Vullum

Site 17495 · Heim municipality · Production area 6, Nordmøre og Sør-Trøndelag

Near the lice limit, week 39Operated by Lerøy Midt Sjø AS · group Lerøy Seafood Group

Broodstock site: the limit may differ from the general one.

0.48Adult female lice per fishLimit 0.50 · near the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

0Weeks above the limit in 2026of 26 weeks with a count · broodstock: limit may differCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

1Lice treatments in 2026Latest: Mechanical delousing, week 38, 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

3Wellboat visits in 2026by 2 different vessels · latest 18 Jun 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. Broodstock site: the limit may differ from the general one.

2026

Source: Norwegian Food Safety Authority, weekly lice counts reported by the companies · Limit: Regulation on sea lice control § 8 · Updated 01 Oct 2026Broodstock site: the limit may differ from the general one.

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	unknown	0.5	Not reported
13	unknown	0.5	Not reported
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	0.00	0.2	Below the limit
22	0.00	0.5	Below the limit
23	0.00	0.5	Below the limit
24	0.06	0.5	Below the limit
25	0.06	0.5	Below the limit
26	0.04	0.5	Below the limit
27	0.04	0.5	Below the limit
28	0.06	0.5	Below the limit
29	0.09	0.5	Below the limit
30	0.08	0.5	Below the limit
31	0.11	0.5	Below the limit
32	0.17	0.5	Below the limit
33	0.15	0.5	Below the limit
34	0.36	0.5	Below the limit
35	0.35	0.5	Below the limit
36	0.34	0.5	Below the limit
37	0.48	0.5	Near the limit
38	0.38	0.5	Below the limit
39	0.48	0.5	Near the limit

Earlier years

20253 of 38 weeks with a count above the limit

Show as table

Adult female lice per fish per week, 2025
Week	Adult female lice per fish	Lice limit	Status
1	0.48	0.5	Near the limit
2	1.55	0.5	Above the limit
3	0.10	0.5	Below the limit
4	0.08	0.5	Below the limit
5	0.12	0.5	Below the limit
6	0.13	0.5	Below the limit
7	0.15	0.5	Below the limit
8	0.18	0.5	Below the limit
9	0.25	0.5	Below the limit
10	0.30	0.5	Below the limit
11	0.15	0.5	Below the limit
12	0.04	0.5	Below the limit
13	0.07	0.5	Below the limit
14	0.09	0.5	Below the limit
15	0.14	0.5	Below the limit
16	0.19	0.2	Near the limit
17	0.26	0.2	Above the limit
18	0.15	0.2	Below the limit
19	0.13	0.2	Below the limit
20	0.12	0.2	Below the limit
21	0.17	0.2	Near the limit
22	0.18	0.5	Below the limit
23	0.24	0.5	Below the limit
24	0.25	0.5	Below the limit
25	0.08	0.5	Below the limit
26	0.06	0.5	Below the limit
27	0.05	0.5	Below the limit
28	0.10	0.5	Below the limit
29	0.23	0.5	Below the limit
30	0.39	0.5	Below the limit
31	0.23	0.5	Below the limit
32	0.38	0.5	Below the limit
33	0.21	0.5	Below the limit
34	0.38	0.5	Below the limit
35	1.39	0.5	Above the limit
36	0.11	0.5	Below the limit
37	0.15	0.5	Below the limit
38	0.28	0.5	Below the limit
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 40 weeks with a count above the limit

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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	unknown	0.5	Not reported
12	unknown	0.5	Not reported
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	0.00	0.2	Below the limit
22	0.00	0.5	Below the limit
23	0.00	0.5	Below the limit
24	0.00	0.5	Below the limit
25	0.00	0.5	Below the limit
26	0.00	0.5	Below the limit
27	0.00	0.5	Below the limit
28	0.00	0.5	Below the limit
29	0.01	0.5	Below the limit
30	0.00	0.5	Below the limit
31	0.01	0.5	Below the limit
32	0.01	0.5	Below the limit
33	0.03	0.5	Below the limit
34	0.01	0.5	Below the limit
35	0.03	0.5	Below the limit
36	0.06	0.5	Below the limit
37	0.07	0.5	Below the limit
38	0.03	0.5	Below the limit
39	0.10	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	0.46	0.5	Near the limit
44	0.30	0.5	Below the limit
45	0.12	0.5	Below the limit
46	0.13	0.5	Below the limit
47	0.08	0.5	Below the limit
48	0.12	0.5	Below the limit
49	0.15	0.5	Below the limit
50	0.40	0.5	Near the limit
51	0.48	0.5	Near the limit
52	0.26	0.5	Below the limit

20230 of 5 weeks with a count above the limit (data from week 40)

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Adult female lice per fish per week, 2023
Week	Adult female lice per fish	Lice limit	Status
40	0.24	0.5	Below the limit
41	0.15	0.5	Below the limit
42	0.12	0.5	Below the limit
43	0.17	0.5	Below the limit
44	0.30	0.5	Below the limit
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

Treatments

Norwegian Food Safety Authority

Week 38, 2026
Mechanical delousing2 pens
Week 36, 2025
Mechanical delousing2 pens
Week 35, 2025
Mechanical delousing4 pens
Week 31, 2025
Mechanical delousing3 pens

Show all 13

Week 25, 2025
Mechanical delousing5 pens
Week 18, 2025
Mechanical delousing3 pens
Week 17, 2025
Mechanical delousing2 pens
Week 11, 2025
Thermal delousing6 pens
Week 3, 2025
Freshwater treatment, Mechanical delousing10 pens
Week 2, 2025
Freshwater treatment, Mechanical delousing2 pens
Week 51, 2024
Mechanical delousing, Freshwater treatment6 pens
Week 44, 2024
Freshwater treatment, Mechanical delousing9 pens
Week 40, 2023
Mechanical delousingWhole site

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

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
18 Jun 2026	Froey Viking	Kjørsvikgrunn	6 h 43 min
06 Apr 2026	Korsholmen	Kråkøy Slakteri	5 h 1 min
03 Apr 2026	Froey Viking	Hofsøya	4 h 51 min
16 Oct 2025	Kristiansund	Kjørsvikgrunn	1 h 41 min
15 Oct 2025	Kristiansund	Kjørsvikgrunn	2 h 31 min
14 Oct 2025	Kristiansund	Kjørsvikgrunn	2 h 44 min
12 Oct 2025	Kristiansund	Kjørsvikgrunn	1 h 39 min
06 Oct 2025	Froey Viking	Sjølsvik	1 h 27 min
02 Oct 2025	Froey Viking	Høybuvika	1 h 29 min
01 Oct 2025	Froey Viking	Høybuvika	1 h 32 min
16 Aug 2025	Froey Viking	Halsbukta	2 h 36 min
14 Aug 2025	Froey Viking	Halsbukta	3 h 15 min

Show 14 older visits

Arrival	Vessel	Previous farm (14 days)	Duration
28 Jul 2025	Froey Viking	Renndalen	2 h 16 min
27 Jul 2025	Froey Viking	Renndalen	4 h 17 min
05 May 2025	Kristiansund	Renndalen	3 h 56 min
14 Mar 2025	Ro Arctic	Bremnesøya	31 h 59 min
14 Mar 2025	Ro Arctic	Bremnesøya	3 h 36 min
13 Mar 2025	Ro Arctic	Bremnesøya	15 h 21 min
12 Mar 2025	Ro Arctic	Bremnesøya	11 h 53 min
19 Dec 2024	Froy Hovding	Segelråa	49 h 2 min
02 Nov 2024	Froy Hovding	Omsøyholman	31 h 53 min
01 Nov 2024	Froy Hovding	Omsøyholman	56 min
30 Oct 2024	Froy Hovding	Omsøyholman	14 h 30 min
14 Sep 2024	Neptun	Reitholmen	10 h 8 min
19 Jun 2024	Kristiansund	Bogen	3 h 57 min
27 Mar 2024	Froey Viking	Segelråa	1 h 57 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
M AV 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M AV 0005	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M HS 0009	Kommersiell / stamfiskSalmon	780 t	Lerøy Midt AS
M M 0001	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS
M M 0002	Kommersiell / matfiskSalmon, Rainbow trout, Trout	788 t	Lerøy Midt Sjø AS

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