* "Doctor fish" is not a scientific term. It's a colloquial name often used for several types of fish, most commonly the Garra rufa (also called "nibble fish").
* Garra rufa are not native to England. They originate in the Middle East and parts of Asia.
* There are concerns about their safety. While some people believe Garra rufa can help with skin conditions, there is no scientific evidence to support this claim. There are also potential health risks associated with their use, including infection and allergic reactions.
Importation and use of Garra rufa in England are likely subject to regulations.
If you're interested in skin care, there are many safe and effective alternatives available in England. Consult with a dermatologist for personalized advice.