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The Salmon Ledger
NOEN

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Site 31397 · Harstad municipality · Production area 10, Andøya til Senja

Below the lice limit, week 39Operated by Salmar Oppdrett AS · group SalMar
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0.11Adult 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 10 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026
1Lice treatments in 2026Latest: Medicinal feed, week 35, 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 24 Jul 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026
1Escapes reported858 salmon, November 2019Since 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
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
16unknown0.5Not 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
300.000.5Below the limit
310.000.5Below the limit
320.000.5Below the limit
330.000.5Below the limit
340.010.5Below the limit
350.020.5Below the limit
360.180.5Below the limit
370.190.5Below the limit
380.090.5Below the limit
390.110.5Below the limit

Earlier years

20251 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
10.190.5Below the limit
20.130.5Below the limit
30.210.5Below the limit
40.150.5Below the limit
50.190.5Below the limit
60.190.5Below the limit
70.170.5Below the limit
80.190.5Below the limit
90.190.5Below the limit
100.210.5Below the limit
110.150.5Below the limit
120.100.5Below the limit
130.090.5Below the limit
140.160.5Below the limit
150.100.5Below the limit
160.080.5Below the limit
170.100.5Below the limit
180.080.5Below the limit
190.140.5Below the limit
200.120.5Below the limit
210.090.2Below the limit
220.090.2Below the limit
230.070.2Below the limit
240.060.2Below the limit
250.060.2Below the limit
260.070.2Below the limit
270.080.5Below the limit
280.120.5Below the limit
290.210.5Below the limit
300.200.5Below the limit
310.570.5Above the limit
320.150.5Below the limit
330.240.5Below the limit
340.270.5Below the limit
350.240.5Below the limit
360.300.5Below the limit
370.130.5Below the limit
380.110.5Below the limit
390.440.5Near the limit
400.430.5Near the limit
410.270.5Below the limit
420.340.5Below the limit
430.440.5Near the limit
440.260.5Below the limit
450.320.5Below the limit
460.410.5Near the limit
470.410.5Near the limit
480.370.5Below the limit
490.370.5Below the limit
500.380.5Below the limit
510.280.5Below the limit
52unknown0.5Reported without a count
20240 of 26 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
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
16unknown0.5Not 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
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
320.020.5Below the limit
330.040.5Below the limit
340.060.5Below the limit
350.020.5Below the limit
360.040.5Below the limit
370.070.5Below the limit
380.070.5Below the limit
390.140.5Below the limit
400.350.5Below the limit
410.460.5Near the limit
420.070.5Below the limit
430.040.5Below the limit
440.040.5Below the limit
450.210.5Below the limit
460.140.5Below the limit
470.250.5Below the limit
480.170.5Below the limit
490.170.5Below the limit
500.190.5Below the limit
510.140.5Below the limit
520.200.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 35, 2026
    Medicinal feedWhole site · Emamectin benzoat
  • Week 49, 2025
    Mechanical delousing2 pens
  • Week 48, 2025
    Mechanical delousing2 pens
  • Week 45, 2025
    Mechanical delousing4 pens
Show all 19
  • Week 44, 2025
    Mechanical delousing1 pen
  • Week 43, 2025
    Mechanical delousing4 pens
  • Week 42, 2025
    Mechanical delousing1 pen
  • Week 41, 2025
    Mechanical delousing4 pens
  • Week 40, 2025
    Mechanical delousing4 pens
  • Week 38, 2025
    Mechanical delousing3 pens
  • Week 37, 2025
    Mechanical delousing9 pens
  • Week 35, 2025
    Mechanical delousing3 pens
  • Week 34, 2025
    Mechanical delousing6 pens
  • Week 32, 2025
    Mechanical delousing3 pens
  • Week 31, 2025
    Mechanical delousing4 pens
  • Week 30, 2025
    Mechanical delousing1 pen
  • Week 42, 2024
    Mechanical delousing7 pens
  • Week 41, 2024
    Mechanical delousing4 pens
  • Week 34, 2024
    Medicinal feedWhole site · 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
  • 15 Nov 2019
    858 salmon escapedCause: Når servicebåt skulle senke ned bunnring, etter endt operasjon på merden hadde de ikke kontrollert godt nok at det ikke hang notlin på kroker. Når de da senker ned bunnring river de not. · recaptured 1 · Directorate of Fisheries

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.

ArrivalVesselPrevious farm (14 days)Duration
24 Jul 2026Ronja AuroraMollvika3 h 55 min
23 Jul 2026Ronja AuroraMollvika2 h 39 min
22 Jul 2026Ronja AuroraMollvika1 h 41 min
21 Jul 2026Ronja AuroraMollvika2 h 6 min
27 Dec 2025AasvaerfjordKlubben1 h 47 min
26 Dec 2025AasvaerfjordMollvika3 h 13 min
19 Dec 2025AasvaerfjordKlubben1 h 28 min
19 Dec 2025AasvaerfjordKlubben1 h 52 min
15 Dec 2025AasvaerfjordKlubben5 h 5 min
14 Dec 2025AasvaerfjordSkrubbholmen2 h 41 min
07 Dec 2025Ro ArcticKlubben1 h 54 min
02 Dec 2025Ro SenjaStorvika V27 h 59 min
Show 48 older visits
ArrivalVesselPrevious farm (14 days)Duration
26 Nov 2025AasvaerfjordNordskag1 h 44 min
25 Nov 2025Ro ArcticSoløya16 h 45 min
21 Nov 2025Ro SpiritKlubben1 h 43 min
21 Nov 2025Ro SpiritHolmen2 h 13 min
14 Nov 2025Ro SenjaKlubben2 h 5 min
26 Oct 2025Froy OdinMollvika22 h 10 min
24 Oct 2025Froy OdinKlubben20 h 19 min
23 Oct 2025Froy OdinKlubben18 h 55 min
11 Oct 2025Ro SenjaKlubben43 h 29 min
04 Oct 2025Froy OdinKlubben5 h 35 min
03 Oct 2025Froy OdinKlubben14 h 53 min
02 Oct 2025Froy OdinKlubben10 h 13 min
01 Oct 2025Froy OdinKlubben9 h 17 min
27 Sep 2025Ro SenjaMollvika3 h 59 min
14 Sep 2025Froy OdinMollvika46 h 7 min
13 Sep 2025Froy OdinMollvika5 h 56 min
27 Aug 2025Ro SenjaKlubben11 h 2 min
26 Aug 2025Ro SenjaKlubben3 h 10 min
26 Aug 2025Ro SenjaKlubben2 h 24 min
25 Aug 2025Ro SunriseRypefjord2 h 14 min
25 Aug 2025Ro SenjaVærnes11 h 4 min
24 Aug 2025Ro SenjaVærnes19 h 46 min
23 Aug 2025Ro SenjaVærnes17 h 56 min
21 Aug 2025Ro ArcticKlubben12 h 48 min
08 Aug 2025Ro SenjaKlubben2 h 21 min
07 Aug 2025Ro SenjaMollvika3 h 13 min
06 Aug 2025Ro SenjaKlubben3 h 51 min
05 Aug 2025Ro SenjaKlubben20 h 34 min
04 Aug 2025Ro SenjaKlubben17 h 44 min
03 Aug 2025Ro FortuneMollvika3 h 39 min
03 Aug 2025Ro SenjaKlubben21 h 49 min
02 Aug 2025Ro SenjaKlubben17 h 3 min
01 Aug 2025Ro SenjaKlubben18 h 2 min
03 Jul 2025Ro SenjaKlubben1 h 44 min
02 Jul 2025Ro SenjaKlubben4 h 24 min
01 Jul 2025Ro SenjaKlubben1 h 23 min
10 Apr 2025TonnyNaustholmen46 min
07 Apr 2025Ro VisionKlubben58 min
29 Mar 2025Tonnyno other farm2 h 1 min
09 Feb 2025TonnyStorskjæret1 h 43 min
19 Oct 2024Ro ArcticKlubben11 h 9 min
17 Oct 2024Ro ArcticKlubben21 h 22 min
11 Oct 2024Ro SenjaLekangsund II13 h 18 min
10 Oct 2024Ro SenjaLekangsund II9 h 14 min
06 Jul 2024Ronja AuroraStore Kobbøy4 h 34 min
04 Jul 2024Ronja VitaØyra5 h 30 min
02 Jul 2024Ronja VitaØyra3 h 49 min
28 Jun 2024Ronja VitaØyra4 h 35 min

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

Licences

Site MAB: 8,000 tonnes
LicenceTypeCapacityHolder
T D 0009Kommersiell / matfiskSalmon, Rainbow trout, Trout1,022 tSalmar Oppdrett AS
T D 0010Kommersiell / matfiskSalmon, Rainbow trout, Trout1,022 tSalmar Oppdrett AS
T D 0011Kommersiell / matfiskSalmon, Rainbow trout, Trout1,022 tSalmar Oppdrett AS
T D 0012Kommersiell / matfiskSalmon, Rainbow trout, Trout1,022 tSalmar Oppdrett AS
T D 0013Kommersiell / matfisk-grønn bSalmon, Rainbow trout, Trout974 tSalmar Oppdrett AS
T G 0008Kommersiell / matfiskSalmon, Rainbow trout, Trout1,021 tSalmar Oppdrett AS
T H 0015Forskning / matfiskSalmon, Rainbow trout, Trout780 tSkretting AS
T H 0016Forskning / matfiskSalmon, Rainbow trout, Trout780 tSkretting AS
T TN 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout1,021 tSalmar Oppdrett AS
T TN 0005Kommersiell / matfiskSalmon, Rainbow trout, Trout1,021 tSalmar Oppdrett AS

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