Vassvika

Site 18117 · Loppa municipality · Production area 12, Vest-Finnmark

Below the lice limit, week 39Operated by Cermaq Norway Salmon AS · group Cermaq

0.03Adult 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 35 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

3Lice treatments in 2026Latest: Mechanical delousing, week 33, 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

6Wellboat visits in 2026by 2 different vessels · latest 14 Aug 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported1 salmon, March 2024Since 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	unknown	0.5	Reported without a count
2	0.03	0.5	Below the limit
3	0.03	0.5	Below the limit
4	0.03	0.5	Below the limit
5	0.02	0.5	Below the limit
6	0.02	0.5	Below the limit
7	0.01	0.5	Below the limit
8	0.00	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.04	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.06	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.10	0.5	Below the limit
15	0.02	0.5	Below the limit
16	0.04	0.5	Below the limit
17	0.06	0.5	Below the limit
18	0.04	0.5	Below the limit
19	0.04	0.5	Below the limit
20	0.04	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	0.09	0.2	Below the limit
25	0.19	0.2	Near the limit
26	0.17	0.2	Near the limit
27	0.03	0.5	Below the limit
28	0.03	0.5	Below the limit
29	0.02	0.5	Below the limit
30	0.02	0.5	Below the limit
31	0.06	0.5	Below the limit
32	0.14	0.5	Below the limit
33	0.04	0.5	Below the limit
34	0.03	0.5	Below the limit
35	0.06	0.5	Below the limit
36	0.03	0.5	Below the limit
37	0.17	0.5	Below the limit
38	0.17	0.5	Below the limit
39	0.03	0.5	Below the limit

Earlier years

20250 of 24 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	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	0.01	0.5	Below the limit
36	0.06	0.5	Below the limit
37	0.03	0.5	Below the limit
38	0.01	0.5	Below the limit
39	0.01	0.5	Below the limit
40	0.02	0.5	Below the limit
41	0.15	0.5	Below the limit
42	0.04	0.5	Below the limit
43	0.07	0.5	Below the limit
44	0.02	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.02	0.5	Below the limit
47	0.01	0.5	Below the limit
48	0.07	0.5	Below the limit
49	0.01	0.5	Below the limit
50	0.23	0.5	Below the limit
51	0.01	0.5	Below the limit
52	0.08	0.5	Below the limit

20247 of 35 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	0.09	0.5	Below the limit
2	0.04	0.5	Below the limit
3	0.06	0.5	Below the limit
4	0.08	0.5	Below the limit
5	unknown	0.5	Reported without a count
6	0.02	0.5	Below the limit
7	unknown	0.5	Reported without a count
8	0.04	0.5	Below the limit
9	unknown	0.5	Reported without a count
10	0.06	0.5	Below the limit
11	unknown	0.5	Reported without a count
12	0.10	0.5	Below the limit
13	unknown	0.5	Reported without a count
14	0.11	0.5	Below the limit
15	unknown	0.5	Reported without a count
16	0.05	0.5	Below the limit
17	unknown	0.5	Reported without a count
18	0.09	0.5	Below the limit
19	0.06	0.5	Below the limit
20	0.06	0.5	Below the limit
21	0.07	0.2	Below the limit
22	0.06	0.2	Below the limit
23	0.09	0.2	Below the limit
24	0.05	0.2	Below the limit
25	0.06	0.2	Below the limit
26	0.05	0.2	Below the limit
27	0.05	0.5	Below the limit
28	0.07	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.04	0.5	Below the limit
31	0.03	0.5	Below the limit
32	0.11	0.5	Below the limit
33	0.36	0.5	Below the limit
34	0.76	0.5	Above the limit
35	0.95	0.5	Above the limit
36	2.63	0.5	Above the limit
37	0.95	0.5	Above the limit
38	0.19	0.5	Below the limit
39	0.19	0.5	Below the limit
40	1.08	0.5	Above the limit
41	5.82	0.5	Above the limit
42	3.12	0.5	Above the limit
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

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	0.06	0.5	Below the limit
50	0.06	0.5	Below the limit
51	0.08	0.5	Below the limit
52	0.06	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 33, 2026
Mechanical delousingWhole site
Week 26, 2026
Other treatment, Mechanical delousing8 pens · FLS + ferskvann
Week 51, 2025
Other treatmentWhole site · Termolicer+ etterspyling
Week 46, 2025
Medicinal feedWhole site · Emamectin benzoat

Show all 9

Week 45, 2025
Medicinal feedWhole site · Emamectin benzoat
Week 44, 2025
Other treatmentWhole site · Termolicer+ etterspyling
Week 37, 2025
Other treatmentWhole site · Termolicer+ etterspyling
Week 38, 2024
Other treatment1 pen · Hydrolicer
Week 37, 2024
Other treatment5 pens · Hydrolicer

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

26 Mar 2024
1 salmon escapedCause: Skjedde ved daglig rutinearbeid med å ta ut svimere/fisk med redusert velferd ut av merden. Fisken ramlet ut av håndhåv i det røkter løftet håven over håndlist. Svimeren bar preg av store sår på hode og anses ikke som levedyktig. · recaptured 1 · Directorate of Fisheries

Wellboat visits

6 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
14 Aug 2026	Ro Sunrise	Svartfjell	8 h 14 min
12 Aug 2026	Ro Sunrise	Svartfjell	29 h 20 min
11 Aug 2026	Ro Sunrise	Svartfjell	14 h 37 min
27 Jun 2026	Ronja Silver	Børøya Slaktemerd	12 h 59 min
25 Jun 2026	Ronja Silver	Børøya Slaktemerd	21 h 48 min
24 Jun 2026	Ronja Silver	Børøya Slaktemerd	8 h 0 min
20 Dec 2025	Ro Arctic	Marøya	25 h 24 min
29 Oct 2025	Ro Arctic	Marøya	6 h 29 min
27 Oct 2025	Ro Arctic	Ytre Lavollsfjord	34 min
12 Jul 2025	Ro Chief	Iselva	3 h 32 min
08 Jul 2025	Ro Chief	Iselva	11 h 31 min
05 Nov 2024	Doennland	Rypefjord	1 h 50 min

Show 15 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
04 Nov 2024	Doennland	Rypefjord	2 h 33 min
03 Nov 2024	Doennland	Rypefjord	2 h 29 min
02 Nov 2024	Doennland	Rypefjord	1 h 54 min
01 Nov 2024	Doennland	Rypefjord	59 min
30 Oct 2024	Doennland	Rypefjord	57 min
30 Oct 2024	Veidnes	Storskjæret	5 h 4 min
26 Oct 2024	Doennland	Rypefjord	1 h 58 min
04 Oct 2024	Doennland	Rypefjord	1 h 57 min
28 Sep 2024	Rohav	Rypefjord	1 h 50 min
28 Sep 2024	Doennland	Marøya	1 h 36 min
17 Sep 2024	Steigen	Klubben	1 h 33 min
15 Sep 2024	Steigen	Klubben	32 h 26 min
13 Sep 2024	Steigen	Klubben	35 h 44 min
18 Aug 2024	Doennland	Storskjæret	1 h 47 min
28 Jul 2024	Rohav	Bleket	1 h 57 min

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

Licences

Site MAB: 3,599 tonnes

Licence	Type	Capacity	Holder
F HV 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Cermaq Norway Salmon AS
F HV 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Cermaq Norway Salmon AS
F KD 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Cermaq Norway Salmon AS
F KD 0031	Kommersiell / matfiskSalmon, Rainbow trout, Trout	984 t	Cermaq Norway Salmon AS

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