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The Salmon Ledger
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Site 17015 · Kvinnherad municipality · Production area 3, Karmøy til Sotra

Below the lice limit, week 39Operated by Nordsjø Fjordbruk AS · group unknown
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0.30Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026
3Weeks above the limit in 2026of 40 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026
7Lice treatments in 2026Latest: Mechanical delousing, week 37, 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
35Wellboat visits in 2026by 3 different vessels · latest 08 Sep 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
WeekAdult female lice per fishLice limitStatus
10.040.5Below the limit
20.070.5Below the limit
30.050.5Below the limit
40.080.5Below the limit
50.180.5Below the limit
60.380.5Below the limit
70.470.5Near the limit
80.300.5Below the limit
90.440.5Near the limit
100.480.5Near the limit
110.460.5Near the limit
120.480.5Near the limit
130.680.5Above the limit
140.080.5Below the limit
150.080.5Below the limit
160.170.2Near the limit
170.190.2Near the limit
180.190.2Near the limit
190.050.2Below the limit
200.120.2Below the limit
210.120.2Below the limit
220.240.5Below the limit
230.210.5Below the limit
240.010.5Below the limit
250.040.5Below the limit
260.100.5Below the limit
270.250.5Below the limit
280.700.5Above the limit
290.530.5Above the limit
300.130.5Below the limit
310.100.5Below the limit
320.200.5Below the limit
330.230.5Below the limit
340.400.5Near the limit
350.330.5Below the limit
360.460.5Near the limit
370.200.5Below the limit
380.170.5Below the limit
390.300.5Below the limit
400.370.5Below the limit

Earlier years

20250 of 28 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, 2025
WeekAdult female lice per fishLice limitStatus
1unknown0.5Not reported
2unknown0.5Not reported
3unknown0.5Not reported
4unknown0.5Not reported
5unknown0.5Not reported
6unknown0.5Not reported
7unknown0.5Not reported
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
300.010.5Below the limit
310.010.5Below the limit
320.030.5Below the limit
330.000.5Below the limit
340.010.5Below the limit
350.020.5Below the limit
360.000.5Below the limit
370.000.5Below the limit
380.000.5Below the limit
390.000.5Below the limit
400.050.5Below the limit
410.050.5Below the limit
420.000.5Below the limit
430.090.5Below the limit
440.030.5Below the limit
450.070.5Below the limit
460.070.5Below the limit
470.110.5Below the limit
480.210.5Below the limit
490.380.5Below the limit
500.020.5Below the limit
510.000.5Below the limit
520.020.5Below the limit
20240 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
Show as table
Adult female lice per fish per week, 2024
WeekAdult female lice per fishLice limitStatus
10.180.5Below the limit
20.160.5Below the limit
30.080.5Below the limit
40.030.5Below the limit
50.150.5Below the limit
60.120.5Below the limit
70.130.5Below the limit
80.280.5Below the limit
90.310.5Below the limit
100.340.5Below the limit
110.370.5Below the limit
120.280.5Below the limit
130.330.5Below the limit
140.420.5Near the limit
150.080.5Below the limit
160.040.2Below the limit
170.090.2Below the limit
180.070.2Below the limit
190.070.2Below the limit
200.070.2Below the limit
210.180.2Near the limit
220.380.5Below the limit
230.060.5Below the limit
240.040.5Below the limit
250.100.5Below the limit
260.320.5Below the limit
270.190.5Below the limit
280.300.5Below the limit
290.270.5Below the limit
300.420.5Near the limit
310.460.5Near the limit
320.330.5Below the limit
330.290.5Below the limit
340.400.5Near the limit
350.480.5Near the limit
360.450.5Near the limit
370.480.5Near the limit
380.470.5Near the limit
390.450.5Near the limit
40unknown0.5Not reported
41unknown0.5Not reported
42unknown0.5Not reported
43unknown0.5Not reported
44unknown0.5Not reported
45unknown0.5Not reported
46unknown0.5Not reported
47unknown0.5Not reported
48unknown0.5Not reported
49unknown0.5Not reported
50unknown0.5Not reported
51unknown0.5Not reported
52unknown0.5Not reported
20230 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
Show as table
Adult female lice per fish per week, 2023
WeekAdult female lice per fishLice limitStatus
400.000.5Below the limit
410.000.5Below the limit
420.030.5Below the limit
430.000.5Below the limit
440.010.5Below the limit
450.000.5Below the limit
460.030.5Below the limit
470.020.5Below the limit
480.010.5Below the limit
490.080.5Below the limit
500.230.5Below the limit
510.080.5Below the limit
520.070.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 37, 2026
    Mechanical delousing3 pens
  • Week 30, 2026
    Mechanical delousing3 pens
  • Week 29, 2026
    Mechanical delousing2 pens
  • Week 24, 2026
    Thermal delousing, Freshwater treatment2 pens
Show all 13
  • Week 23, 2026
    Thermal delousing, Freshwater treatment8 pens
  • Week 19, 2026
    Thermal delousing1 pen
  • Week 14, 2026
    Medicinal bathWhole site · Azamethiphos
  • Week 50, 2025
    Freshwater treatment, Thermal delousing11 pens
  • Week 32, 2024
    Thermal delousing3 pens
  • Week 27, 2024
    Mechanical delousingWhole site
  • Week 23, 2024
    Thermal delousingWhole site
  • Week 15, 2024
    Medicinal bathWhole site · Azamethiphos
  • Week 3, 2024
    Medicinal bathWhole site · Hydrogenperoksid

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

35 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
08 Sep 2026Kristoffer TrondsSunde6 h 50 min
07 Sep 2026Kristoffer TrondsBryggelandsholmane5 h 10 min
22 Aug 2026Kristoffer TrondsLangøyna Ø5 h 26 min
20 Aug 2026RohavLaukelandsøyna2 h 4 min
24 Jul 2026NamsosSunde17 h 8 min
23 Jul 2026NamsosØklandsvågen10 h 17 min
22 Jul 2026NamsosØklandsvågen12 h 55 min
21 Jul 2026NamsosØklandsvågen18 h 27 min
20 Jul 2026NamsosØklandsvågen7 h 37 min
20 Jul 2026NamsosØklandsvågen9 h 9 min
19 Jul 2026NamsosØklandsvågen16 h 36 min
18 Jul 2026NamsosØklandsvågen19 h 56 min
Show 78 older visits
ArrivalVesselPrevious farm (14 days)Duration
17 Jul 2026NamsosØklandsvågen4 h 56 min
17 Jul 2026Kristoffer TrondsÅdnøy Sø4 h 7 min
08 Jun 2026Kristoffer TrondsSunde5 h 15 min
07 Jun 2026Kristoffer TrondsSunde6 h 12 min
06 Jun 2026Kristoffer TrondsSunde5 h 45 min
05 Jun 2026Kristoffer TrondsSunde12 h 27 min
04 Jun 2026Kristoffer TrondsSunde16 h 20 min
03 Jun 2026Kristoffer TrondsSunde17 h 5 min
07 May 2026Kristoffer TrondsSunde15 h 19 min
06 Apr 2026Kristoffer TrondsSunde5 h 44 min
05 Apr 2026Kristoffer TrondsSunde3 h 45 min
05 Apr 2026Kristoffer TrondsSunde1 h 12 min
04 Apr 2026Kristoffer TrondsSunde5 h 13 min
04 Apr 2026Kristoffer TrondsSunde4 h 42 min
04 Apr 2026Kristoffer TrondsSunde2 h 19 min
03 Apr 2026Kristoffer TrondsSunde5 h 11 min
03 Apr 2026Kristoffer TrondsSunde5 h 40 min
03 Apr 2026Kristoffer TrondsSunde2 h 18 min
02 Apr 2026Kristoffer TrondsSunde6 h 57 min
02 Apr 2026Kristoffer TrondsSunde6 h 20 min
01 Apr 2026Kristoffer TrondsSunde4 h 29 min
01 Apr 2026Kristoffer TrondsSunde1 h 44 min
01 Apr 2026Kristoffer TrondsSunde4 h 23 min
16 Dec 2025NavoeyKlubben3 h 30 min
15 Dec 2025NavoeyKlubben3 h 54 min
12 Dec 2025Kristoffer TrondsSunde18 h 15 min
11 Dec 2025Kristoffer TrondsSunde3 h 48 min
10 Dec 2025Kristoffer TrondsSunde7 h 28 min
09 Dec 2025Kristoffer TrondsSunde21 h 13 min
23 Jun 2025SeifjellIhlholmen1 h 17 min
17 Jun 2025SeifjellSaltskår1 h 19 min
16 Jun 2025SeifjellSaltskår1 h 5 min
21 Sep 2024Kristoffer TrondsSunde3 h 29 min
14 Sep 2024Kristoffer TrondsPorsvika4 h 2 min
08 Sep 2024Kristoffer TrondsPorsvika4 h 10 min
07 Sep 2024Kristoffer TrondsSunde1 h 47 min
06 Sep 2024Kristoffer TrondsHåøya Nø2 h 27 min
09 Aug 2024Kristoffer TrondsSunde13 h 40 min
08 Aug 2024Kristoffer TrondsSunde8 h 11 min
07 Aug 2024Kristoffer TrondsSunde12 h 34 min
06 Aug 2024Kristoffer TrondsSunde12 h 54 min
05 Aug 2024Kristoffer TrondsSunde10 h 25 min
02 Jul 2024Kristoffer TrondsFlornes14 h 22 min
01 Jul 2024Kristoffer TrondsFlornes5 h 19 min
07 Jun 2024Kristoffer TrondsDyrnes5 h 59 min
07 Jun 2024Kristoffer TrondsSunde1 h 22 min
06 Jun 2024Kristoffer TrondsSunde1 h 15 min
06 Jun 2024Kristoffer TrondsSunde12 h 36 min
04 Jun 2024Kristoffer TrondsSunde32 h 52 min
04 Jun 2024NavoeyHaugsnesvåg6 h 35 min
04 Jun 2024Kristoffer TrondsSunde7 h 8 min
03 Jun 2024Kristoffer TrondsSunde9 h 25 min
03 Jun 2024NavoeyHaugsnesvåg15 h 0 min
02 Jun 2024NavoeyHaugsnesvåg5 h 36 min
02 Jun 2024NavoeyHaugsnesvåg5 h 43 min
01 Jun 2024NavoeyHaugsnesvåg16 h 3 min
31 May 2024NavoeyHaugsnesvåg3 h 46 min
31 May 2024NavoeyHaugsnesvåg1 h 22 min
30 May 2024NavoeyHaugsnesvåg17 h 23 min
29 May 2024NavoeyHaugsnesvåg9 h 30 min
13 Apr 2024NavoeyLangevågen5 h 51 min
13 Apr 2024Kristoffer TrondsEbne4 h 29 min
12 Apr 2024Kristoffer TrondsEbne1 h 35 min
12 Apr 2024Kristoffer TrondsEbne4 h 49 min
12 Apr 2024NavoeyLangevågen20 h 5 min
11 Apr 2024Kristoffer TrondsEbne4 h 20 min
11 Apr 2024Kristoffer TrondsEbne2 h 58 min
11 Apr 2024Kristoffer TrondsEbne1 h 27 min
11 Apr 2024Kristoffer TrondsEbne3 h 58 min
10 Apr 2024Kristoffer TrondsEbne2 h 59 min
10 Apr 2024Kristoffer TrondsEbne4 h 42 min
10 Apr 2024NavoeyLangevågen37 h 54 min
09 Apr 2024Kristoffer TrondsEbne4 h 35 min
09 Apr 2024NavoeyLangevågen2 h 40 min
07 Apr 2024NavoeyLangevågen26 h 46 min
25 Jan 2024NavoeyKlungervikneset2 h 44 min
23 Jan 2024NavoeyMatløyso4 h 38 min
17 Jan 2024NavoeyNappeholmane1 h 17 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.

CompanyFromTo
Sunnhordland Fjordbruk ASWeek 40, 2023Week 49, 2023
Nordsjø Fjordbruk ASWeek 50, 2023Week 40, 2026
Fjelberg Fjordbruk ASWeek 47, 2025Week 47, 2025

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

Licences

Site MAB: 3,120 tonnes
LicenceTypeCapacityHolder
H B 0006Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H B 0029Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H E 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H K 0013Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tFjelberg Fjordbruk AS
H K 0035Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tFjelberg Fjordbruk AS
H T 0003Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H T 0006Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H T 0016Kommersiell / matfiskSalmon, Rainbow trout, Trout696 tNordsjø Fjordbruk AS
H T 0020Kommersiell / matfiskSalmon, Rainbow trout, Trout695 tNordsjø Fjordbruk AS

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