bluestreak cleaner wrasse, fish clean other animals from parasites, easy to keep active pet reef marine aqua

aquaculture aquadesign aquafarm aquarium aquascape background biocenosis biodiversity cleaner commensal community conditions controlled coral cultivation current dark decorative depth dimidiatus eater ecology ecosystem ectoparasite environment exotic farm fauna field fishkeeping focus free french labridae labroides mutualism mutualistic mysterious ocean parasite pet polynesia red reef sale saltwater salty sea selective sequential shallow shop space symbiont symbiotic tank trade tropical underwater useful widespread wildlife wrasse