Sharks in the Thames, the good news for the waters of London’s iconic river

LONDON – There had been, by mistake, a couple of whales. And one was sighted there foca, she too ended up in its waters by mistake. But now research reveals that in the Thames various species of sharks live permanently: and it is not an out of season April fool, because the announcement reported by the BBC comes from the authoritative London Zoological Society, author of the study for the State of the Thames Report.