Bukkholmen S

Site 12361 · Frøya municipality · Production area 6, Nordmøre og Sør-Trøndelag

Status unknown: not reported in week 39Operated by Måsøval Lisens AS

unknownAdult female lice per fishNo count in week 39. Latest: 0.46 in week 22, 2025Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

unknownWeeks above the limit in 2026No weeks with a count in 2026Calculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

unknownLice treatments in 2026No lice reports in 20262026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Active disease casesNone active · 1 earlierRegister since 26 Nov 2024 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Wellboat visits in 2026Latest visit 04 Dec 2025Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

2Escapes reported1 salmon, April 2025Since 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.

2025

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
Week	Adult female lice per fish	Lice limit	Status
1	0.12	0.5	Below the limit
2	0.14	0.5	Below the limit
3	0.12	0.5	Below the limit
4	0.26	0.5	Below the limit
5	1.05	0.5	Above the limit
6	0.13	0.5	Below the limit
7	0.18	0.5	Below the limit
8	0.46	0.5	Near the limit
9	0.47	0.5	Near the limit
10	0.42	0.5	Near the limit
11	0.49	0.5	Near the limit
12	0.47	0.5	Near the limit
13	0.48	0.5	Near the limit
14	0.45	0.5	Near the limit
15	0.04	0.5	Below the limit
16	0.15	0.2	Below the limit
17	0.16	0.2	Below the limit
18	0.14	0.2	Below the limit
19	0.13	0.2	Below the limit
20	0.11	0.2	Below the limit
21	0.17	0.2	Near the limit
22	0.46	0.5	Near the limit
23	unknown	0.5	Reported without a count
24	unknown	0.5	Reported without a count
25	unknown	0.5	Not reported
26	unknown	0.5	Not reported
27	unknown	0.5	Not reported
28	unknown	0.5	Not reported
29	unknown	0.5	Not reported
30	unknown	0.5	Not reported
31	unknown	0.5	Not reported
32	unknown	0.5	Not reported
33	unknown	0.5	Not reported
34	unknown	0.5	Not reported
35	unknown	0.5	Not reported
36	unknown	0.5	Not reported
37	unknown	0.5	Not reported
38	unknown	0.5	Not reported
39	unknown	0.5	Not reported
40	unknown	0.5	Not reported
41	unknown	0.5	Not reported
42	unknown	0.5	Not reported
43	unknown	0.5	Not reported
44	unknown	0.5	Not reported
45	unknown	0.5	Not reported
46	unknown	0.5	Not reported
47	unknown	0.5	Not reported
48	unknown	0.5	Not reported
49	unknown	0.5	Not reported
50	unknown	0.5	Not reported
51	unknown	0.5	Not reported
52	unknown	0.5	Not reported

Earlier years

20243 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

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Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.00	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.00	0.5	Below the limit
8	0.01	0.5	Below the limit
9	0.00	0.5	Below the limit
10	0.03	0.5	Below the limit
11	0.03	0.5	Below the limit
12	0.05	0.5	Below the limit
13	0.06	0.5	Below the limit
14	0.09	0.5	Below the limit
15	0.06	0.5	Below the limit
16	0.08	0.2	Below the limit
17	0.04	0.2	Below the limit
18	0.11	0.2	Below the limit
19	0.01	0.2	Below the limit
20	0.03	0.2	Below the limit
21	0.01	0.2	Below the limit
22	0.07	0.5	Below the limit
23	0.06	0.5	Below the limit
24	0.18	0.5	Below the limit
25	0.34	0.5	Below the limit
26	0.19	0.5	Below the limit
27	0.04	0.5	Below the limit
28	0.13	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.22	0.5	Below the limit
31	0.27	0.5	Below the limit
32	0.43	0.5	Near the limit
33	0.48	0.5	Near the limit
34	0.18	0.5	Below the limit
35	0.43	0.5	Near the limit
36	0.53	0.5	Above the limit
37	0.18	0.5	Below the limit
38	0.44	0.5	Near the limit
39	0.36	0.5	Below the limit
40	0.32	0.5	Below the limit
41	0.39	0.5	Below the limit
42	0.10	0.5	Below the limit
43	0.10	0.5	Below the limit
44	0.08	0.5	Below the limit
45	0.39	0.5	Below the limit
46	0.49	0.5	Near the limit
47	1.86	0.5	Above the limit
48	1.32	0.5	Above the limit
49	0.26	0.5	Below the limit
50	0.49	0.5	Near the limit
51	0.06	0.5	Below the limit
52	0.19	0.5	Below the limit

20230 of 3 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

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Adult female lice per fish per week, 2023
Week	Adult female lice per fish	Lice limit	Status
40	unknown	0.5	Not reported
41	unknown	0.5	Not reported
42	unknown	0.5	Not reported
43	unknown	0.5	Not reported
44	unknown	0.5	Not reported
45	unknown	0.5	Not reported
46	unknown	0.5	Not reported
47	unknown	0.5	Not reported
48	unknown	0.5	Not reported
49	unknown	0.5	Not reported
50	0.00	0.5	Below the limit
51	0.00	0.5	Below the limit
52	0.00	0.5	Below the limit

20220 of 1 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, 2022
Week	Adult female lice per fish	Lice limit	Status
1	unknown	0.5	Not reported
2	unknown	0.5	Not reported
3	unknown	0.5	Not reported
4	unknown	0.5	Not reported
5	unknown	0.5	Not reported
6	unknown	0.5	Not reported
7	unknown	0.5	Not reported
8	unknown	0.5	Not reported
9	unknown	0.5	Not reported
10	unknown	0.5	Not reported
11	unknown	0.5	Not reported
12	unknown	0.5	Not reported
13	unknown	0.5	Not reported
14	unknown	0.5	Not reported
15	unknown	0.5	Not reported
16	unknown	0.2	Not reported
17	unknown	0.2	Not reported
18	unknown	0.2	Not reported
19	unknown	0.2	Not reported
20	unknown	0.2	Not reported
21	unknown	0.2	Not reported
22	unknown	0.5	Not reported
23	unknown	0.5	Not reported
24	unknown	0.5	Not reported
25	unknown	0.5	Not reported
26	unknown	0.5	Not reported
27	unknown	0.5	Not reported
28	unknown	0.5	Not reported
29	unknown	0.5	Not reported
30	unknown	0.5	Not reported
31	unknown	0.5	Not reported
32	unknown	0.5	Not reported
33	unknown	0.5	Not reported
34	unknown	0.5	Not reported
35	unknown	0.5	Not reported
36	unknown	0.5	Not reported
37	unknown	0.5	Not reported
38	unknown	0.5	Not reported
39	unknown	0.5	Not reported
40	unknown	0.5	Not reported
41	unknown	0.5	Not reported
42	unknown	0.5	Not reported
43	0.15	0.5	Below the limit
44	unknown	0.5	Not reported
45	unknown	0.5	Not reported
46	unknown	0.5	Not reported
47	unknown	0.5	Not reported
48	unknown	0.5	Not reported
49	unknown	0.5	Not reported
50	unknown	0.5	Not reported
51	unknown	0.5	Not reported
52	unknown	0.5	Not reported

Treatments

Norwegian Food Safety Authority

Week 15, 2025
Thermal delousing, Other treatment5 pens · Kombinasjon ferskvann og thermolicer
Week 14, 2025
Other treatment1 pen · Kombinasjon ferskvann og termolicer
Week 6, 2025
Other treatment5 pens · Kombinasjonsbehandling med thermolicer og optiflush.
Week 51, 2024
Thermal delousing, Other treatment3 pens · Ferskvann+Thermolicer

Show all 19

Week 49, 2024
Other treatment1 pen · Ferskvann + Thermolicer
Week 48, 2024
Other treatment3 pens · Ferskvann + Wellfighter
Week 42, 2024
Medicinal bath4 pens · Azamethiphos
Week 41, 2024
Medicinal bath3 pens · Azamethiphos
Week 40, 2024
Mechanical delousing3 pens
Week 39, 2024
Mechanical delousing2 pens
Week 38, 2024
Mechanical delousing1 pen
Week 37, 2024
Mechanical delousing5 pens
Week 36, 2024
Mechanical delousing2 pens
Week 35, 2024
Mechanical delousing2 pens
Week 34, 2024
Other treatment4 pens · Thermolicer
Week 29, 2024
Other treatmentWhole site · Thermolicer
Week 26, 2024
Medicinal bathWhole site · Azamethiphos
Week 19, 2024
Freshwater treatment4 pens
Week 43, 2022
Mechanical delousing7 pens

Disease

Norwegian Food Safety Authority

01 Dec 2025
Pancreas disease (PD): closedSubtype SAV2 · started 06 May 2025 · Norwegian Food Safety Authority

Escapes

Directorate of Fisheries

29 Apr 2025
1 salmon escapedCause: Sikringsnot ble ikke kontrollert godt nok før den ble dratt opp. · recaptured 1 · Directorate of Fisheries
16 Nov 2022
1 salmon escapedCause: Én oppdrettslaks hoppet ut av håndhåv ved håving fra merd ifm. lusetelling. · recaptured 1 · Directorate of Fisheries

Wellboat visits

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.

Arrival	Vessel	Previous farm (14 days)	Duration
04 Dec 2025	Viknatrans	Lamøya	4 h 30 min
07 Apr 2025	Njord Kya	Ulvan	40 h 32 min
07 Apr 2025	Njord Kya	Ulvan	44 min
06 Apr 2025	Njord Kya	Ulvan	13 h 45 min
08 Feb 2025	Ro Venture	Ulvan	9 h 10 min
07 Feb 2025	Ro Venture	Lamøya	4 h 16 min
06 Feb 2025	Ro Venture	Lamøya	7 h 45 min
18 Dec 2024	Ro Venture	Lamøya	11 h 55 min
17 Dec 2024	Ro Venture	Lamøya	6 h 3 min
03 Dec 2024	Ro Fjell	Gjermundnes	10 h 51 min
27 Nov 2024	Froy Hovding	Nørholmen	35 min
26 Nov 2024	Froy Hovding	Nørholmen	12 h 8 min

Show 14 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
21 Aug 2024	Ro Venture	Lamøya	8 h 28 min
18 Aug 2024	Ro Venture	Lamøya	51 h 12 min
17 Jul 2024	Ro Fortune	Lamøya	18 h 24 min
16 Jul 2024	Ro Fortune	Lamøya	17 h 2 min
25 Jun 2024	Kristiansund	Lamøya	1 h 31 min
25 Jun 2024	Kristiansund	Lamøya	6 h 8 min
24 Jun 2024	Kristiansund	Lamøya	2 h 30 min
24 Jun 2024	Kristiansund	Lamøya	6 h 46 min
23 Jun 2024	Kristiansund	Lamøya	6 h 57 min
23 Jun 2024	Kristiansund	Lamøya	5 h 49 min
07 May 2024	Ro Venture	Olderøy	18 h 33 min
06 May 2024	Ro Venture	Olderøy	13 h 38 min
18 Apr 2024	Viknatrans	Flesa	6 h 4 min
18 Jan 2024	Viknatrans	Hofsøya	8 h 51 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.

Company	From	To
Måsøval AS	Week 43, 2022	Week 43, 2022
Måsøval AS	Week 50, 2023	Week 2, 2025
Måsøval Lisens AS	Week 3, 2025	Week 24, 2025

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

Licences

Site MAB: 3,900 tonnes

Licence	Type	Capacity	Holder
M AV 0027	Kommersiell / matfiskSalmon, Rainbow trout, Trout	780 t	Måsøval Lisens AS
ST F 0066	Undervisning / matfiskSalmon	780 t	Trøndelag Fylkeskommune
ST HE 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Måsøval Lisens AS
ST HE 0014	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Måsøval Lisens AS
TR AA 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	950 t	Bjørøya AS
TR F 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,000 t	Måsøval Lisens AS
TR F 0011	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,000 t	Måsøval Lisens AS
TR F 0031	Kommersiell / matfiskSalmon, Rainbow trout, Trout	459 t	Frøy Havbruk AS
TR F 0032	Kommersiell / matfiskSalmon, Rainbow trout, Trout	459 t	Frøy Havbruk AS
TR F 0033	Kommersiell / matfiskSalmon, Rainbow trout, Trout	505 t	Frøy Havbruk AS
TR F 0034	Kommersiell / matfiskSalmon, Rainbow trout, Trout	505 t	Frøy Havbruk AS
TR F 0035	Kommersiell / matfiskSalmon, Rainbow trout, Trout	505 t	Frøy Havbruk AS
TR O 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	950 t	Bjørøya AS
TR O 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	950 t	Bjørøya AS
TR O 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	950 t	Bjørøya AS

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