Scientists have performed the first full ‘health check’ of the River Thames since it was declared ‘biologically dead’ more than 60 years ago.
Results of the assessment, led by Zoological Society of London (ZSL), reveals some surprising species living in the river including seahorses, eels and seals.
The River Thames is also home to various species of shark, such as tope, starry smooth hound and spurdog.
Despite the abundance of wildlife, the new results also reveal climate change has caused