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The Salmon Ledger
NOEN

Rogndalen

Site 13804 · Tromsø municipality · Production area 11, Kvaløya til Loppa

Below the lice limit, week 39Operated by Sjurelv Fiskeoppdrett AS · group unknown
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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 17 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
8Wellboat visits in 2026by 3 different vessels · latest 03 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 21–26 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
10.060.5Below the limit
20.050.5Below the limit
30.050.5Below the limit
40.080.5Below the limit
50.050.5Below the limit
60.050.5Below the limit
70.030.5Below the limit
80.070.5Below the limit
90.070.5Below the limit
100.030.5Below the limit
110.070.5Below the limit
120.070.5Below the limit
130.050.5Below the limit
14unknown0.5Not reported
15unknown0.5Not reported
16unknown0.5Not reported
17unknown0.5Not reported
18unknown0.5Not reported
19unknown0.5Not reported
20unknown0.5Not reported
21unknown0.2Not reported
22unknown0.2Not reported
23unknown0.2Not reported
24unknown0.2Not reported
25unknown0.2Not reported
26unknown0.2Not 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
360.000.5Below the limit
370.000.5Below the limit
380.000.5Below the limit
390.000.5Below the limit

Earlier years

20250 of 51 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
10.030.5Below the limit
20.000.5Below the limit
30.000.5Below the limit
40.040.5Below the limit
50.060.5Below the limit
60.080.5Below the limit
70.070.5Below the limit
80.060.5Below the limit
90.100.5Below the limit
100.110.5Below the limit
110.150.5Below the limit
12unknown0.5Reported without a count
130.160.5Below the limit
140.140.5Below the limit
150.160.5Below the limit
160.140.5Below the limit
170.290.5Below the limit
180.330.5Below the limit
190.260.5Below the limit
200.190.5Below the limit
210.180.2Near the limit
220.150.2Below the limit
230.150.2Below the limit
240.130.2Below the limit
250.120.2Below the limit
260.090.2Below the limit
270.080.5Below the limit
280.040.5Below the limit
290.100.5Below the limit
300.140.5Below the limit
310.230.5Below the limit
320.280.5Below the limit
330.320.5Below the limit
340.380.5Below the limit
350.200.5Below the limit
360.190.5Below the limit
370.150.5Below the limit
380.200.5Below the limit
390.220.5Below the limit
400.310.5Below the limit
410.190.5Below the limit
420.160.5Below the limit
430.140.5Below the limit
440.150.5Below the limit
450.100.5Below the limit
460.090.5Below the limit
470.090.5Below the limit
480.070.5Below the limit
490.060.5Below the limit
500.050.5Below the limit
510.040.5Below the limit
520.040.5Below the limit
20240 of 35 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, 2024
WeekAdult female lice per fishLice limitStatus
10.080.5Below the limit
20.060.5Below the limit
30.020.5Below the limit
40.020.5Below the limit
50.020.5Below the limit
60.030.5Below the limit
70.020.5Below the limit
8unknown0.5Reported without a count
90.020.5Below the limit
10unknown0.5Reported without a count
110.090.5Below the limit
12unknown0.5Reported without a count
130.060.5Below the limit
14unknown0.5Reported without a count
15unknown0.5Reported without a count
16unknown0.5Reported without a count
170.000.5Below the limit
180.040.5Below the limit
190.040.5Below the limit
200.020.5Below the limit
210.070.2Below the limit
220.030.2Below the limit
230.030.2Below the limit
240.020.2Below the limit
250.030.2Below the limit
26unknown0.2Not 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
400.000.5Below the limit
410.000.5Below the limit
420.000.5Below the limit
430.080.5Below the limit
440.080.5Below the limit
450.060.5Below the limit
460.050.5Below the limit
470.030.5Below the limit
480.020.5Below the limit
490.050.5Below the limit
500.090.5Below the limit
510.040.5Below the limit
520.050.5Below the limit
20230 of 8 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
40unknown0.5Not reported
41unknown0.5Not reported
42unknown0.5Not reported
43unknown0.5Not reported
44unknown0.5Not reported
450.000.5Below the limit
460.000.5Below the limit
470.000.5Below the limit
480.000.5Below the limit
490.000.5Below the limit
500.030.5Below the limit
510.080.5Below the limit
520.070.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 35, 2025
    Medicinal bath2 pens · Azamethiphos
  • Week 52, 2024
    Medicinal feedWhole site · Emamectin benzoat
  • Week 47, 2024
    Freshwater treatment, Thermal delousing6 pens
  • Week 1, 2024
    Medicinal feed3 pens · Emamectin benzoat

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

8 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
03 Sep 2026CaspianHallvardsøya1 h 6 min
03 Sep 2026CaspianHallvardsøya33 min
26 Mar 2026Ro MasterAlsvåg2 h 42 min
23 Mar 2026Ro MasterAlsvåg1 h 51 min
18 Mar 2026Ro ArcticSkaret2 h 52 min
08 Feb 2026Ro ArcticHolmen2 h 52 min
18 Jan 2026Ro ArcticSkjervøy V1 h 50 min
05 Jan 2026Ro ArcticSkjervøy V2 h 38 min
08 Dec 2025Ro MasterSkjervøy2 h 55 min
03 Dec 2025Ro ArcticIselva10 h 53 min
17 Nov 2025Ro SailorHolmen3 h 14 min
27 Oct 2025Ro SailorHolmen2 h 7 min
Show 24 older visits
ArrivalVesselPrevious farm (14 days)Duration
13 Oct 2025Ro MasterSkjervøy11 h 28 min
14 Sep 2025Ro SailorØyra1 h 1 min
27 Aug 2025Ro FortuneKlubben45 min
27 Aug 2025Ro FortuneKlubben2 h 18 min
26 Aug 2025Ro FortuneKlubben1 h 32 min
26 Aug 2025Ro FortuneKlubben1 h 31 min
18 Aug 2025Ro ChiefAlsvåg1 h 37 min
12 Aug 2025RohavStorskjæret1 h 43 min
11 Aug 2025RohavStorskjæret2 h 22 min
06 Aug 2025Ro ArcticKlubben3 h 29 min
03 Aug 2025Ro ArcticKlubben1 h 46 min
21 Jul 2025Ro ArcticDale2 h 1 min
06 Jul 2025Ro FortuneMjønes1 h 35 min
22 Nov 2024Ro VentureBlåmannsvik2 h 40 min
22 Nov 2024Ro VentureBlåmannsvik3 h 19 min
21 Nov 2024Ro VentureBlåmannsvik2 h 46 min
21 Nov 2024Ro VentureBlåmannsvik2 h 24 min
21 Nov 2024Ro VentureBlåmannsvik3 h 18 min
19 Jun 2024Ro FortuneVengsøy1 h 28 min
18 Jun 2024Ro FortuneVengsøy1 h 34 min
18 Jun 2024Ro FortuneDypeidet2 h 36 min
18 Jun 2024Ro FortuneDypeidet4 h 18 min
08 Jun 2024Ro FortuneVengsøy1 h 28 min
08 Jun 2024Ro FortuneBjørkvik1 h 31 min

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

Licences

Site MAB: 3,599 tonnes
LicenceTypeCapacityHolder
T T 0006Kommersiell / matfiskSalmon, Rainbow trout, Trout954 tSjurelv Fiskeoppdrett AS
T T 0060Kommersiell / matfiskSalmon, Rainbow trout, Trout954 tSjurelv Fiskeoppdrett AS
T T 0076Kommersiell / matfiskSalmon, Rainbow trout, Trout500 tSjurelv Fiskeoppdrett AS
TF T 0005Kommersiell / matfiskSalmon, Rainbow trout, Trout1,223 tSjurelv Fiskeoppdrett AS

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