Nye Hessvik

Site 35897 · Ullensvang municipality · Production area 3, Karmøy til Sotra

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

0.06Adult 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 28 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

4Lice treatments in 2026Latest: Mechanical delousing, week 39, 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 02 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	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	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.00	0.2	Below the limit
17	0.00	0.2	Below the limit
18	0.00	0.2	Below the limit
19	0.00	0.2	Below the limit
20	0.00	0.2	Below the limit
21	0.10	0.2	Below the limit
22	0.06	0.5	Below the limit
23	0.09	0.5	Below the limit
24	0.06	0.5	Below the limit
25	0.04	0.5	Below the limit
26	0.05	0.5	Below the limit
27	0.00	0.5	Below the limit
28	0.05	0.5	Below the limit
29	0.16	0.5	Below the limit
30	0.40	0.5	Near the limit
31	0.04	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.03	0.5	Below the limit
34	0.06	0.5	Below the limit
35	0.07	0.5	Below the limit
36	0.19	0.5	Below the limit
37	0.31	0.5	Below the limit
38	0.44	0.5	Near the limit
39	0.06	0.5	Below the limit

Earlier years

20250 of 19 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	0.25	0.5	Below the limit
2	0.34	0.5	Below the limit
3	0.28	0.5	Below the limit
4	0.24	0.5	Below the limit
5	0.40	0.5	Near the limit
6	0.23	0.5	Below the limit
7	0.43	0.5	Near the limit
8	0.44	0.5	Near the limit
9	0.48	0.5	Near the limit
10	0.13	0.5	Below the limit
11	0.04	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.03	0.5	Below the limit
15	0.01	0.5	Below the limit
16	0.00	0.2	Below the limit
17	0.06	0.2	Below the limit
18	0.13	0.2	Below the limit
19	0.17	0.2	Near the limit
20	unknown	0.2	Reported without a count
21	unknown	0.2	Reported without a count
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	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

20240 of 42 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	0.00	0.5	Below the limit
12	0.00	0.5	Below the limit
13	0.00	0.5	Below the limit
14	0.00	0.5	Below the limit
15	0.00	0.5	Below the limit
16	0.00	0.2	Below the limit
17	0.00	0.2	Below the limit
18	0.00	0.2	Below the limit
19	0.00	0.2	Below the limit
20	0.00	0.2	Below the limit
21	0.05	0.2	Below the limit
22	0.28	0.5	Below the limit
23	0.16	0.5	Below the limit
24	0.18	0.5	Below the limit
25	0.25	0.5	Below the limit
26	0.33	0.5	Below the limit
27	0.44	0.5	Near the limit
28	0.20	0.5	Below the limit
29	0.15	0.5	Below the limit
30	0.16	0.5	Below the limit
31	0.19	0.5	Below the limit
32	0.38	0.5	Below the limit
33	0.30	0.5	Below the limit
34	0.44	0.5	Near the limit
35	0.43	0.5	Near the limit
36	0.17	0.5	Below the limit
37	0.18	0.5	Below the limit
38	0.29	0.5	Below the limit
39	0.28	0.5	Below the limit
40	0.16	0.5	Below the limit
41	0.10	0.5	Below the limit
42	0.30	0.5	Below the limit
43	0.24	0.5	Below the limit
44	0.34	0.5	Below the limit
45	0.47	0.5	Near the limit
46	0.06	0.5	Below the limit
47	0.01	0.5	Below the limit
48	0.02	0.5	Below the limit
49	0.04	0.5	Below the limit
50	0.09	0.5	Below the limit
51	0.15	0.5	Below the limit
52	0.31	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 39, 2026
Mechanical delousingWhole site
Week 23, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 22, 2026
Medicinal feedWhole site · Emamectin benzoat
Week 21, 2026
Medicinal feedWhole site · Emamectin benzoat

Show all 12

Week 10, 2025
Other treatmentWhole site · Freshtherm
Week 3, 2025
Medicinal bathWhole site · Azamethiphos
Week 46, 2024
Other treatmentWhole site · Freshtherm
Week 36, 2024
Mechanical delousing2 pens
Week 33, 2024
Mechanical delousing2 pens
Week 31, 2024
Mechanical delousing1 pen
Week 28, 2024
Freshwater treatment1 pen
Week 27, 2024
Freshwater treatment4 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

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
02 Aug 2026	Ronja Vest	Prestholmane	8 h 12 min
01 Aug 2026	Ronja Vest	Prestholmane	3 h 18 min
01 Aug 2026	Ronja Vest	Prestholmane	7 h 53 min
31 Jul 2026	Ronja Vest	Prestholmane	5 h 6 min
14 Mar 2026	Ronja Queen	Øklandsvågen	1 h 46 min
13 Mar 2026	Ronja Queen	Øklandsvågen	1 h 31 min
27 May 2025	Ronja Queen	Øklandsvågen	2 h 57 min
21 May 2025	Ronja Queen	Porsvika	3 h 29 min
20 May 2025	Ronja Queen	Øklandsvågen	3 h 0 min
10 May 2025	Ronja Queen	Loddetå	4 h 19 min
01 May 2025	Ronja Queen	Apalvikneset	3 h 22 min
16 Apr 2025	Ronja Queen	Apalvikneset	3 h 48 min

Show 35 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
09 Mar 2025	Ronja Vest	Øklandsvågen	11 h 13 min
08 Mar 2025	Ronja Vest	Øklandsvågen	14 h 59 min
07 Mar 2025	Ronja Vest	Øklandsvågen	13 h 21 min
06 Mar 2025	Ronja Vest	Øklandsvågen	17 h 55 min
05 Mar 2025	Ronja Vest	Øklandsvågen	6 h 56 min
05 Mar 2025	Ronja Vest	Øklandsvågen	3 h 49 min
01 Mar 2025	Navoey	Haugsnesvåg	17 h 29 min
28 Feb 2025	Navoey	Haugsnesvåg	1 h 29 min
28 Feb 2025	Navoey	Haugsnesvåg	9 h 40 min
27 Feb 2025	Navoey	Haugsnesvåg	17 h 22 min
26 Feb 2025	Navoey	Haugsnesvåg	12 h 53 min
17 Jan 2025	Ronja Queen	Saltkjelen II	4 h 47 min
12 Jan 2025	Navoey	Trettholmosen	18 h 48 min
11 Jan 2025	Navoey	Trettholmosen	16 h 59 min
06 Jan 2025	Ronja Queen	Øklandsvågen	2 h 1 min
17 Nov 2024	Ronja Vest	Skrubbo	21 h 17 min
15 Nov 2024	Ronja Vest	Skrubbo	10 h 23 min
14 Nov 2024	Ronja Vest	Skrubbo	16 h 33 min
12 Nov 2024	Ronja Vest	Skrubbo	25 h 47 min
07 Nov 2024	Navoey	Trettholmosen	14 h 15 min
06 Nov 2024	Navoey	Trettholmosen	16 h 6 min
05 Nov 2024	Navoey	Trettholmosen	10 h 54 min
05 Nov 2024	Navoey	Trettholmosen	7 h 25 min
04 Nov 2024	Navoey	Trettholmosen	18 h 29 min
03 Nov 2024	Navoey	Trettholmosen	1 h 15 min
06 Sep 2024	Ronja Queen	Saltkjelen II	6 h 7 min
15 Aug 2024	Ronja Queen	Øklandsvågen	13 h 40 min
09 Jul 2024	Ronja Vest	Apalvikneset	1 h 4 min
07 Jul 2024	Ronja Vest	Apalvikneset	8 h 44 min
06 Jul 2024	Ronja Vest	Apalvikneset	20 h 31 min
05 Jul 2024	Ronja Vest	Apalvikneset	17 h 6 min
04 Jul 2024	Ronja Vest	Apalvikneset	4 h 36 min
15 Mar 2024	Ronja Mistral	no other farm	3 h 57 min
14 Mar 2024	Ronja Mistral	no other farm	2 h 52 min
13 Mar 2024	Ronja Mistral	no other farm	2 h 51 min

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

Licences

Site MAB: 2,145 tonnes

Licence	Type	Capacity	Holder
H B 0022	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Seashore Sjø AS
H B 0036	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Seashore Sjø AS
H FS 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Bolaks Sjø AS
H FS 0006	Kommersiell / matfiskSalmon, Rainbow trout, Trout	750 t	Bolaks Sjø AS
H FS 0014	Kommersiell / matfiskSalmon, Rainbow trout, Trout	703 t	Bolaks Sjø AS
H J 0003	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Seashore Sjø AS
H K 0040	Kommersiell / matfiskSalmon, Rainbow trout, Trout	689 t	Seashore Sjø AS

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