Here is a link to a consultation on the way the GL issue has been handled and going forward......It closes on May 13. I would suggest it is important you make your views known and share this widely if you can:
https://www.gov.uk/government/consultations/use-of-general-licences-for-the-management-of-certain-wild-birds-a-call-for-evidence/detail-of-call-for-evidence