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The Salmon Ledger
NOEN

Hattasteinen

Site 11511 · Bømlo municipality · Production area 3, Karmøy til Sotra

Status unknown: not reported in week 39Operated by Seashore Sjø AS
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unknownAdult female lice per fishNo count in week 39. Latest: 0.40 in week 12, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026
0Weeks above the limit in 2026of 12 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026
1Lice treatments in 2026Latest: Medicinal bath, week 4, 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
18Wellboat visits in 2026by 2 different vessels · latest 14 Apr 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026
1Escapes reported4 salmon, January 2018Since 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
10.210.5Below the limit
20.300.5Below the limit
30.410.5Near the limit
40.020.5Below the limit
50.010.5Below the limit
60.060.5Below the limit
70.040.5Below the limit
80.130.5Below the limit
90.090.5Below the limit
100.090.5Below the limit
110.250.5Below the limit
120.400.5Near the limit
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
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
37unknown0.5Not reported
38unknown0.5Not reported
39unknown0.5Not reported

Earlier years

20253 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
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
150.000.5Below the limit
160.000.2Below the limit
170.000.2Below the limit
180.000.2Below the limit
190.000.2Below the limit
200.000.2Below the limit
210.020.2Below the limit
220.170.5Below the limit
230.140.5Below the limit
240.300.5Below the limit
250.160.5Below the limit
260.200.5Below the limit
270.330.5Below the limit
280.350.5Below the limit
290.250.5Below the limit
300.320.5Below the limit
310.580.5Above the limit
321.490.5Above the limit
332.720.5Above the limit
340.320.5Below the limit
350.120.5Below the limit
360.140.5Below the limit
370.450.5Near the limit
380.140.5Below the limit
390.210.5Below the limit
400.330.5Below the limit
410.470.5Near the limit
420.110.5Below the limit
430.340.5Below the limit
440.310.5Below the limit
450.490.5Near the limit
460.130.5Below the limit
470.150.5Below the limit
480.420.5Near the limit
490.370.5Below the limit
500.090.5Below the limit
510.170.5Below the limit
520.130.5Below the limit
20240 of 18 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
10.010.5Below the limit
20.030.5Below the limit
30.060.5Below the limit
40.040.5Below the limit
50.020.5Below the limit
60.040.5Below the limit
70.100.5Below the limit
80.160.5Below the limit
90.090.5Below the limit
100.170.5Below the limit
110.090.5Below the limit
120.150.5Below the limit
130.300.5Below the limit
140.160.5Below the limit
150.240.5Below the limit
160.170.2Near the limit
170.130.2Below the limit
180.100.2Below the limit
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
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
49unknown0.5Not reported
50unknown0.5Not reported
51unknown0.5Not reported
52unknown0.5Not reported
20231 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
400.030.5Below the limit
410.030.5Below the limit
420.050.5Below the limit
430.030.5Below the limit
440.070.5Below the limit
450.070.5Below the limit
460.300.5Below the limit
470.140.5Below the limit
480.320.5Below the limit
491.510.5Above the limit
500.210.5Below the limit
510.050.5Below the limit
520.040.5Below the limit

Treatments

Norwegian Food Safety Authority
  • Week 4, 2026
    Medicinal bathWhole site · Azamethiphos
  • Week 46, 2025
    Thermal delousing, Mechanical delousing5 pens
  • Week 45, 2025
    Thermal delousing1 pen
  • Week 42, 2025
    Thermal delousing2 pens
Show all 8
  • Week 41, 2025
    Thermal delousing3 pens
  • Week 38, 2025
    Mechanical delousingWhole site
  • Week 51, 2023
    Other treatment1 pen · Freshtherm
  • Week 50, 2023
    Freshwater treatment, Other treatment4 pens · Freshtherm

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
  • 06 Jan 2018
    4 salmon escapedCause: Ikke relevant · recaptured 1 · Directorate of Fisheries

Wellboat visits

18 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
14 Apr 2026Ronja QueenØklandsvågen2 h 34 min
13 Apr 2026Ronja QueenØklandsvågen2 h 52 min
08 Apr 2026Ronja QueenTollaksholmen3 h 56 min
10 Mar 2026Ronja QueenØklandsvågen2 h 23 min
04 Mar 2026Ronja QueenØklandsvågen2 h 57 min
28 Feb 2026Ronja QueenBreivik S2 h 58 min
22 Feb 2026Ronja QueenØklandsvågen6 h 31 min
25 Jan 2026Ronja QueenØklandsvågen2 h 26 min
24 Jan 2026Ronja QueenØklandsvågen4 h 25 min
24 Jan 2026Ronja QueenØklandsvågen5 h 4 min
24 Jan 2026Ronja QueenØklandsvågen1 h 23 min
23 Jan 2026Ronja QueenØklandsvågen5 h 11 min
Show 40 older visits
ArrivalVesselPrevious farm (14 days)Duration
23 Jan 2026Ronja QueenØklandsvågen3 h 3 min
22 Jan 2026Ronja QueenØklandsvågen2 h 14 min
22 Jan 2026Ronja QueenØklandsvågen6 h 23 min
21 Jan 2026Ronja QueenØklandsvågen2 h 34 min
21 Jan 2026Ronja QueenØklandsvågen4 h 16 min
17 Jan 2026Horda PioneerAndal4 h 1 min
11 Dec 2025Ronja VestGjerdeviksflua18 h 42 min
09 Dec 2025Ronja VestGjerdeviksflua39 h 34 min
08 Dec 2025Ronja VestGjerdeviksflua3 h 49 min
05 Dec 2025Ronja QueenBreivik S24 h 50 min
13 Nov 2025Ronja QueenSkiftesneset N16 h 44 min
10 Nov 2025Ronja VestTittelsnes13 h 30 min
14 Oct 2025Ronja VestGjerdeviksflua4 h 44 min
12 Oct 2025Ronja VestGjerdeviksflua31 h 14 min
11 Oct 2025Ronja VestGjerdeviksflua25 h 3 min
20 Sep 2025Ronja QueenØklandsvågen38 h 32 min
22 Aug 2025Ronja VestGjerdeviksflua13 h 19 min
21 Aug 2025Ronja VestGjerdeviksflua13 h 31 min
20 Aug 2025Ronja VestGjerdeviksflua15 h 8 min
19 Aug 2025Ronja VestGjerdeviksflua7 h 32 min
12 Jul 2025NavoeyTittelsnes4 h 29 min
11 Jul 2025NavoeyTittelsnes14 h 23 min
10 Jul 2025NavoeyTittelsnes12 h 45 min
09 Jul 2025NavoeyTittelsnes6 h 52 min
31 Mar 2025Ronja QueenSvollandsneset11 h 11 min
30 Mar 2025Ronja QueenSvollandsneset2 h 49 min
29 Mar 2025Ronja QueenSvollandsneset2 h 20 min
28 Mar 2025Ronja QueenSvollandsneset3 h 37 min
27 Mar 2025Ronja QueenSvollandsneset3 h 39 min
12 May 2024Ronja QueenSkaganeset2 h 30 min
09 May 2024Ronja QueenSkaganeset3 h 0 min
07 May 2024Ronja QueenSkaganeset2 h 6 min
05 May 2024Ronja QueenSkaganeset2 h 28 min
02 May 2024Ronja QueenØklandsvågen1 h 15 min
01 May 2024Ronja QueenØklandsvågen2 h 23 min
29 Apr 2024Ronja QueenØklandsvågen2 h 32 min
28 Apr 2024Ronja QueenØklandsvågen2 h 13 min
25 Apr 2024Ronja QueenØklandsvågen1 h 28 min
17 Feb 2024Ronja Queenno other farm2 h 51 min
10 Feb 2024Ronja VestSaltkjelen II2 h 38 min

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

Licences

Site MAB: 3,120 tonnes
LicenceTypeCapacityHolder
H B 0002Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tSeashore Sjø AS
H B 0005Kommersiell / matfiskSalmon, Rainbow trout, Trout4,825 tSeashore Sjø AS
H B 0007Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tFremskridt Laks AS
H B 0012Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tSeashore Sjø AS
H B 0022Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tSeashore Sjø AS
H B 0036Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tSeashore Sjø AS
H B 0044Kommersiell / matfiskSalmon, Rainbow trout, Trout689 tFremskridt Laks AS

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