Drøno

Site 35497 · Austevoll municipality · Production area 3, Karmøy til Sotra

Below the lice limit, week 39Operated by Troland Lakseoppdrett AS · group unknown

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 40 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

6Lice treatments in 2026Latest: Thermal delousing, week 39, 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

9Wellboat visits in 2026by 5 different vessels · latest 10 Aug 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 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
Week	Adult female lice per fish	Lice limit	Status
1	0.10	0.5	Below the limit
2	0.13	0.5	Below the limit
3	0.30	0.5	Below the limit
4	0.30	0.5	Below the limit
5	0.33	0.5	Below the limit
6	0.47	0.5	Near the limit
7	0.43	0.5	Near the limit
8	0.00	0.5	Below the limit
9	0.00	0.5	Below the limit
10	0.05	0.5	Below the limit
11	0.08	0.5	Below the limit
12	0.05	0.5	Below the limit
13	0.13	0.5	Below the limit
14	0.06	0.5	Below the limit
15	0.05	0.5	Below the limit
16	0.15	0.2	Below the limit
17	0.14	0.2	Below the limit
18	0.13	0.2	Below the limit
19	0.17	0.2	Near the limit
20	0.16	0.2	Below the limit
21	0.17	0.2	Near the limit
22	0.35	0.5	Below the limit
23	0.42	0.5	Near the limit
24	0.47	0.5	Near the limit
25	0.42	0.5	Near the limit
26	0.00	0.5	Below the limit
27	0.03	0.5	Below the limit
28	0.05	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.03	0.5	Below the limit
31	0.40	0.5	Near the limit
32	0.15	0.5	Below the limit
33	0.00	0.5	Below the limit
34	0.03	0.5	Below the limit
35	0.13	0.5	Below the limit
36	0.05	0.5	Below the limit
37	0.43	0.5	Near the limit
38	0.47	0.5	Near the limit
39	0.00	0.5	Below the limit
40	0.00	0.5	Below the limit

Earlier years

20250 of 22 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, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.13	0.5	Below the limit
2	0.37	0.5	Below the limit
3	0.37	0.5	Below the limit
4	0.00	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.05	0.5	Below the limit
7	0.05	0.5	Below the limit
8	0.15	0.5	Below the limit
9	0.45	0.5	Near the limit
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	0.00	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.00	0.5	Below the limit
43	0.03	0.5	Below the limit
44	0.03	0.5	Below the limit
45	0.00	0.5	Below the limit
46	unknown	0.5	Not reported
47	0.00	0.5	Below the limit
48	0.03	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.03	0.5	Below the limit
51	0.09	0.5	Below the limit
52	0.16	0.5	Below the limit

20240 of 17 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	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	0.00	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.25	0.5	Below the limit
39	0.00	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.05	0.5	Below the limit
42	0.00	0.5	Below the limit
43	0.35	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.20	0.5	Below the limit
47	0.13	0.5	Below the limit
48	0.23	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.03	0.5	Below the limit
52	0.03	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 39, 2026
Thermal delousingWhole site
Week 33, 2026
Thermal delousing1 pen
Week 32, 2026
Thermal delousing3 pens
Week 26, 2026
Thermal delousing3 pens

Show all 12

Week 25, 2026
Thermal delousing1 pen
Week 8, 2026
Thermal delousingWhole site
Week 45, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 3, 2025
Thermal delousing2 pens
Week 49, 2024
Thermal delousing2 pens
Week 44, 2024
Thermal delousingWhole site
Week 39, 2024
Thermal delousingWhole site
Week 36, 2024
Thermal delousingWhole site

Disease

Norwegian Food Safety Authority

29 Jul 2025
Pancreas disease (PD): closedSubtype SAV3 · started 01 Sep 2024 · Norwegian Food Safety Authority

Escapes

Directorate of Fisheries

No escapes reported from this site since 2006.

Wellboat visits

9 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.

Arrival	Vessel	Previous farm (14 days)	Duration
10 Aug 2026	Hordagut	Kviksholmen disease or zone there	8 h 57 min
08 Aug 2026	Hordagut	Kviksholmen disease or zone there	19 h 27 min
05 Aug 2026	Rostein	Øklandsvågen	1 h 17 min
02 Aug 2026	Rostein	Kastevika	4 h 36 min
23 Jun 2026	Hordagut	Kviksholmen disease or zone there	9 h 3 min
21 Jun 2026	Hordagut	Kviksholmen disease or zone there	20 h 2 min
01 Jun 2026	Robris	Nesevågen	3 h 29 min
04 Mar 2026	Navoey	Teigland I	1 h 11 min
19 Feb 2026	Horda Pioneer	Ospøy Ø	41 h 20 min
22 Sep 2025	Seifjell	Saltkjelen I	3 h 20 min
18 Jan 2025	Hordagut	Sagen 2	8 h 54 min
05 Dec 2024	Hordagut	Skredstivik	2 h 35 min

Show 7 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
05 Dec 2024	Hordagut	Skredstivik	11 h 53 min
14 Nov 2024	Rohav	Oltesvik	4 h 5 min
03 Nov 2024	Hordagut	Kviksholmen disease or zone there	16 h 15 min
29 Sep 2024	Horda Pioneer	Sagen 2	8 h 27 min
02 Sep 2024	Hordagut	Stille S disease or zone there	4 h 32 min
02 Sep 2024	Hordagut	Stille S disease or zone there	3 h 9 min
01 Sep 2024	Hordagut	Stille S disease or zone there	4 h 58 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
Troland Lakseoppdrett AS	Week 36, 2024	Week 40, 2026
Telavåg Fiskeoppdrett AS	Week 44, 2024	Week 1, 2025
Engesund Fiskeoppdrett AS	Week 47, 2025	Week 2, 2026
Fylkesnes Fisk AS	Week 3, 2026	Week 7, 2026

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

Licences

Site MAB: 1,560 tonnes

Licence	Type	Capacity	Holder
H AV 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Kobbevik Og Furuholmen Oppdrett AS
H AV 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Langøylaks AS
H AV 0025	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Troland Lakseoppdrett AS
H AV 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Langøylaks AS
H B 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Fremskridt Laks AS
H FJ 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Fylkesnes Fisk AS
H FJ 0026	Kommersiell / matfisk-grønn cSalmon, Rainbow trout, Trout	737 t	Engesund Fiskeoppdrett AS
H S 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Telavåg Fiskeoppdrett AS
H S 0023	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Telavåg Fiskeoppdrett AS
R R 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	835 t	Eidesvik Laks AS
VL AV 0019	Kommersiell / alger til fôr/konsumButare	unknown	Tro-Tare AS
VL AV 0020	Kommersiell / alger til fôr/konsumFingertare	unknown	Tro-Tare AS
VL AV 0021	Kommersiell / alger til fôr/konsumHavsalat	unknown	Tro-Tare AS
VL AV 0022	Kommersiell / alger til fôr/konsumGrisetang	unknown	Tro-Tare AS
VL AV 0023	Kommersiell / alger til fôr/konsumStortare	unknown	Tro-Tare AS
VL AV 0024	Kommersiell / alger til fôr/konsumSukkertare (oppdrett)	unknown	Tro-Tare AS

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