Digermulen

Site 11076 · Rødøy municipality · Production area 8, Helgeland til Bodø

Below the lice limit, week 39Operated by Mowi Seawater Norway AS · group Mowi

0.37Adult 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 24 weeks with a countCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

6Lice 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

16Wellboat visits in 2026by 4 different vessels · latest 31 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

Show as table

Adult female lice per fish per week, 2026
Week	Adult female lice per fish	Lice limit	Status
1	0.17	0.5	Below the limit
2	unknown	0.5	Reported without a count
3	unknown	0.5	Reported without a count
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	0.00	0.5	Below the limit
18	0.00	0.5	Below the limit
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	0.02	0.2	Below the limit
26	0.08	0.2	Below the limit
27	0.07	0.5	Below the limit
28	0.05	0.5	Below the limit
29	0.03	0.5	Below the limit
30	0.17	0.5	Below the limit
31	0.31	0.5	Below the limit
32	0.04	0.5	Below the limit
33	0.03	0.5	Below the limit
34	0.13	0.5	Below the limit
35	0.39	0.5	Below the limit
36	0.29	0.5	Below the limit
37	0.06	0.5	Below the limit
38	0.17	0.5	Below the limit
39	0.37	0.5	Below the limit

Earlier years

20250 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	0.00	0.5	Below the limit
2	0.00	0.5	Below the limit
3	0.00	0.5	Below the limit
4	0.04	0.5	Below the limit
5	0.02	0.5	Below the limit
6	0.03	0.5	Below the limit
7	0.01	0.5	Below the limit
8	0.06	0.5	Below the limit
9	0.05	0.5	Below the limit
10	0.04	0.5	Below the limit
11	0.03	0.5	Below the limit
12	0.06	0.5	Below the limit
13	0.08	0.5	Below the limit
14	0.14	0.5	Below the limit
15	0.14	0.5	Below the limit
16	0.14	0.5	Below the limit
17	0.15	0.5	Below the limit
18	0.16	0.5	Below the limit
19	0.10	0.5	Below the limit
20	0.15	0.5	Below the limit
21	0.10	0.2	Below the limit
22	0.08	0.2	Below the limit
23	0.14	0.2	Below the limit
24	0.09	0.2	Below the limit
25	0.00	0.2	Below the limit
26	0.03	0.2	Below the limit
27	0.18	0.5	Below the limit
28	0.17	0.5	Below the limit
29	0.38	0.5	Below the limit
30	0.03	0.5	Below the limit
31	0.20	0.5	Below the limit
32	0.21	0.5	Below the limit
33	0.44	0.5	Near the limit
34	0.46	0.5	Near the limit
35	0.08	0.5	Below the limit
36	0.39	0.5	Below the limit
37	0.47	0.5	Near the limit
38	0.46	0.5	Near the limit
39	0.38	0.5	Below the limit
40	0.10	0.5	Below the limit
41	0.07	0.5	Below the limit
42	0.07	0.5	Below the limit
43	0.39	0.5	Below the limit
44	0.43	0.5	Near the limit
45	0.41	0.5	Near the limit
46	0.38	0.5	Below the limit
47	0.44	0.5	Near the limit
48	0.39	0.5	Below the limit
49	0.26	0.5	Below the limit
50	0.30	0.5	Below the limit
51	0.29	0.5	Below the limit
52	0.25	0.5	Below the limit

20240 of 14 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	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	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	0.00	0.5	Below the limit
40	0.00	0.5	Below the limit
41	0.00	0.5	Below the limit
42	0.00	0.5	Below the limit
43	0.00	0.5	Below the limit
44	0.00	0.5	Below the limit
45	0.00	0.5	Below the limit
46	0.00	0.5	Below the limit
47	0.00	0.5	Below the limit
48	0.00	0.5	Below the limit
49	0.00	0.5	Below the limit
50	0.00	0.5	Below the limit
51	0.00	0.5	Below the limit
52	0.00	0.5	Below the limit

20230 of 10 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	0.36	0.5	Below the limit
41	0.25	0.5	Below the limit
42	0.21	0.5	Below the limit
43	0.31	0.5	Below the limit
44	0.38	0.5	Below the limit
45	0.23	0.5	Below the limit
46	0.17	0.5	Below the limit
47	0.22	0.5	Below the limit
48	0.32	0.5	Below the limit
49	0.34	0.5	Below the limit
50	unknown	0.5	Reported without a count
51	unknown	0.5	Not reported
52	unknown	0.5	Not reported

Treatments

Norwegian Food Safety Authority

Week 39, 2026
Mechanical delousing4 pens
Week 36, 2026
Mechanical delousingWhole site
Week 31, 2026
Thermal delousingWhole site
Week 27, 2026
Thermal delousingWhole site

Show all 18

Week 26, 2026
Medicinal feedEmamectin benzoat
Week 48, 2025
Mechanical delousing2 pens
Week 44, 2025
Mechanical delousingWhole site
Week 40, 2025
Thermal delousingWhole site
Week 38, 2025
Mechanical delousingWhole site
Week 34, 2025
Mechanical delousingWhole site
Week 30, 2025
Mechanical delousing2 pens
Week 29, 2025
Mechanical delousing3 pens
Week 24, 2025
Thermal delousingWhole site
Week 45, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 44, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 43, 2024
Medicinal feedWhole site · Emamectin benzoat
Week 46, 2023
Thermal delousing3 pens
Week 40, 2023
Mechanical delousing1 pen

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

16 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
31 Jul 2026	Ronja Boroy	Nordskaftet	4 h 51 min
31 Jul 2026	Ronja Boroy	Nordskaftet	5 h 23 min
30 Jul 2026	Ronja Boroy	Nordskaftet	15 h 55 min
29 Jul 2026	Ronja Boroy	Nordskaftet	18 h 9 min
04 Jul 2026	Ro North	Sundsøy	19 h 15 min
03 Jul 2026	Ro North	Sundsøy	19 h 46 min
04 Jun 2026	Faeroeysund	Rensøya N	2 h 5 min
23 May 2026	Faeroeysund	Skauholmen	2 h 3 min
23 May 2026	Faeroeysund	Skauholmen	2 h 16 min
21 May 2026	Faeroeysund	Skauholmen	1 h 40 min
27 Apr 2026	Faeroeysund	Buktodden Nø	3 h 10 min
26 Apr 2026	Faeroeysund	Buktodden Nø	2 h 54 min

Show 14 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
15 Jan 2026	Ronja Havsoy	Hestøy	2 h 48 min
14 Jan 2026	Ronja Havsoy	Hestøy	2 h 16 min
06 Jan 2026	Ronja Havsoy	Hestøy	1 h 45 min
03 Jan 2026	Ronja Havsoy	Hestøy	3 h 37 min
23 Dec 2025	Ronja Havsoy	Hestøy	2 h 13 min
21 Dec 2025	Ronja Havsoy	Hestøy	2 h 59 min
26 Nov 2025	Ronja Heroy	Langskjæran	9 h 30 min
25 Nov 2025	Ronja Heroy	Langskjæran	6 h 13 min
01 Oct 2025	Ro North	Kvalvika	32 h 21 min
01 Oct 2025	Ro North	Kvalvika	4 h 59 min
30 Sep 2025	Ro North	Kvalvika	4 h 52 min
30 Sep 2025	Ro North	Langskjæran	4 h 41 min
25 Sep 2024	Ronja Havsoy	Istervika	5 h 52 min
24 Sep 2024	Ronja Havsoy	Istervika	5 h 50 min

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

Licences

Site MAB: 3,120 tonnes

Licence	Type	Capacity	Holder
N BR 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS
N L 0007	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS
N L 0010	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS
N R 0004	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS
N R 0009	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS
N R 0029	Kommersiell / matfiskSalmon, Rainbow trout, Trout	804 t	Mowi Seawater Norway AS

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