Most Beautiful Small Aquarium Fish. There are several types of cardinalfish but the Pajama Sphaeramia nematoptera is a favorite for small aquariums. They love to live in tropical aquarium environments with warm waters.
Betta fish are can be kept in tanks and also in small containers. All Angelfish have a beautiful elegant look to them but the regal angelfish is one of the most beautiful. The water must be clean.
The yellowish face with striking red eyes contrasts with the spotted body.
They are well known for its reputation for fighting. Also known as the Lace Gourami this cool tropical freshwater fish is one of the most popular Gourami fish for aquarium lovers thanks to its beautiful appearance and its hardy build. Even betta fish arent appropriate for little one-gallon tanks. One of the most beautiful fishes also known as Purple Tang or Yellowtail Tang belongs to fish family Acanthuridae.
