Kasteberget

Site 31757 · Ibestad municipality · Production area 10, Andøya til Senja

Status unknown: not reported in week 39Operated by Kleiva Fiskefarm AS

unknownAdult female lice per fishNo count in week 39. Latest: 0.45 in week 37, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 37 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

2Lice treatments in 2026Latest: Thermal delousing, week 32, 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

23Wellboat visits in 2026by 3 different vessels · latest 12 Sep 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	0.30	0.5	Below the limit
2	0.37	0.5	Below the limit
3	0.33	0.5	Below the limit
4	0.29	0.5	Below the limit
5	0.29	0.5	Below the limit
6	0.21	0.5	Below the limit
7	0.19	0.5	Below the limit
8	0.14	0.5	Below the limit
9	0.12	0.5	Below the limit
10	0.10	0.5	Below the limit
11	0.10	0.5	Below the limit
12	0.08	0.5	Below the limit
13	0.09	0.5	Below the limit
14	0.08	0.5	Below the limit
15	0.07	0.5	Below the limit
16	0.08	0.5	Below the limit
17	0.06	0.5	Below the limit
18	0.06	0.5	Below the limit
19	0.06	0.5	Below the limit
20	0.05	0.5	Below the limit
21	0.06	0.2	Below the limit
22	0.03	0.2	Below the limit
23	0.02	0.2	Below the limit
24	0.03	0.2	Below the limit
25	0.09	0.2	Below the limit
26	0.14	0.2	Below the limit
27	0.14	0.5	Below the limit
28	0.11	0.5	Below the limit
29	0.12	0.5	Below the limit
30	0.12	0.5	Below the limit
31	0.17	0.5	Below the limit
32	0.24	0.5	Below the limit
33	0.16	0.5	Below the limit
34	0.25	0.5	Below the limit
35	0.23	0.5	Below the limit
36	0.19	0.5	Below the limit
37	0.45	0.5	Near the limit
38	unknown	0.5	Not reported
39	unknown	0.5	Not reported

Earlier years

20253 of 34 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	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	0.5	Not reported
17	unknown	0.5	Not reported
18	unknown	0.5	Not reported
19	0.00	0.5	Below the limit
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	0.02	0.2	Below the limit
27	0.12	0.5	Below the limit
28	0.05	0.5	Below the limit
29	0.19	0.5	Below the limit
30	0.27	0.5	Below the limit
31	0.47	0.5	Near the limit
32	0.19	0.5	Below the limit
33	0.02	0.5	Below the limit
34	0.18	0.5	Below the limit
35	0.18	0.5	Below the limit
36	0.19	0.5	Below the limit
37	1.01	0.5	Above the limit
38	0.25	0.5	Below the limit
39	0.34	0.5	Below the limit
40	0.17	0.5	Below the limit
41	0.29	0.5	Below the limit
42	0.31	0.5	Below the limit
43	1.25	0.5	Above the limit
44	0.06	0.5	Below the limit
45	0.29	0.5	Below the limit
46	0.25	0.5	Below the limit
47	0.39	0.5	Below the limit
48	0.45	0.5	Near the limit
49	0.57	0.5	Above the limit
50	0.47	0.5	Near the limit
51	0.37	0.5	Below the limit
52	0.30	0.5	Below the limit

20244 of 40 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	0.19	0.5	Below the limit
2	0.23	0.5	Below the limit
3	0.35	0.5	Below the limit
4	0.39	0.5	Below the limit
5	unknown	0.5	Reported without a count
6	0.30	0.5	Below the limit
7	unknown	0.5	Not reported
8	0.26	0.5	Below the limit
9	unknown	0.5	Not reported
10	0.16	0.5	Below the limit
11	0.15	0.5	Below the limit
12	0.11	0.5	Below the limit
13	0.11	0.5	Below the limit
14	0.09	0.5	Below the limit
15	0.07	0.5	Below the limit
16	0.04	0.5	Below the limit
17	0.07	0.5	Below the limit
18	0.07	0.5	Below the limit
19	0.02	0.5	Below the limit
20	0.07	0.5	Below the limit
21	0.04	0.2	Below the limit
22	0.06	0.2	Below the limit
23	0.03	0.2	Below the limit
24	0.04	0.2	Below the limit
25	0.04	0.2	Below the limit
26	0.02	0.2	Below the limit
27	0.05	0.5	Below the limit
28	0.06	0.5	Below the limit
29	0.04	0.5	Below the limit
30	0.05	0.5	Below the limit
31	0.07	0.5	Below the limit
32	0.27	0.5	Below the limit
33	0.32	0.5	Below the limit
34	0.17	0.5	Below the limit
35	0.37	0.5	Below the limit
36	0.41	0.5	Near the limit
37	0.39	0.5	Below the limit
38	0.47	0.5	Near the limit
39	0.47	0.5	Near the limit
40	1.12	0.5	Above the limit
41	1.43	0.5	Above the limit
42	1.20	0.5	Above the limit
43	3.47	0.5	Above 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

20231 of 14 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
39	0.23	0.5	Below the limit
40	0.30	0.5	Below the limit
41	0.36	0.5	Below the limit
42	0.52	0.5	Above the limit
43	0.38	0.5	Below the limit
44	0.41	0.5	Near the limit
45	0.03	0.5	Below the limit
46	0.01	0.5	Below the limit
47	0.03	0.5	Below the limit
48	0.09	0.5	Below the limit
49	0.07	0.5	Below the limit
50	0.23	0.5	Below the limit
51	0.14	0.5	Below the limit
52	0.12	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 32, 2026
Freshwater treatment, Thermal delousing4 pens
Week 26, 2026
Thermal delousing3 pens
Week 51, 2025
Thermal delousing, Freshwater treatment4 pens
Week 50, 2025
Thermal delousing2 pens

Show all 6

Week 44, 2025
Thermal delousingWhole site
Week 38, 2025
Thermal delousing8 pens

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

23 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
12 Sep 2026	Ro Master	Alsvåg	6 h 20 min
06 Sep 2026	Grotanger	Rotvika	5 h 6 min
26 Aug 2026	Grotanger	Salangslia	2 h 20 min
24 Aug 2026	Grotanger	Rotvika	2 h 14 min
17 Aug 2026	Grotanger	Rotvika	1 h 46 min
12 Aug 2026	Grotanger	Brattberg	2 h 42 min
08 Aug 2026	Grotanger	Sandøya	6 h 26 min
07 Aug 2026	Grotanger	Sandøya	9 h 34 min
06 Aug 2026	Grotanger	Sandøya	15 h 6 min
05 Aug 2026	Caspian	Brattberg	2 h 49 min
30 Jul 2026	Caspian	Brattberg	1 h 41 min
29 Jul 2026	Caspian	Brattberg	3 h 40 min

Show 40 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
24 Jul 2026	Caspian	Svartskjær	3 h 16 min
19 Jul 2026	Caspian	Brattberg	2 h 20 min
15 Jul 2026	Caspian	Holmen	1 h 49 min
12 Jul 2026	Caspian	Myrlandshaug	3 h 21 min
05 Jul 2026	Grotanger	Jennskarbotn	6 h 16 min
27 Jun 2026	Caspian	Børøya Slaktemerd	2 h 20 min
25 Jun 2026	Grotanger	Leikvika	17 h 39 min
22 Jun 2026	Grotanger	Rotvika	2 h 7 min
10 Jun 2026	Caspian	Børøya Slaktemerd	2 h 48 min
07 Jun 2026	Grotanger	Rotvika	2 h 6 min
29 May 2026	Grotanger	Grænholmen	2 h 38 min
21 Dec 2025	Grotanger	Gjervika	3 h 12 min
20 Dec 2025	Grotanger	Gjervika	11 h 18 min
10 Dec 2025	Grotanger	Durmålsvika	5 h 11 min
29 Oct 2025	Grotanger	Rotvika	3 h 33 min
28 Oct 2025	Grotanger	Rotvika	19 h 23 min
27 Oct 2025	Grotanger	Rotvika	20 h 21 min
19 Sep 2025	Grotanger	Ånderkleiva	22 h 8 min
18 Sep 2025	Grotanger	Ånderkleiva	4 h 32 min
10 Aug 2025	Grotanger	Breivoll	40 h 20 min
12 Jul 2025	Caspian	Børøya Slaktemerd	6 h 31 min
09 May 2025	Skrova	Flakstadvåg Havn	1 h 29 min
05 May 2025	Doennland	Sørværet	4 h 45 min
04 May 2025	Doennland	Sørværet	5 h 11 min
04 May 2025	Doennland	Sørværet	4 h 43 min
10 Nov 2024	Grotanger	Brattberg	1 h 58 min
09 Nov 2024	Grotanger	Rotvika	2 h 47 min
02 Nov 2024	Grotanger	Skatleia	9 h 21 min
21 Oct 2024	Grotanger	Kjeiprød	1 h 57 min
17 Oct 2024	Grotanger	Gjervika	4 h 15 min
30 Sep 2024	Grotanger	Sortevika	2 h 45 min
29 Sep 2024	Skrova	Brattberg	2 h 23 min
22 Sep 2024	Grotanger	Breivoll	6 h 28 min
08 Sep 2024	Grotanger	Breivoll	3 h 37 min
20 Aug 2024	Grotanger	Alsvåg	3 h 8 min
15 Aug 2024	Skrova	Kjøtta V	3 h 30 min
31 Jul 2024	Skrova	Brattberg	1 h 57 min
31 Jul 2024	Skrova	Brattberg	2 h 20 min
25 Jul 2024	Skrova	Brattberg	2 h 9 min
23 Jun 2024	Grotanger	Rotvika	2 h 6 min

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

Licences

Site MAB: 5,500 tonnes

Licence	Type	Capacity	Holder
T BG 0006	Kommersiell / matfisk-grønn konvertertSalmon, Rainbow trout, Trout	974 t	Kleiva Fiskefarm AS
T I 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,056 t	Kleiva Fiskefarm AS
T I 0018	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,056 t	Kleiva Fiskefarm AS
T I 0019	Visning / matfiskSalmon, Rainbow trout, Trout	780 t	Kleiva Fiskefarm AS

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