported
10unknown0.5Not reported
11unknown0.5Not reported
12unknown0.5Not reported
13unknown0.5Not reported
14unknown0.5Not reported
15unknown0.5Not reported
16unknown0.2Not reported
17unknown0.2Not reported
18unknown0.2Not reported
19unknown0.2Not reported
20unknown0.2Not reported
21unknown0.2Not reported
22unknown0.5Not reported
23unknown0.5Not reported
24unknown0.5Not reported
250.000.5Below the limit
260.000.5Below the limit
270.000.5Below the limit
280.000.5Below the limit
290.000.5Below the limit
300.000.5Below the limit
310.000.5Below the limit
320.000.5Below the limit
330.000.5Below the limit
340.000.5Below the limit
350.000.5Below the limit
360.000.5Below the limit
370.010.5Below the limit
380.010.5Below the limit
390.010.5Below the limit

Earlier years

20255 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 2026Broodstock site: the limit may differ from the general one.
Show as table
Adult female lice per fish per week, 2025
WeekAdult female lice per fishLice limitStatus
10.040.5Below the limit
20.050.5Below the limit
30.060.5Below the limit
40.070.5Below the limit
50.080.5Below the limit
60.120.5Below the limit
70.150.5Below the limit
80.190.5Below the limit
90.220.5Below the limit
100.250.5Below the limit
110.290.5Below the limit
120.300.5Below the limit
130.320.5Below the limit
140.350.5Below the limit
150.400.5Near the limit
160.160.2Below the limit
170.040.2Below the limit
180.040.2Below the limit
190.040.2Below the limit
200.040.2Below the limit
210.050.2Below the limit
220.050.5Below the limit
230.100.5Below the limit
240.200.5Below the limit
250.330.5Below the limit
260.360.5Below the limit
270.450.5Near the limit
280.420.5Near the limit
290.310.5Below the limit
300.210.5Below the limit
310.170.5Below the limit
320.420.5Near the limit
331.190.5Above the limit
342.080.5Above the limit
350.580.5Above the limit
360.480.5Near the limit
370.620.5Above the limit
380.400.5Near the limit
390.070.5Below the limit
400.130.5Below the limit
410.310.5Below the limit
420.560.5Above the limit
430.480.5Near the limit
440.490.5Near the limit
450.250.5Below the limit
460.260.5Below the limit
470.260.5Below the limit
480.280.5Below the limit
490.100.5Below the limit
500.120.5Below the limit
510.150.5Below the limit
520.190.5Below the limit
20240 of 31 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 2026Broodstock site: the limit may differ from the general one.
Show as table
Adult female lice per fish per week, 2024
WeekAdult female lice per fishLice limitStatus
10.270.5Below the limit
20.290.5Below the limit
30.280.5Below the limit
40.240.5Below the limit
50.270.5Below the limit
60.380.5Below the limit
70.390.5Below the limit
80.480.5Near the limit
90.460.5Near the limit
100.470.5Near the limit
110.420.5Near the limit
120.400.5Near the limit
13unknown0.5Not reported
14unknown0.5Not reported
15unknown0.5Not reported
16unknown0.2Not reported
17unknown0.2Not reported
18unknown0.2Not reported
19unknown0.2Not reported
20unknown0.2Not reported
21unknown0.2Not reported
22unknown0.5Not reported
23unknown0.5Not reported
24unknown0.5Not reported
25unknown0.5Not reported
26unknown0.5Not reported
27unknown0.5Not reported
28unknown0.5Not reported
29unknown0.5Not reported
30unknown0.5Not reported
31unknown0.5Not reported
32unknown0.5Not reported
33unknown0.5Not reported
340.000.5Below the limit
350.000.5Below the limit
360.000.5Below the limit
370.010.5Below the limit
380.020.5Below the limit
390.000.5Below the limit
400.000.5Below the limit
410.000.5Below the limit
420.000.5Below the limit
430.000.5Below the limit
440.000.5Below the limit
450.000.5Below the limit
460.000.5Below the limit
470.000.5Below the limit
480.000.5Below the limit
490.010.5Below the limit
500.020.5Below the limit
510.010.5Below the limit
520.030.5Below the limit
20232 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 2026Broodstock site: the limit may differ from the general one.
Show as table
Adult female lice per fish per week, 2023
WeekAdult female lice per fishLice limitStatus
400.220.5Below the limit
410.300.5Below the limit
424.380.5Above the limit
430.310.5Below the limit
440.730.5Above the limit
450.300.5Below the limit
460.120.5Below the limit
470.080.5Below the limit
480.080.5Below the limit
490.120.5Below the limit
500.140.5Below the limit
510.160.5Below the limit
520.170.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 49, 2025
    Freshwater treatment, Mechanical delousing6 pens
  • Week 45, 2025
    Mechanical delousing3 pens
  • Week 43, 2025
    Mechanical delousing3 pens
  • Week 42, 2025
    Mechanical delousing1 pen
Show all 18
  • Week 39, 2025
    Freshwater treatment, Mechanical delousing2 pens
  • Week 38, 2025
    Freshwater treatment, Mechanical delousing8 pens
  • Week 37, 2025
    Mechanical delousing1 pen
  • Week 36, 2025
    Mechanical delousing2 pens
  • Week 35, 2025
    Mechanical delousing6 pens
  • Week 34, 2025
    Mechanical delousing6 pens
  • Week 33, 2025
    Mechanical delousing4 pens
  • Week 31, 2025
    Mechanical delousing2 pens
  • Week 30, 2025
    Mechanical delousing3 pens
  • Week 29, 2025
    Mechanical delousing3 pens
  • Week 17, 2025
    Mechanical delousing, Freshwater treatment6 pens
  • Week 16, 2025
    Freshwater treatment, Mechanical delousing14 pens
  • Week 45, 2023
    Mechanical delousing3 pens
  • Week 43, 2023
    Mechanical delousing6 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

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.

ArrivalVesselPrevious farm (14 days)Duration
29 Jul 2026Froey VikingSolheim3 h 0 min
23 Jun 2026Froey VikingBogen4 h 58 min
22 Jun 2026Froey VikingBogen2 h 43 min
21 Jun 2026Froey VikingBogen8 h 1 min
26 Feb 2026KristiansundLangskjæra II4 h 48 min
25 Feb 2026KristiansundLangskjæra II1 h 29 min
23 Feb 2026KristiansundLangskjæra II1 h 34 min
22 Feb 2026KristiansundLangskjæra II2 h 21 min
12 Feb 2026KristiansundLangskjæra II2 h 2 min
11 Feb 2026KristiansundLangskjæra II3 h 1 min
08 Feb 2026KristiansundLangskjæra II3 h 17 min
29 Jan 2026KristiansundNaustneset2 h 27 min
Show 61 older visits
ArrivalVesselPrevious farm (14 days)Duration
28 Jan 2026KristiansundNaustneset3 h 3 min
27 Jan 2026KristiansundNaustneset2 h 34 min
06 Dec 2025Froy HovdingSjølsvik14 h 13 min
05 Dec 2025Froy HovdingSjølsvik14 h 49 min
04 Dec 2025Froy HovdingSjølsvik13 h 8 min
03 Dec 2025Froy HovdingSjølsvik16 h 29 min
12 Nov 2025TonnyReitholmen42 min
30 Sep 2025TonnyLangskjæra1 h 0 min
23 Sep 2025Froey VikingNaustneset2 h 11 min
23 Sep 2025TonnyFætten39 min
23 Sep 2025Froy HovdingUlværholmen3 h 49 min
22 Sep 2025Froey VikingNaustneset3 h 34 min
21 Sep 2025Froy HovdingUlværholmen40 h 12 min
19 Sep 2025TonnyIgerøy Ø1 h 2 min
18 Sep 2025Froey VikingHausan2 h 49 min
18 Sep 2025Froy HovdingUlværholmen50 h 23 min
17 Sep 2025Froy HovdingUlværholmen2 h 55 min
17 Sep 2025Froey VikingHausan2 h 38 min
16 Sep 2025Froey VikingHausan3 h 3 min
15 Sep 2025KristiansundHausan2 h 4 min
14 Sep 2025KristiansundHausan2 h 9 min
06 Sep 2025KristiansundReitholmen16 h 10 min
17 Aug 2025KristiansundHøybuvika16 h 45 min
14 Aug 2025KristiansundHøybuvika61 h 51 min
24 Jul 2025TonnyFætten2 h 40 min
22 Jul 2025KristiansundSegelråa6 h 27 min
21 Jul 2025KristiansundSegelråa14 h 46 min
27 Jun 2025Froy HovdingBogen22 h 48 min
26 Jun 2025Froy HovdingBogen9 h 17 min
23 Apr 2025Froy HovdingSkåren12 h 0 min
22 Apr 2025Froy HovdingSkåren19 h 10 min
21 Apr 2025Froy HovdingSkåren12 h 23 min
20 Apr 2025Froy HovdingSkåren18 h 3 min
19 Apr 2025Froy HovdingSkåren9 h 23 min
18 Apr 2025Froy HovdingSkåren12 h 19 min
17 Apr 2025Froy HovdingSkåren15 h 42 min
16 Apr 2025Froy HovdingSkåren17 h 12 min
15 Apr 2025Froy HovdingSkåren8 h 49 min
14 Apr 2025Froy HovdingSkåren13 h 36 min
22 Oct 2024Froey VikingSør Gåsvær2 h 37 min
21 Oct 2024Froey VikingSør Gåsvær2 h 43 min
17 Oct 2024Froey VikingSør Gåsvær4 h 1 min
05 Oct 2024Froey VikingReitholmen4 h 4 min
04 Oct 2024Froey VikingReitholmen7 h 5 min
03 Oct 2024Froey VikingReitholmen3 h 27 min
06 Sep 2024Froey VikingHøybuvika3 h 28 min
05 Sep 2024Froey VikingHøybuvika7 h 51 min
14 Apr 2024Froey VikingHalsbukta2 h 24 min
10 Apr 2024Froey VikingHalsbukta4 h 29 min
10 Apr 2024Tonnyno other farm54 min
10 Apr 2024KristiansundSjølsvik1 h 28 min
08 Apr 2024KristiansundSjølsvik4 h 51 min
24 Mar 2024KristiansundSjølsvik1 h 43 min
21 Mar 2024KristiansundSjølsvik1 h 51 min
20 Mar 2024KristiansundSjølsvik1 h 36 min
12 Mar 2024KristiansundLangskjæra disease or zone there1 h 15 min
11 Mar 2024KristiansundLangskjæra disease or zone there1 h 46 min
10 Mar 2024KristiansundLangskjæra disease or zone there7 h 47 min
08 Mar 2024KristiansundLangskjæra disease or zone there39 min
07 Mar 2024KristiansundLangskjæra disease or zone there7 h 24 min
01 Jan 2024Kristiansundno other farm2 h 6 min

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

Licences

Site MAB: 6,240 tonnes
LicenceTypeCapacityHolder
M AV 0002Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M AV 0005Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M FI 0003Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M FI 0004Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M FI 0005Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M FI 0006Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M GS 0002Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M GS 0003Kommersiell / matfiskSalmon, Rainbow trout, Trout788 tLerøy Midt Sjø AS
M HS 0009Kommersiell / stamfiskSalmon780 tLerøy Midt AS

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