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The Salmon Ledger
NOEN

Oksebåsen V

Site 10181 · Haram municipality · Production area 5, Stadt til Hustadvika

Below the lice limit, week 39Operated by Mowi Seawater Norway AS · group Mowi
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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 16 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
6Wellboat visits in 2026by 2 different vessels · latest 10 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
10.140.5Below the limit
20.170.5Below the limit
30.130.5Below the limit
40.130.5Below the limit
50.290.5Below the limit
60.280.5Below the limit
70.300.5Below the limit
80.330.5Below the limit
90.340.5Below the limit
100.430.5Near the limit
110.420.5Near the limit
120.440.5Near the limit
130.480.5Near the limit
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
34unknown0.5Not reported
35unknown0.5Not reported
36unknown0.5Not reported
370.000.5Below the limit
380.000.5Below the limit
390.000.5Below 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 2026
Show as table
Adult female lice per fish per week, 2025
WeekAdult female lice per fishLice limitStatus
10.000.5Below the limit
20.000.5Below the limit
30.000.5Below the limit
40.000.5Below the limit
50.000.5Below the limit
60.010.5Below the limit
70.020.5Below the limit
80.020.5Below the limit
90.090.5Below the limit
100.060.5Below the limit
110.120.5Below the limit
120.160.5Below the limit
130.110.5Below the limit
140.160.5Below the limit
150.250.5Below the limit
160.030.2Below the limit
170.010.2Below the limit
180.020.2Below the limit
190.010.2Below the limit
200.020.2Below the limit
210.050.2Below the limit
220.010.5Below the limit
230.050.5Below the limit
240.080.5Below the limit
250.110.5Below the limit
260.130.5Below the limit
270.190.5Below the limit
280.470.5Near the limit
290.190.5Below the limit
300.280.5Below the limit
310.440.5Near the limit
322.220.5Above the limit
333.630.5Above the limit
340.460.5Near the limit
350.160.5Below the limit
360.180.5Below the limit
370.440.5Near the limit
380.430.5Near the limit
390.330.5Below the limit
400.240.5Below the limit
410.410.5Near the limit
420.460.5Near the limit
430.310.5Below the limit
441.300.5Above the limit
450.880.5Above the limit
461.500.5Above the limit
470.280.5Below the limit
480.280.5Below the limit
490.400.5Near the limit
500.050.5Below the limit
510.120.5Below the limit
520.150.5Below 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
10.310.5Below the limit
20.090.5Below the limit
30.120.5Below the limit
40.110.5Below the limit
50.070.5Below the limit
60.190.5Below the limit
70.200.5Below the limit
80.190.5Below the limit
90.230.5Below the limit
100.350.5Below the limit
110.280.5Below the limit
120.060.5Below the limit
130.130.5Below the limit
140.110.5Below the limit
150.120.5Below the limit
160.140.2Below the limit
170.090.2Below the limit
180.070.2Below the limit
190.120.2Below the limit
200.110.2Below the limit
210.130.2Below the limit
220.340.5Below the limit
230.170.5Below the limit
240.130.5Below the limit
250.160.5Below the limit
260.280.5Below the limit
270.170.5Below the limit
280.250.5Below the limit
290.410.5Near the limit
300.470.5Near the limit
310.230.5Below the limit
320.170.5Below the limit
330.180.5Below the limit
340.480.5Near the limit
350.420.5Near the limit
360.440.5Near the limit
37unknown0.5Reported without a count
38unknown0.5Reported without a count
39unknown0.5Not reported
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
49unknown0.5Reported without a count
500.000.5Below the limit
510.000.5Below the limit
520.000.5Below the limit
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
400.010.5Below the limit
410.000.5Below the limit
420.000.5Below the limit
430.030.5Below the limit
440.010.5Below the limit
450.010.5Below the limit
460.010.5Below the limit
470.000.5Below the limit
480.010.5Below the limit
490.030.5Below the limit
500.130.5Below the limit
510.230.5Below the limit
520.240.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 49, 2025
    Thermal delousingWhole site
  • Week 47, 2025
    Mechanical delousing2 pens
  • Week 39, 2025
    Thermal delousing2 pens
  • Week 37, 2025
    Mechanical delousingWhole site
Show all 24
  • Week 35, 2025
    Mechanical delousingWhole site
  • Week 34, 2025
    Thermal delousing6 pens
  • Week 33, 2025
    Thermal delousing2 pens
  • Week 32, 2025
    Thermal delousing1 pen
  • Week 29, 2025
    Thermal delousingWhole site
  • Week 16, 2025
    Thermal delousingWhole site
  • Week 4, 2025
    Medicinal feedWhole site · Emamectin benzoat
  • Week 31, 2024
    Mechanical delousing4 pens
  • Week 30, 2024
    Mechanical delousing5 pens
  • Week 27, 2024
    Mechanical delousing2 pens
  • Week 26, 2024
    Mechanical delousing7 pens
  • Week 23, 2024
    Mechanical delousingWhole site
  • Week 18, 2024
    Thermal delousing3 pens
  • Week 11, 2024
    Thermal delousing6 pens
  • Week 1, 2024
    Freshwater treatment3 pens
  • Week 52, 2023
    Freshwater treatment2 pens
  • Week 51, 2023
    Freshwater treatment2 pens
  • Week 50, 2023
    Freshwater treatment2 pens
  • Week 43, 2023
    Freshwater treatment8 pens
  • Week 42, 2023
    Freshwater treatment1 pen

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

6 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
10 Sep 2026Ronja EvolutionHeggvika3 h 15 min
09 Sep 2026Ronja EvolutionHeggvika1 h 54 min
08 Sep 2026Ronja EvolutionHeggvika2 h 37 min
30 Mar 2026Ro FjordEggesbønes1 h 50 min
27 Mar 2026Ro FjordEggesbønes1 h 23 min
25 Mar 2026Ro FjordEggesbønes2 h 21 min
07 Dec 2025Ro WestGulestø9 h 57 min
06 Dec 2025Ro WestGulestø13 h 56 min
18 Nov 2025Ronja MistralTveit21 h 37 min
13 Nov 2025Ro FjordEggesbønes2 h 35 min
13 Nov 2025Ro FjordEggesbønes1 h 1 min
10 Nov 2025Ro FjordEggesbønes2 h 51 min
Show 58 older visits
ArrivalVesselPrevious farm (14 days)Duration
03 Nov 2025Ro FjordEggesbønes2 h 26 min
23 Oct 2025Ro FjordRindarøy1 h 42 min
20 Oct 2025Ro FjordEggesbønes3 h 5 min
16 Oct 2025Ro FjordEggesbønes3 h 36 min
15 Oct 2025Ro FjordEggesbønes2 h 30 min
03 Oct 2025Ro FjordRindarøy2 h 0 min
23 Sep 2025Froy JarlTennøya16 h 55 min
22 Sep 2025Froy JarlTennøya19 h 5 min
29 Aug 2025Ronja MistralRøysa64 h 49 min
28 Aug 2025Ronja MistralRøysa12 h 36 min
24 Aug 2025Ro WestHesteneset10 h 20 min
23 Aug 2025Ro WestHesteneset2 h 47 min
23 Aug 2025Ro WestHesteneset43 min
22 Aug 2025Ro WestHesteneset12 h 56 min
21 Aug 2025Ro WestHesteneset1 h 23 min
20 Aug 2025Ro WestHesteneset12 h 42 min
19 Aug 2025Ro WestHesteneset3 h 43 min
18 Aug 2025Ro WestHesteneset12 h 58 min
11 Aug 2025FreyjaOpshaugvik Land13 h 8 min
09 Aug 2025FreyjaOpshaugvik Land32 h 3 min
17 Jul 2025Ro WestJuvika B40 h 24 min
16 Jul 2025Ro WestJuvika B12 h 17 min
19 Apr 2025Ro FjellRøysa33 h 48 min
18 Apr 2025Ro FjellRøysa2 h 46 min
17 Apr 2025Ro FjellRøysa22 h 16 min
16 Apr 2025Ro FjellRøysa3 h 45 min
13 Dec 2024Ronja MistralBleket1 h 8 min
12 Dec 2024Ronja EvolutionHesteneset1 h 11 min
12 Dec 2024Ronja MistralBleket2 h 28 min
09 Dec 2024Ronja MistralBleket2 h 22 min
06 Dec 2024LangsundGjermundnes53 min
25 Sep 2024Ro FjordEggesbønes2 h 20 min
25 Sep 2024Ro FjordEggesbønes3 h 0 min
24 Sep 2024Ro FjordEggesbønes2 h 11 min
24 Sep 2024Ro FjordEggesbønes3 h 53 min
19 Sep 2024RosteinEggesbønes1 h 52 min
19 Sep 2024RosteinFurneset1 h 13 min
15 Sep 2024Ro FjordEggesbønes2 h 24 min
14 Sep 2024Ro FjordFureneset2 h 32 min
30 Aug 2024Ro FjordHjartholm disease or zone there1 h 45 min
15 Aug 2024Ro FjordEggesbønes2 h 54 min
14 Aug 2024Ronja SkilsoyEggesbønes1 h 36 min
05 Aug 2024Ro FjordRogne4 h 47 min
29 Jul 2024Ro FjordEggesbønes3 h 55 min
14 Jul 2024Ro FjordRindarøy10 h 10 min
01 Jul 2024Ronja SkilsoyEggesbønes5 h 16 min
01 Jul 2024Ronja SkilsoyEggesbønes48 min
30 Jun 2024Ronja BoroyTveit9 h 52 min
25 Jun 2024Ronja SkilsoyTveit4 h 5 min
02 May 2024Ro WestRogne30 h 58 min
13 Mar 2024Ro WestMarøy Nø9 h 6 min
12 Mar 2024Ro WestMarøy Nø21 h 42 min
11 Mar 2024Ro WestMarøy Nø15 h 8 min
06 Jan 2024Ronja AzulOpshaugvik Land15 h 46 min
05 Jan 2024Ronja AzulOpshaugvik Land2 h 17 min
04 Jan 2024Ronja AzulOpshaugvik Land13 h 51 min
03 Jan 2024Ronja Azulno other farm11 h 3 min
02 Jan 2024Ronja Azulno other farm13 h 20 min

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

Licences

Site MAB: 4,680 tonnes
LicenceTypeCapacityHolder
M G 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS
M HØ 0002Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS
M S 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS
M S 0003Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS
M SM 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS
M SM 0015Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tMowi Seawater Norway AS

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