Sør Gåsvær

Site 38297 · Herøy i Nordland municipality · Production area 8, Helgeland til Bodø

Status unknown: not reported in week 39Operated by Salmo Innovation AS · group unknown

unknownAdult female lice per fishNo count in week 39. Latest: 0.47 in week 3, 2026Week 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Weeks above the limit in 2026of 3 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

0Lice treatments in 2026None recorded2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Active disease casesNone recordedRegister since 26 Nov 2024 · Norwegian Food Safety Authority · updated 01 Oct 2026

3Wellboat visits in 2026by 3 different vessels · latest 03 Feb 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported3 salmon, November 2022Since 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

Show as table

Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.32	0.5	Below the limit
2	1.40	0.5	Above the limit
3	0.47	0.5	Near the limit
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	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

Earlier years

20257 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

Show as table

Adult female lice per fish per week, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.04	0.5	Below the limit
2	0.04	0.5	Below the limit
3	0.03	0.5	Below the limit
4	0.02	0.5	Below the limit
5	0.03	0.5	Below the limit
6	0.03	0.5	Below the limit
7	0.04	0.5	Below the limit
8	0.03	0.5	Below the limit
9	0.06	0.5	Below the limit
10	0.05	0.5	Below the limit
11	0.07	0.5	Below the limit
12	0.11	0.5	Below the limit
13	0.08	0.5	Below the limit
14	0.08	0.5	Below the limit
15	0.21	0.5	Below the limit
16	0.39	0.5	Below the limit
17	0.57	0.5	Above the limit
18	0.31	0.5	Below the limit
19	0.09	0.5	Below the limit
20	0.07	0.5	Below the limit
21	0.13	0.2	Below the limit
22	0.14	0.2	Below the limit
23	0.13	0.2	Below the limit
24	0.11	0.2	Below the limit
25	0.15	0.2	Below the limit
26	0.29	0.2	Above the limit
27	0.50	0.5	Above the limit
28	0.31	0.5	Below the limit
29	0.13	0.5	Below the limit
30	0.47	0.5	Near the limit
31	0.26	0.5	Below the limit
32	0.25	0.5	Below the limit
33	0.20	0.5	Below the limit
34	0.48	0.5	Near the limit
35	1.05	0.5	Above the limit
36	0.13	0.5	Below the limit
37	0.23	0.5	Below the limit
38	0.29	0.5	Below the limit
39	1.10	0.5	Above the limit
40	0.13	0.5	Below the limit
41	0.13	0.5	Below the limit
42	0.35	0.5	Below the limit
43	0.00	0.5	Below the limit
44	0.15	0.5	Below the limit
45	0.17	0.5	Below the limit
46	0.22	0.5	Below the limit
47	0.35	0.5	Below the limit
48	0.50	0.5	Above the limit
49	0.90	0.5	Above the limit
50	0.11	0.5	Below the limit
51	0.15	0.5	Below the limit
52	0.23	0.5	Below the limit

20240 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

Show as table

Adult female lice per fish per week, 2024
Week	Adult female lice per fish	Lice limit	Status
1	0.32	0.5	Below the limit
2	0.35	0.5	Below the limit
3	0.35	0.5	Below the limit
4	unknown	0.5	Reported without a count
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	unknown	0.5	Not reported
30	unknown	0.5	Not reported
31	unknown	0.5	Not reported
32	unknown	0.5	Not reported
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	0.00	0.5	Below the limit
39	0.03	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.05	0.5	Below the limit
42	0.01	0.5	Below the limit
43	unknown	0.5	Reported without a count
44	0.04	0.5	Below the limit
45	0.06	0.5	Below the limit
46	0.03	0.5	Below the limit
47	0.03	0.5	Below the limit
48	0.06	0.5	Below the limit
49	0.04	0.5	Below the limit
50	0.03	0.5	Below the limit
51	0.04	0.5	Below the limit
52	0.04	0.5	Below the limit

20230 of 13 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

Show as table

Adult female lice per fish per week, 2023
Week	Adult female lice per fish	Lice limit	Status
40	0.41	0.5	Near the limit
41	0.39	0.5	Below the limit
42	0.48	0.5	Near the limit
43	0.46	0.5	Near the limit
44	0.01	0.5	Below the limit
45	0.24	0.5	Below the limit
46	0.30	0.5	Below the limit
47	0.32	0.5	Below the limit
48	0.32	0.5	Below the limit
49	0.28	0.5	Below the limit
50	0.32	0.5	Below the limit
51	0.28	0.5	Below the limit
52	0.28	0.5	Below the limit

Treatments

Norwegian Food Safety Authority

Week 50, 2025
Thermal delousingWhole site
Week 43, 2025
Mechanical delousingWhole site
Week 40, 2025
Mechanical delousingWhole site
Week 38, 2025
Mechanical delousingWhole site

Show all 14

Week 36, 2025
Thermal delousingWhole site
Week 31, 2025
Mechanical delousingWhole site
Week 28, 2025
Thermal delousing2 pens
Week 18, 2025
Medicinal bath, Thermal delousing4 pens · Azamethiphos
Week 15, 2025
Medicinal feed6 pens · Emamectin benzoat
Week 14, 2025
Medicinal feed6 pens · Emamectin benzoat
Week 41, 2024
Medicinal feed2 pens · Emamectin benzoat
Week 40, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 41, 2023
Mechanical delousing1 pen
Week 40, 2023
Mechanical delousing2 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

29 Nov 2022
3 salmon escapedCause: En tunfisk har gått inn i merden. · recaptured 1 · Directorate of Fisheries

Wellboat visits

3 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
03 Feb 2026	Ro North	Storvikneset	1 h 34 min
05 Jan 2026	Ro Master	Hestøy	1 h 16 min
04 Jan 2026	Ronja Havsoy	Hestøy	2 h 9 min
11 Dec 2025	Ro Arctic	Ørnes	11 h 40 min
04 Dec 2025	Ro Venture	Langøya	1 h 20 min
19 Sep 2025	Ronja Ocean	Sørværet	11 h 35 min
03 Sep 2025	Ro Venture	Langøya	9 h 58 min
02 Aug 2025	Steinar Olaisen	Langøya	6 h 42 min
15 Jul 2025	Ro Spirit	Hestøy	1 h 11 min
08 Jul 2025	Ro Arctic	Movikodden N	7 h 4 min
07 Jul 2025	Ronja Ocean	Marøya	2 h 27 min
29 Apr 2025	Ro Venture	Langøya	5 h 41 min

Show 12 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
29 Apr 2025	Ro Venture	Langøya	4 h 14 min
28 Apr 2025	Ro Venture	Marøya	1 h 31 min
18 Mar 2025	Oddoey	Nord Gåsvær	4 h 34 min
17 Mar 2025	Oddoey	Nord Gåsvær	10 h 25 min
04 Jan 2025	Oddoey	Nord Gåsvær	20 h 16 min
20 Dec 2024	Doennland	Rypefjord	1 h 32 min
15 Oct 2024	Froey Viking	Skåren	3 h 54 min
05 Oct 2024	Rohav	Store Bukkøy N	1 h 2 min
04 Oct 2024	Rohav	Store Bukkøy N	1 h 24 min
10 Aug 2024	Viknatrans	Harbakholmen	1 h 57 min
06 Feb 2024	Ronja Naeroeysund	Marøya	3 h 31 min
04 Feb 2024	Ronja Naeroeysund	Otervika	3 h 52 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 BL 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Sinkaberg Havbruk AS
N DA 0078	Forskning / matfiskSalmon	780 t	Salmo Innovation AS
N DA 0079	Forskning / matfiskSalmon	780 t	Salmo Innovation AS
N HR 0011	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Seløy Sjøfarm AS
N HR 0019	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Seløy Sjøfarm AS
N HR 0076	Kommersiell / matfiskSalmon, Rainbow trout, Trout	1,157 t	Seløy Sjøfarm AS

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