A Code of Practice to Avoid and Minimise the Impact of Infectious Salmon Anaemia (ISA) The Scottish Executive Environment Rural Affairs D ( December, 2000 ) Book Our Price : £ Not Available Prices subject to change. we are currently unable to offer this title. It may be out of stock with the publisher or out of print. If you would like to purchase this title, we recommend that you occasionally check this page to see if it has become available.