Site Details: MacLean's Nose

Kilchoan Pier
Kilchoan
PH36 4LH
Operator: Mowi Scotland Ltd
Water type: Seawater

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Average female lice per fish

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Salmon Scotland mortality

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Cumulative mortality over full production cycle

Production cycle end date: Aug 2018
Total losses: 34.6 %

Production cycle end date: Aug 2020
Total losses: 16.4 %

Production cycle end date: Mar 2022
Total losses: 10.2 %

Production cycle end date: Mar 2024
Total losses: 22.4 %

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Fish Health Inspectorate mortality

Date:
07/08/23-13/08/23
Mortality:
15,444
Mortality Rate:
1.41%
Reason given: Gill infections / H2O2 treatment mortalities
Gill infections / H2O2 treatment mortalities
Site contacted for further information, main driver for mortality has been AGD/PGD. The site attempted a peroxide treatment which was suspended due to treatment related mortality. Freshwater treatment is now sheduled for week 34.
FHI to monitor.

Date:
14/08/23-20/08/23
Mortality:
12,333
Mortality Rate:
1.17%
Reason given: Treatment losses - H2O2
Treatment losses - H2O2
Freshwater treatment scheduled Wk 34.
Second report this cycle. FHI to monitor.

Date:
28/08/23-03/09/23
Mortality:
8,492
Mortality Rate:
1.17%
Reason given: AGD
AGD
Third report above reporting threshold this cycle. FHI to monitor

Date:
11/09/23-17/09/23
Mortality:
8,833
Mortality Rate:
1.55%
Reason given: Gill infections including AGD
Gill infections including AGD
AGD the primary cause as well as some microjelly damage on the gills, FW treatment is planned when equipment is available. FHI to monitor.

Date:
18/09/23-24/09/23
Mortality:
8,861
Mortality Rate:
1.61%
Reason given: Gill infections
Gill infections
Mortality rate stabilised following notifications from previous 2 weeks. AGD challenge has been exacerbated by the presence of micro-jellyfish. FHI to monitor

Date:
25/09/23-01/10/23
Mortality:
5,449
Mortality Rate:
1.00%
Reason given: AGD / PGD
AGD / PGD
Mortality levels continue to decrease. FHI to monitor.

Date:
16/10/23-22/10/23
Mortality:
10,087
Mortality Rate:
2.06%
Reason given: AGD/'Treatment losses
AGD/'Treatment losses
FHI to monitor

Date:
23/10/23-29/10/23
Mortality:
9,109
Mortality Rate:
1.90%
Reason given: AGD/'Treatment losses
AGD/'Treatment losses
To dicuss with site contact

Date:
06/11/23-12/11/23
Mortality:
3,834
Mortality Rate:
1.05%
Reason given: AGD
AGD
First report this year. FHI to monitor.

Date:
25/12/23-31/12/23
Mortality:
4,503
Mortality Rate:
1.64%
Reason given: AGD
AGD
FHI to monitor.

Date:
08/01/24-14/01/24
Mortality:
3,751
Mortality Rate:
1.40%
Reason given: Treatment Losses
Treatment Losses
Business contacted: residual effects of previous FW treatement for AGD
Business contacted for additional information. FHI to monitor.

Source

Inspection reports

Case Number: 2021-0539


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Remote Inspection conducted on the 23/11/2021, physical inspection on the 30/11/2021.
Mortality/movement records inspected from 29/May 2019 to w/e 21/11/2021.
2021 salmon, elevated mortalities recorded beginning wk 28, 22,359 (2.11%) across the site attributed to ERM, mortalities continued to be attributed to this for a number of weeks. Antibiotics administered.
2019 salmon, elevated mortalities attributed to treatment loss/physical damage wk 37 7572 (0.65%), elevated mortalities were attributed to bacterial infection wk38 to 49 with 50970 mortalities recorded in total
2019 lumpfish total for May 4953, June 27332, July 13764, no diagnosis.
2021 lumpfish total for June 15210, July 10896 mainly attributed to sea lice treatment losses.
7 pens inspected from the walkways due to swell, remaining inspected from the boat. Poor visibility due to rain and swell. Fish showing a good feed response. [Original PDF]

Case Number: 2022-0071


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Site to be fallow by the end of the month, low mortalities and no issues since last inspection.
Wrasse imported from Ireland earlier in the cycle. [Original PDF]

Case Number: 2023-0093


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No peaks in salmon mortality for period checked. Lumpfish peaks in mortality 2022 wk 49 94769 (53.13%) storm damage.
Also some elevated mortalities post input. 2023 wk 7 2109 (1.99%) storm damage, runts and without diagnosis. Wk 8 1478
(1.43%) storm damage, runts and without diagnosis.
The lumpfish mortality (53.13%) was following three days of severe storms, no issues with the salmon. All pens affected. No issues prior to this with significant lumpfish mortalities. No issues occurred due to storms since. This mortality event will be referred to APHA.
Peroxide treatments for AGD in three pens on the 13th Feb (small fish). Whole site beginning of December 2022 and 12
January 2023.
Bird nets have been adapted with smaller mesh around the base is attached to the net collar to prevent seal access.
Morts removed by ROV FOOVER on a daily basis. Double based nets.
Some runts observed in two pens.
No wrasse imports from Ireland since the last inspection but this is likely to continue this cycle so surveillance frequency will remain high. [Original PDF]

Case Number: 2024-0035


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Stock origin: fanad, aquagen and mowi stock from Glenfinann and Loch Lochy.
Passive grade conducted 13th Feb 2024.
Cleanerfish mortality 2024:
LUM: Wk6, 0.15%, 63; Wk5, 0.43%,180; Wk4,0.16%,68; Wk3,0.43%,184
WRS: Wk6, 0.20%,106;Wk5,0.61%,327; Wk4,0.25%,135; Wk3,0.41%,220
Treatments 2024:
Last treatment from 07-13/01/2024 was freshwater. 3hr exposure
Irish wrasse from - 13/07/2023, 5790
Mortalities are ensiled on site and then taken away via billy bowie. In the instance that increased mortalities occur, skips are used. Waste transfer notes for both these situations have been inspected. skips for the higher mortality in wk 33. during this time, 6 pens transferred to bdnc due to increased mortality
During August 2023, 6 pens were transferred to BDNC
Feed blocks for cleanerfish have been changed and positive effects seen in overall health of these fish onsite.
Visits from health manager conducted every month, with the last visit being conducted on 29/01/2024
Harvests conducted on site via livehaul.
Paperwork inspected remotely on 15/02/2024. last waste transfer note- 08/10/2023. one fish was removed for VMD sampling and was observed to be healthy. [Original PDF]

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