Forrahammaren

Site 33697 · Heim municipality · Production area 6, Nordmøre og Sør-Trøndelag

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

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

0.07Adult female lice per fishLimit 0.50 · below the limitWeek 39, 2026 · Norwegian Food Safety Authority · updated 01 Oct 2026

1Weeks above the limit in 2026of 38 weeks with a count · broodstock: limit may differCalculated by the Salmon Ledger · Norwegian Food Safety Authority · updated 01 Oct 2026

2Lice treatments in 2026Latest: Medicinal bath, week 36, 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

1Wellboat visits in 2026by 1 vessel · latest 31 Aug 2026Derived from AIS · Norwegian Coastal Administration (AIS) · updated 01 Oct 2026

1Escapes reported1-10 rainbow trout, June 2026Since 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	0.03	0.5	Below the limit
2	0.04	0.5	Below the limit
3	0.06	0.5	Below the limit
4	0.06	0.5	Below the limit
5	0.06	0.5	Below the limit
6	0.05	0.5	Below the limit
7	0.05	0.5	Below the limit
8	0.05	0.5	Below the limit
9	0.03	0.5	Below the limit
10	0.03	0.5	Below the limit
11	0.04	0.5	Below the limit
12	0.04	0.5	Below the limit
13	0.03	0.5	Below the limit
14	0.03	0.5	Below the limit
15	0.02	0.5	Below the limit
16	0.02	0.2	Below the limit
17	0.02	0.2	Below the limit
18	0.02	0.2	Below the limit
19	0.01	0.2	Below the limit
20	0.01	0.2	Below the limit
21	0.02	0.2	Below the limit
22	0.09	0.5	Below the limit
23	0.14	0.5	Below the limit
24	1.43	0.5	Above the limit
25	0.09	0.5	Below the limit
26	0.05	0.5	Below the limit
27	0.04	0.5	Below the limit
28	0.38	0.5	Below the limit
29	0.34	0.5	Below the limit
30	0.34	0.5	Below the limit
31	0.45	0.5	Near the limit
32	0.14	0.5	Below the limit
33	0.10	0.5	Below the limit
34	0.09	0.5	Below the limit
35	unknown	0.5	Not reported
36	0.12	0.5	Below the limit
37	0.09	0.5	Below the limit
38	0.12	0.5	Below the limit
39	0.07	0.5	Below the limit

Earlier years

20250 of 37 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	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	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	0.02	0.5	Below the limit
28	0.03	0.5	Below the limit
29	0.14	0.5	Below the limit
30	0.15	0.5	Below the limit
31	0.20	0.5	Below the limit
32	0.10	0.5	Below the limit
33	0.16	0.5	Below the limit
34	0.19	0.5	Below the limit
35	0.18	0.5	Below the limit
36	0.46	0.5	Near the limit
37	0.21	0.5	Below the limit
38	0.24	0.5	Below the limit
39	0.18	0.5	Below the limit
40	0.13	0.5	Below the limit
41	0.11	0.5	Below the limit
42	0.28	0.5	Below the limit
43	0.27	0.5	Below the limit
44	0.18	0.5	Below the limit
45	0.37	0.5	Below the limit
46	0.12	0.5	Below the limit
47	0.12	0.5	Below the limit
48	0.08	0.5	Below the limit
49	0.05	0.5	Below the limit
50	0.03	0.5	Below the limit
51	0.07	0.5	Below the limit
52	0.04	0.5	Below the limit

20249 of 47 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	0.16	0.5	Below the limit
2	0.06	0.5	Below the limit
3	0.10	0.5	Below the limit
4	0.10	0.5	Below the limit
5	0.15	0.5	Below the limit
6	0.10	0.5	Below the limit
7	0.10	0.5	Below the limit
8	0.09	0.5	Below the limit
9	0.07	0.5	Below the limit
10	0.04	0.5	Below the limit
11	0.05	0.5	Below the limit
12	0.04	0.5	Below the limit
13	0.02	0.5	Below the limit
14	0.02	0.5	Below the limit
15	0.05	0.5	Below the limit
16	0.06	0.2	Below the limit
17	0.04	0.2	Below the limit
18	0.01	0.2	Below the limit
19	0.07	0.2	Below the limit
20	0.03	0.2	Below the limit
21	0.05	0.2	Below the limit
22	0.11	0.5	Below the limit
23	0.10	0.5	Below the limit
24	0.05	0.5	Below the limit
25	0.30	0.5	Below the limit
26	0.24	0.5	Below the limit
27	0.84	0.5	Above the limit
28	1.40	0.5	Above the limit
29	0.20	0.5	Below the limit
30	0.75	0.5	Above the limit
31	0.06	0.5	Below the limit
32	0.06	0.5	Below the limit
33	0.09	0.5	Below the limit
34	0.18	0.5	Below the limit
35	0.39	0.5	Below the limit
36	1.10	0.5	Above the limit
37	1.43	0.5	Above the limit
38	1.80	0.5	Above the limit
39	0.12	0.5	Below the limit
40	0.31	0.5	Below the limit
41	0.33	0.5	Below the limit
42	0.40	0.5	Near the limit
43	0.38	0.5	Below the limit
44	0.48	0.5	Near the limit
45	0.69	0.5	Above the limit
46	0.63	0.5	Above the limit
47	0.50	0.5	Above the limit
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)

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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	0.22	0.5	Below the limit
50	0.16	0.5	Below the limit
51	0.16	0.5	Below the limit
52	0.15	0.5	Below the limit

20210 of 1 weeks with a count above the limit

Show as table

Adult female lice per fish per week, 2021
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	0.2	Not reported
17	unknown	0.2	Not reported
18	unknown	0.2	Not reported
19	unknown	0.2	Not reported
20	unknown	0.2	Not reported
21	unknown	0.2	Not reported
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	0.24	0.5	Below the limit
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

Treatments

Norwegian Food Safety Authority

Week 36, 2026
Medicinal bathAzamethiphos
Week 25, 2026
Mechanical delousingWhole site
Week 31, 2024
Other treatmentWhole site · FLS
Week 29, 2024
Other treatmentWhole site · FLS

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 Jun 2026
1-10 rainbow trout escapedrecaptured 1 · Directorate of Fisheries

Wellboat visits

1 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 Aug 2026	Njord Kya	Ulvan	13 h 52 min
14 Dec 2025	Njord Kya	Espnestaren	10 h 2 min
22 Sep 2024	Namsos	Øklandsvågen	4 h 4 min
22 Sep 2024	Namsos	Øklandsvågen	4 h 22 min
21 Sep 2024	Namsos	Øklandsvågen	4 h 49 min
20 Sep 2024	Namsos	Øklandsvågen	2 h 24 min

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

Licences

Site MAB: 2,840 tonnes

Licence	Type	Capacity	Holder
ST HE 0005	Kommersiell / stamfiskSalmon, Rainbow trout	780 t	Aquagen AS
ST HE 0016	Forskning / matfiskSalmon, Rainbow trout, Trout	500 t	Aquagen AS
ST HE 0019	Kommersiell / stamfiskSalmon, Rainbow trout	780 t	Aquagen AS
ST HE 0020	Kommersiell / stamfiskSalmon, Rainbow trout	780 t	Aquagen AS

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