The people of London are concerned.
"Why oh why are there no lifeboat services on the Thames?" ask 84% of them and two thirds of Londoners agree there should be one.
But what's strange is that there are indeed lifeboats - in fact there are four RNLI stations on the Thames which are the busiest in Britain and have been supporting this stretch of water for 10 years now.
"C'est bizzare"