https://i1.wp.com/www.spsg.co.uk/wp-content/uploads/2016/09/herring-servey.jpg?fit=442%2C330&ssl=1330442spsg-adminhttps://www.spsg.co.uk/wp-content/uploads/2016/06/spsg-3.pngspsg-admin2016-09-21 09:13:122016-10-18 12:01:36Herring survey pioneers new approach to support fisheries management