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: Jul 2019
Total losses: 16.3 %

Production cycle end date: Aug 2021
Total losses: 11.6 %

Production cycle end date: Apr 2023
Total losses: 10.1 %

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Inspection reports

Case Number: 2021-0444

Download Remote inspection carried out on 27/10/2021 by under observation by . Site inspection carried out on 03/11/2021 by
under supervision of .
Fish waste currently being held by TWMA Shetland and is to be used to produce biofuel by SEM once fully approved and operational.
Upon inspection of the stock, fish were showing no signs of clinical disease. Fish sampled for VMD appeared healthy with no visual signs of disease internally or externally. [Original PDF]

Case Number: 2023-0015

Download Paperwork and site inspection conducted by
On the date of inspection the site was stocked with 11 cages. The site is now on the harvest plan, one cage has already been harvested and two other cages are on starve with plans to harvest this week.
Cloudin have had a successful cycle and have incurred an approximate mortality of 5% since input. Upon physical examination of the stock, fish were observed responding well to routine feeding regimes and were shoaling well. There was 1 fish in cage 2,
2 fish in cage 5 and 3 fish in cage 6 that were observed with severe damage to the tail. Only one fish from cage 5 was able to be removed for closer examination and diagnostic samples were taken from this fish. This was the first fish with this condition witnessed by the site manager who claimed to have not seen a fish with this condition in the history of the site. Other than described above, no other clinical signs of disease were observed on site.
Cloudin has seen a spike in sea lice levels recently. The most recent sea lice count was taken on 03/02/2023 and accounted for an average of 4.02 AF. The site are planning to conduct a hydrolicer treatment as soon as possible. This will be the first intervention treatment for sea lice this cycle. Each pen is fitted with lice skirts and have historically worked very well at this site.
Sea lice figures for the cycle have remained very low up until week 4 2023. There was no physical sea lice damage observed on site during the physical inspection of the stock.
18 VMD samples were taken from two fish, cages 1 and 5. No internal clinical signs of disease were observed. [Original PDF]

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