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: Feb 2021
Total losses: 8.5 %

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Inspection reports

Case Number: 2021-0365

Download Case paperwork submitted on the 27/9/21 and inspected on 28/9/21 site inspected on the 5/10/21 accompanied by .
Additional peaks in mortality: 2021, Wk. 29 1904 (0.75%), Wk. 30 1866 (0.74%), Wk. 31 1277 (0.51%) Wk. 32 1769 (0.71%) attributed to jellyfish/environmental.
FHI thermometer left ashore, therefore site thermometer used, temperature well below 14.
Leps reported to be on the increase in Orkney, some jellyfish issues recently.
Seal pro nets installed reported to be very effective.
Site is used a nursery site so no harvests occur.
One dead fish observed. Some jellyfish observed in a couple of pens. [Original PDF]

Case Number: 2023-0280

Download Latest Health report (22nd June). No significant results.
L.salmonis above suggested criteria for treatment at 0.6 in Wk 8 2022.
The company makes a treatment plan on a case by case basis for lice management procedures and harvest strategies where parts of the population need to be held without treatment.
Site was stocked between Oct-Dec 2022.
Mortality peaks last year Wks 44 and 45 were not reported to FHI as it was within the 6 week post stocking period.
Farm management area is not fallowed synchronously as it includes both Cooke and Scottish Sea Farm sites.
Going forward the site is to grow smolts for the companies Hoy site.
During site inspection of the pens, a few fish were jumping. Majority of the population were deep in the water column and shoaling well. No moribund fish were observed across the whole site.
Paperwork inspected over Teams on 27/06/2023. Site inspection and VMD samples carried out 28/06/2023.
Fish sampled for VMD appeared healthy both externally and internally. [Original PDF]

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