Have a listen to this Thames Estuary Partnership interview discussing seals in the Thames with ZSL scientist Alison Debney, Active 360 Founder Paul Hyman and Seal Watch Founder Mary Tester.
There are almost 4,000 seals in the Thames. Learn more about how their populations and sightings have increased over the years and theories as to why.
Do you know what's in the river? Do you know what to do or who to call when you cross paths with a seal?
Click on the link to find out all this and more!