Which of the following fish is also known as the doctor fish?

Correct option is A

Correct Answer: (a) Garra rufa
Explanation:
→ Garra rufa is widely known as the doctor fish because it feeds on dead skin, used in therapeutic foot spas.
→ Native to Middle Eastern freshwater systems.
Information Booster:
→ Used for psoriasis relief therapy.
→ Not allowed in some regions due to hygiene concerns.
→ Exhibits sucker-like mouth for grazing.
Additional Information: Other Garra spp. do not share this common name.