At 11.52am Humber Coastguard received a 999 call from the distressed owners of a dog reporting that their animal had gone over the cliff at Browns Point near Seaton Sluice.
http://nds.coi.gov.uk/detail.aspx?NewsAreaId=2&ReleaseID=410998&SubjectId=2
seen at 15:53, 6 February in Independent Chief Inspector of the UK Border Agency News - national.