Tropical Fish Store Rohnert Park (Sonoma County) - Under The Sea Aquatics - We carry fish tanks (aquariums, freshwater fish, saltwater fish, fish supplements, fish food & fish tank supplies + R.O. & Saltwater. We can special order equipment or hard to find fish! Ask about our aquarium service where we offer full fish tank maintenance, setup, & fish tank cleaning service. We have tropical fish, ranging from Tetras, Catfish, Guppies, Bettas, & lots of beautiful Cichlids & more! We offer the largest & best... read full review »