Luohan fish is usually divided into the following four major strains, and each strain can be divided into many commercial varieties and commercial names.

1. Flower Arhat strain: It is the first to be cultivated. The colors are relatively simple, mostly cyan, electric color, and light color. The body is square, and the head is divided into water head, horn head, dorsal fin and The pelvic fins all have slender ends that can "wrap" the caudal fin, or directly contact the caudal fin, giving the impression of being connected together. The focus is on body shape and tail shape.

Representative varieties include Laughing Buddha, Vajra Arhat, Flower Wealth God, Thousand Xi Arhat, Flower Monk Arhat, Red Flower Longevity Star, Flower Arhat, etc.

2. Golden Flower strain: It is a fish species bred after the Flower Arhat strain. Its body shape inherits the Flower Arhat strain, with a boxy and blessed body, giving people a sense of stability. The feeling. What is different from the Arhat strain is that they have different colors and are relatively bright and lively. The focus of appreciation is their body shape and brilliant colors.

Representative varieties include colorful phoenix, golden phoenix arhat, golden flower god of wealth, golden flower arhat, longevity arhat, etc.

3. Flower horn strain: a rising star among the flower horn fish. It matures earlier than the fish of the flower horn strain. Its characteristics are: bright colors on the body and mostly long strips or triangles in body shape. , the dorsal and pelvic fins are spread outward, and the overall appearance is triangular, and the tail fin is relatively flat. Most species have black or dark black spots on the proximal line and connect them into a thick line, running horizontally in the middle of the body.

Representative varieties include seven tiger heads, fire rose, brand new look, prairie fire, Gaoji flower horn, five-color wealth god, etc.

4. Pearl strain: The color of the body is the same as that of the golden flower strain, which is quite rich. The body shape is triangular. Most varieties have high heads, litchi heads, hard heads, and less horn heads. The tail fin Most of the pearls are droopy and incompletely stretched. Most of the pearl varieties have bright red heads, chests, and pearl-like golden spots on their bodies, and they mature sexually earlier.

Representative varieties include Tunku Arhat, Pearl Arhat, Gold Mercury, Colorful Arhat, Sweaty Horse, Lucky Star Arhat, Gold Pearl Arhat, Gold Carved Clothes, Pearl Kirin, etc.