Skip to content
The Salmon Ledger
NOEN

Overåneset

Site 13554 · Stranda municipality · Production area 5, Stadt til Hustadvika

Below the lice limit, week 39Operated by Hofseth Sea Farming AS · group unknown
Follow this farmDownload CSV
0.05Adult 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 39 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026
8Lice treatments in 2026Latest: Freshwater treatment, week 36, 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
11Wellboat visits in 2026by 3 different vessels · latest 01 Sep 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026
2Escapes reported4 rainbow trout, August 2023Since 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
10.000.5Below the limit
20.400.5Near the limit
30.100.5Below the limit
40.000.5Below the limit
50.030.5Below the limit
60.070.5Below the limit
70.040.5Below the limit
80.100.5Below the limit
90.000.5Below the limit
100.010.5Below the limit
110.010.5Below the limit
120.060.5Below the limit
130.050.5Below the limit
140.130.5Below the limit
150.010.5Below the limit
160.020.2Below the limit
170.070.2Below the limit
180.000.2Below the limit
190.050.2Below the limit
200.090.2Below the limit
210.020.2Below the limit
220.070.5Below the limit
230.060.5Below the limit
240.110.5Below the limit
250.070.5Below the limit
260.070.5Below the limit
270.160.5Below the limit
280.280.5Below the limit
290.010.5Below the limit
300.070.5Below the limit
310.040.5Below the limit
320.100.5Below the limit
330.090.5Below the limit
340.070.5Below the limit
350.320.5Below the limit
360.040.5Below the limit
370.040.5Below the limit
380.000.5Below the limit
390.050.5Below the limit

Earlier years

20250 of 38 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
10.050.5Below the limit
20.040.5Below the limit
30.130.5Below the limit
40.480.5Near the limit
50.020.5Below the limit
60.040.5Below the limit
70.070.5Below the limit
80.050.5Below the limit
90.110.5Below the limit
100.140.5Below the limit
110.100.5Below the limit
120.230.5Below the limit
130.020.5Below the limit
140.030.5Below the limit
150.020.5Below the limit
160.040.2Below the limit
170.040.2Below the limit
180.100.2Below the limit
190.080.2Below the limit
200.100.2Below the limit
210.080.2Below the limit
220.100.5Below the limit
230.110.5Below the limit
240.130.5Below the limit
250.130.5Below the limit
260.170.5Below the limit
270.220.5Below the limit
280.400.5Near the limit
290.270.5Below the limit
300.300.5Below the limit
310.390.5Below the limit
320.440.5Near the limit
330.400.5Near the limit
340.410.5Near the limit
35unknown0.5Not reported
36unknown0.5Not reported
37unknown0.5Not reported
38unknown0.5Not reported
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
490.000.5Below the limit
500.000.5Below the limit
510.000.5Below the limit
520.000.5Below the limit
20240 of 37 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
10.050.5Below the limit
20.160.5Below the limit
30.480.5Near the limit
40.130.5Below the limit
50.150.5Below the limit
60.060.5Below the limit
70.170.5Below the limit
80.100.5Below the limit
90.100.5Below the limit
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
310.010.5Below the limit
320.050.5Below the limit
330.050.5Below the limit
340.070.5Below the limit
350.110.5Below the limit
360.110.5Below the limit
370.150.5Below the limit
380.190.5Below the limit
390.480.5Near the limit
400.050.5Below the limit
410.060.5Below the limit
420.100.5Below the limit
430.250.5Below the limit
440.470.5Near the limit
450.100.5Below the limit
460.120.5Below the limit
470.410.5Near the limit
480.340.5Below the limit
490.490.5Near the limit
500.480.5Near the limit
510.090.5Below the limit
520.050.5Below 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
400.190.5Below the limit
410.150.5Below the limit
420.260.5Below the limit
430.160.5Below the limit
440.450.5Near the limit
450.460.5Near the limit
460.240.5Below the limit
470.240.5Below the limit
480.180.5Below the limit
490.380.5Below the limit
500.060.5Below the limit
510.050.5Below the limit
520.010.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 36, 2026
    Thermal delousing, Freshwater treatmentWhole site
  • Week 29, 2026
    Freshwater treatment, Thermal delousing8 pens
  • Week 28, 2026
    Thermal delousing, Freshwater treatment2 pens
  • Week 25, 2026
    Medicinal feed5 pens · Emamectin benzoat
Show all 29
  • Week 15, 2026
    Thermal delousing, Freshwater treatmentWhole site
  • Week 10, 2026
    Medicinal bath1 pen · Azamethiphos
  • Week 9, 2026
    Thermal delousing, Freshwater treatment2 pens
  • Week 3, 2026
    Thermal delousing, Freshwater treatmentWhole site
  • Week 29, 2025
    Thermal delousing, Freshwater treatment4 pens
  • Week 21, 2025
    Thermal delousing6 pens
  • Week 20, 2025
    Thermal delousing2 pens
  • Week 13, 2025
    Thermal delousing, Freshwater treatment6 pens
  • Week 12, 2025
    Freshwater treatment, Thermal delousing14 pens
  • Week 5, 2025
    Freshwater treatment, Thermal delousing14 pens
  • Week 4, 2025
    Thermal delousing, Freshwater treatment6 pens
  • Week 51, 2024
    Thermal delousing, Freshwater treatment12 pens
  • Week 50, 2024
    Freshwater treatment, Thermal delousing4 pens
  • Week 48, 2024
    Thermal delousing7 pens
  • Week 47, 2024
    Thermal delousing3 pens
  • Week 44, 2024
    Medicinal bathWhole site · Azamethiphos
  • Week 40, 2024
    Thermal delousing, Freshwater treatment16 pens
  • Week 39, 2024
    Freshwater treatment, Thermal delousing4 pens
  • Week 33, 2024
    Medicinal feed6 pens · Emamectin benzoat
  • Week 29, 2024
    Medicinal feed3 pens · Emamectin benzoat
  • Week 4, 2024
    Thermal delousing, Freshwater treatmentWhole site
  • Week 50, 2023
    Freshwater treatment, Thermal delousingWhole site
  • Week 46, 2023
    Thermal delousing, Freshwater treatmentWhole site
  • Week 42, 2023
    Mechanical delousingWhole site
  • Week 41, 2023
    Thermal delousingWhole site

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
  • 23 Aug 2023
    4 rainbow trout escapedCause: Under opptak av tom not ble det observert 2-4 individ utenfor ringen. · recaptured 1 · Directorate of Fisheries
  • 05 Oct 2021
    132 rainbow trout escapedrecaptured 1 · Directorate of Fisheries

Wellboat visits

11 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
01 Sep 2026Ro FjellUrdaneset2 h 16 min
31 Aug 2026Ro FjellUrdaneset12 h 33 min
15 Jul 2026Ro VentureUrdaneset18 h 26 min
13 Jul 2026Ro VentureUrdaneset24 h 57 min
12 Jul 2026Ro VentureUrdaneset32 h 41 min
08 Apr 2026Ro FjellKvernhusvika8 h 57 min
07 Apr 2026Ro FjellKvernhusvika11 h 59 min
02 Mar 2026Ro FjellUrdaneset4 h 3 min
24 Feb 2026Ro FjellOpshaugvik Land2 h 48 min
19 Jan 2026Havoernno other farm1 h 41 min
13 Jan 2026Ro FjellOpshaugvik Land10 h 7 min
31 Jul 2025HavoernSkjortneset II2 h 6 min
Show 61 older visits
ArrivalVesselPrevious farm (14 days)Duration
14 Jul 2025Ro VentureOpshaugvik Land35 h 55 min
29 Jun 2025RobasNesevågen1 h 50 min
21 May 2025HavoernSkjortneset II6 h 43 min
21 May 2025Ro Fjellno other farm6 h 1 min
19 May 2025Ro Fjellno other farm42 h 42 min
18 May 2025Ro FjellDjupevik15 h 50 min
01 May 2025RobrisInstefjord3 h 7 min
29 Apr 2025HavoernUrdaneset2 h 46 min
24 Mar 2025Ro FjellOpshaugvik Land50 h 4 min
22 Mar 2025Ro FjellOpshaugvik Land37 h 53 min
21 Mar 2025Ro FjellOpshaugvik Land14 h 0 min
20 Mar 2025Ro FjellOpshaugvik Land20 h 36 min
16 Mar 2025HavoernUrdaneset3 h 43 min
09 Mar 2025HavoernUrdaneset3 h 11 min
27 Feb 2025HavoernUrdaneset1 h 6 min
01 Feb 2025HavoernUrdaneset44 min
29 Jan 2025Ro VentureOpshaugvik Land11 h 9 min
28 Jan 2025Ro VentureOpshaugvik Land13 h 53 min
27 Jan 2025Ro VentureOpshaugvik Land22 h 18 min
26 Jan 2025Ro VentureOpshaugvik Land11 h 3 min
25 Jan 2025Ro VentureOpshaugvik Land6 h 4 min
25 Jan 2025Ro VentureOpshaugvik Land4 h 1 min
24 Jan 2025Ro VentureOpshaugvik Land6 h 52 min
24 Jan 2025Ro VentureOpshaugvik Land15 h 8 min
22 Jan 2025Ro VentureOpshaugvik Land36 h 31 min
21 Dec 2024HavoernOpshaugvik Land12 h 49 min
20 Dec 2024Ro FjellOpshaugvik Land22 h 3 min
19 Dec 2024Ro FjellOpshaugvik Land17 h 48 min
19 Dec 2024HavoernOpshaugvik Land7 h 6 min
18 Dec 2024Ro FjellOpshaugvik Land21 h 48 min
17 Dec 2024Ro FjellOpshaugvik Land17 h 16 min
16 Dec 2024Ro FjellOpshaugvik Land12 h 10 min
15 Dec 2024Ro FjellOpshaugvik Land21 h 20 min
28 Nov 2024TonnyGjermundnes1 h 22 min
24 Nov 2024Havoernno other farm12 h 9 min
24 Nov 2024Ro ServerGarvik52 h 27 min
23 Nov 2024HavoernSkaganeset1 h 11 min
02 Nov 2024Ro SailorKlubben2 h 48 min
02 Nov 2024Ro SailorKlubben40 min
01 Nov 2024Ro SailorKlubben3 h 16 min
01 Nov 2024Ro SailorKlubben31 min
30 Oct 2024Ro SailorKlubben3 h 45 min
30 Oct 2024Ro SailorKlubben4 h 46 min
03 Oct 2024Ro VentureOpshaugvik Land10 h 29 min
02 Oct 2024Ro VentureOpshaugvik Land9 h 54 min
02 Oct 2024Ro VentureOpshaugvik Land10 h 4 min
01 Oct 2024Ro VentureOpshaugvik Land11 h 37 min
30 Sep 2024Ro VentureOpshaugvik Land22 h 6 min
17 Sep 2024HavoernOpshaugvik Land1 h 35 min
16 Jul 2024LangsundBogen48 min
15 Jul 2024LangsundBogen1 h 55 min
17 Jun 2024LangsundSkarbukta1 h 54 min
15 Feb 2024HavoernStokkeneset2 h 15 min
12 Feb 2024HavoernStokkeneset2 h 8 min
08 Feb 2024HavoernStokkeneset1 h 41 min
05 Feb 2024HavoernStokkeneset2 h 13 min
27 Jan 2024Ro VentureOpshaugvik Land17 h 14 min
26 Jan 2024Ro VentureOpshaugvik Land19 h 9 min
25 Jan 2024Ro VentureOpshaugvik Land4 h 35 min
25 Jan 2024Ro VentureOpshaugvik Land10 h 31 min
24 Jan 2024Ro VentureOpshaugvik Land11 h 50 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
Hofseth Aqua ASWeek 40, 2023Week 7, 2024
Hofseth Sea Farming ASWeek 8, 2024Week 39, 2026

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

Licences

Site MAB: 3,120 tonnes
LicenceTypeCapacityHolder
M A 0010Kommersiell / matfiskSalmon, Rainbow trout, Trout855 tHofseth Sea Farming AS
M A 0013Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS
M FD 0004Visning / matfiskSalmon, Rainbow trout, Trout780 tHofseth Aqua AS
M FD 0005Forskning / matfiskSalmon, Rainbow trout, Trout780 tHofseth Aqua AS
M FD 0006Forskning / matfiskSalmon, Rainbow trout, Trout780 tHofseth Aqua AS
M NL 0003Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS
M NL 0004Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS
M SK 0001Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS
M ST 0002Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS
M VD 0006Kommersiell / matfiskSalmon, Rainbow trout, Trout733 tHofseth Sea Farming AS

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