royal blue tang swim and show natural behaviour in coral reef marine aquarium, fluorescent pet require experience

acanthurinae aquaculture aquadesign aquafarm aquarium aquascape bait biocenosis biodiversity biology blue conditions controlled coral cultivation current decorative depth dory easy ecology ecosystem effect environment exotic farm fauna field fish fishkeeping flagtail focus free glass hepatus hippo indopacific keep marine mysterious ocean omnivore pacific palette paracanthurus pet popular reef refraction regal saltwater salty selective shallow shop space surgeonfish tang tank trade tropical underwater useful widespread wildlife