Æsøya

Site 30977 · Vestvågøy municipality · Production area 9, Vestfjorden og Vesterålen

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

0.17Adult 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 16 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Medicinal feed, week 37, 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

7Wellboat visits in 2026by 4 different vessels · latest 16 Jul 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 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

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Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.33	0.5	Below the limit
2	0.40	0.5	Near the limit
3	0.43	0.5	Near the limit
4	0.42	0.5	Near the limit
5	0.48	0.5	Near the limit
6	unknown	0.5	Reported without a count
7	unknown	0.5	Reported without a count
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	0.5	Not reported
17	unknown	0.5	Not reported
18	unknown	0.5	Not reported
19	unknown	0.5	Not reported
20	unknown	0.5	Not reported
21	unknown	0.2	Not reported
22	unknown	0.2	Not reported
23	unknown	0.2	Not reported
24	unknown	0.2	Not reported
25	unknown	0.2	Not reported
26	unknown	0.2	Not reported
27	unknown	0.5	Not reported
28	unknown	0.5	Not reported
29	0.00	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.00	0.5	Below the limit
33	0.00	0.5	Below the limit
34	0.00	0.5	Below the limit
35	0.00	0.5	Below the limit
36	0.00	0.5	Below the limit
37	0.00	0.5	Below the limit
38	0.16	0.5	Below the limit
39	0.17	0.5	Below the limit

Earlier years

20253 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, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.24	0.5	Below the limit
2	0.43	0.5	Near the limit
3	0.40	0.5	Near the limit
4	0.28	0.5	Below the limit
5	0.00	0.5	Below the limit
6	0.00	0.5	Below the limit
7	0.05	0.5	Below the limit
8	0.05	0.5	Below the limit
9	0.10	0.5	Below the limit
10	0.20	0.5	Below the limit
11	0.18	0.5	Below the limit
12	0.03	0.5	Below the limit
13	0.05	0.5	Below the limit
14	0.18	0.5	Below the limit
15	0.08	0.5	Below the limit
16	0.03	0.5	Below the limit
17	0.05	0.5	Below the limit
18	0.05	0.5	Below the limit
19	0.08	0.5	Below the limit
20	0.04	0.5	Below the limit
21	0.04	0.2	Below the limit
22	0.05	0.2	Below the limit
23	0.10	0.2	Below the limit
24	0.13	0.2	Below the limit
25	0.17	0.2	Near the limit
26	0.17	0.2	Near the limit
27	0.20	0.5	Below the limit
28	0.30	0.5	Below the limit
29	0.35	0.5	Below the limit
30	0.40	0.5	Near the limit
31	0.43	0.5	Near the limit
32	0.40	0.5	Near the limit
33	0.40	0.5	Near the limit
34	0.25	0.5	Below the limit
35	0.38	0.5	Below the limit
36	0.45	0.5	Near the limit
37	0.25	0.5	Below the limit
38	0.20	0.5	Below the limit
39	0.40	0.5	Near the limit
40	0.45	0.5	Near the limit
41	0.44	0.5	Near the limit
42	0.46	0.5	Near the limit
43	0.41	0.5	Near the limit
44	0.30	0.5	Below the limit
45	1.20	0.5	Above the limit
46	2.46	0.5	Above the limit
47	3.42	0.5	Above the limit
48	0.39	0.5	Below the limit
49	0.34	0.5	Below the limit
50	0.21	0.5	Below the limit
51	0.30	0.5	Below the limit
52	0.27	0.5	Below the limit

20240 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

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Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.24	0.5	Below the limit
2	0.43	0.5	Near the limit
3	0.20	0.5	Below the limit
4	unknown	0.5	Reported without a count
5	0.08	0.5	Below the limit
6	0.10	0.5	Below the limit
7	unknown	0.5	Reported without a count
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	0.5	Not reported
17	unknown	0.5	Not reported
18	unknown	0.5	Not reported
19	unknown	0.5	Not reported
20	0.00	0.5	Below the limit
21	0.00	0.2	Below the limit
22	0.00	0.2	Below the limit
23	0.00	0.2	Below the limit
24	0.00	0.2	Below the limit
25	0.00	0.2	Below the limit
26	0.00	0.2	Below the limit
27	0.00	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.00	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.00	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.05	0.5	Below the limit
34	0.07	0.5	Below the limit
35	0.07	0.5	Below the limit
36	0.05	0.5	Below the limit
37	0.10	0.5	Below the limit
38	0.15	0.5	Below the limit
39	0.24	0.5	Below the limit
40	0.25	0.5	Below the limit
41	0.23	0.5	Below the limit
42	0.30	0.5	Below the limit
43	0.23	0.5	Below the limit
44	0.15	0.5	Below the limit
45	0.28	0.5	Below the limit
46	0.30	0.5	Below the limit
47	0.34	0.5	Below the limit
48	0.38	0.5	Below the limit
49	0.20	0.5	Below the limit
50	0.34	0.5	Below the limit
51	0.36	0.5	Below the limit
52	0.29	0.5	Below the limit

20230 of 4 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	0.18	0.5	Below the limit
50	0.17	0.5	Below the limit
51	0.15	0.5	Below the limit
52	0.15	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 37, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 47, 2025
Thermal delousingWhole site
Week 44, 2025
Medicinal bathWhole site · Azamethiphos
Week 37, 2025
Mechanical delousing, Freshwater treatment8 pens

Show all 6

Week 34, 2025
Mechanical delousing2 pens
Week 27, 2024
Medicinal feed10 pens · 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

No escapes reported from this site since 2006.

Wellboat visits

7 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
16 Jul 2026	Skrova	Straumsjøen	2 h 25 min
15 Jul 2026	Skrova	Straumsjøen	5 h 26 min
27 Feb 2026	Caspian	Alsvåg	2 h 52 min
26 Feb 2026	Caspian	Trollvika	1 h 58 min
20 Feb 2026	Caspian	no other farm	2 h 42 min
13 Feb 2026	Grotanger	Kråkåsen	1 h 2 min
19 Jan 2026	Doennland	Humulen	5 h 53 min
08 Dec 2025	Caspian	Rotvika	4 h 17 min
21 Nov 2025	Grotanger	Ånderkleiva	10 h 13 min
20 Nov 2025	Grotanger	Ånderkleiva	16 h 50 min
29 Oct 2025	Caspian	Ystevika	4 h 48 min
29 Oct 2025	Caspian	Ystevika	3 h 38 min

Show 28 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
28 Oct 2025	Caspian	Ystevika	1 h 3 min
28 Oct 2025	Caspian	Ystevika	2 h 27 min
28 Oct 2025	Caspian	Ystevika	3 h 0 min
28 Oct 2025	Caspian	Ystevika	4 h 3 min
27 Oct 2025	Caspian	Ystevika	2 h 15 min
30 Sep 2025	Caspian	Trollvika	1 h 20 min
13 Sep 2025	Caspian	Bjørnstein	8 h 19 min
09 Sep 2025	Grotanger	Brattberg	59 min
29 Aug 2025	Skrova	Skarvhausen	2 h 41 min
26 Aug 2025	Caspian	Brattberg	6 h 34 min
21 Aug 2025	Caspian	Jekteberget	4 h 19 min
18 Aug 2025	Caspian	Geiterøya I	12 h 47 min
10 Aug 2025	Doennland	Geiterøya I	47 min
10 Aug 2025	Doennland	Geiterøya I	1 h 14 min
07 Aug 2025	Doennland	Alsvåg	1 h 41 min
07 Aug 2025	Doennland	Jekteberget	2 h 16 min
17 Jul 2025	Grotanger	Geiterøya I	6 h 25 min
24 Jun 2025	Caspian	Brattberg	1 h 16 min
08 Apr 2025	Grotanger	Gamskjæran	1 h 43 min
22 Mar 2025	Caspian	Geiterøya I	1 h 54 min
01 Feb 2025	Grotanger	Geiterøya I	19 h 18 min
31 Jan 2025	Grotanger	Geiterøya I	12 h 26 min
29 Jan 2025	Grotanger	Geiterøya I	38 h 25 min
28 Jan 2025	Grotanger	Geiterøya I	1 h 34 min
23 Jan 2025	Grotanger	Gregusvika	4 h 52 min
20 Dec 2024	Grotanger	Mikkelsøya	14 h 56 min
02 Mar 2024	Skrova	Korsnes	1 h 32 min
16 Feb 2024	Grotanger	Brattberg	5 h 27 min

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

Licences

Site MAB: 1,560 tonnes

Licence	Type	Capacity	Holder
N G 0062	Kommersiell / matfiskSalmon, Rainbow trout, Trout	398 t	Gildeskål Forskningsstasjon AS
N VV 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	796 t	Isqueen AS
N VV 0066	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Isqueen AS
N VV 0070	Kommersiell / matfiskSalmon, Rainbow trout, Trout	650 t	Isqueen AS
N VV 0071	Kommersiell / matfiskSalmon, Rainbow trout, Trout	650 t	Isqueen AS
N VV 0074	Kommersiell / matfiskSalmon, Rainbow trout, Trout	400 t	Isqueen AS

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