The charity said the prostitutes targeted hotel entrances in areas popular with tourists. More on this story. It was also claimed many were suspected trafficking victims and were controlled by organised criminals.
The charity said police operations targeting begging by Romanian nationals around Marble Arch had also identified an increase in prostitution around nearby Park Lane. Eaves has called for an immediate investigation into whether the Romanian prostitutes had been trafficked.
Chief Executive Denise Marshall said: "No matter where you stand on prostitution, the levels of violence and abuse that women suffer, both entering and during prostitution, are too severe for us to ignore. The report, which covered the romanina 33 boroughs, said London's sex trade was "thriving". The study, by Eaves for Woman, said a ificant proportion of prostitutes in the capital were from the eastern European country.