An expert team of marine conservationists have been scouring the Greater Thames Estuary by land, sea and air this week, as the Zoological Society of London conducts its fourth annual seal survey.
Combining aerial surveys of the Essex and Kent coastlines, as well as sandbanks in the outer Thames Estuary, with more traditional boat and land-based studies, ZSL’s conservation scientists will be counting latest numbers of these charismatic marine mammals, as well as looking out for any emerging health trends.
Find out how they got on in this video and learn more here: [ Ссылка ]
