Furthermore, Scottish Ministers are due to report to Parliament on the use of Acoustic Deterrent Devices (ADDs) by 01 March 2021, which will include a comprehensive assessment of the usage of ADDs. Number of fish farms by company using ADDs by type, from October 2019 to September 2020 (as reported on seal licensing applications for the period 01 February 2020 to 31 January 2021) ADD Model Company Name Ace Aquatec AIRMAR Mohn Aqua OTAQ Seal Fence Sea Guard Terecos Grand Total ADD Not Used Always On Yes No Yes No Yes No Yes No Yes No Yes No Cooke Aquaculture Scotland 0 35 Dawnfresh Farming Ltd 2 2 2 Grieg Seafood Shetland Ltd 2 2 18/ Kames Fish Farming Ltd 3 3 1 Loch Duart Ltd 1 2 3 0 MOWI (Scotland) Ltd 2 2 13 4 9 2 32 10 Northern Salmon Management Group 8 8 2 18 2 Scottish Sea Farms Ltd 4 16 14 1 1 1 37 21 The Scottish Salmon Company 1 2 2 1 26 13 45 0 S5W-30448