More than 700 seals counted in Thames Estuary
Approximately 700 seals have been spotted in the Thames Estuary in the first survey of land, air and water. According to the Zoological Society of London, a group of conservationist and volunteers recorded 708 grey and harbour seals along the Thames in a survey stretching up the estuary to Tilbury.
The survey involved recording seals spotted from boats, from the air or by teams on the ground investigating small creeks and rivers, with the GPS co-ordinates of sightings noted.
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