Species of ornamental fish
1. 1 Distribution and feeding history of ornamental fish
There are many kinds of ornamental fish, which are widely distributed. Among them, there are about 2000 species of tropical fish, which are the main components of the ornamental fish family. They are distributed in tropical or subtropical fresh water or seawater. They were introduced to China from abroad in 1930s, and tropical fish farming was all the rage in the late 1960s and early 1970s.
China has a long history of cultivating ornamental fish, which is the world-famous hometown of goldfish. Goldfish farming has been more than 800 years since the Southern Song Dynasty 1 174. /kloc-was introduced to Japan 0/500 years ago, to Europe 0/7th century, and to the United States 0/9th century. Now it has spread all over the world, with about 200 species, which is the main family of ornamental fish.
Japanese koi also occupies a place among the ornamental fish in the world. Koi fish originated from 1906, when "German carp" and "Mirror carp" imported from Japan crossed with domestic carp and were cultivated for many years. Colorful and deeply loved by people, it was regarded as a "national fish" by Japanese, and was introduced to China in 1960s and developed. There are about 100 species in koi fish.
1.2
Representative species of ornamental fish
Scleropagesformosus is called "Golden Dragon" and "Red Dragon" fish, belonging to the order Osteoglossidae. Originated in Indonesia, it is a large fish with a long body, flat side, a pair of beards on the side of mouth and snout. Its back, buttocks and tail fins are connected together, and its body is reddish, blood red and orange red. It is a fierce fish, suitable for water temperature around 27℃. Arowana is gorgeous and rich in appearance. It is regarded as a mascot in Southeast Asia, and it is extremely expensive in the ornamental fish market.
The scientific name of arowana is Bone Tongue Dragon.
Bicirrho-sum is shaped like a golden dragon, but its body color is silvery white, and it is also regarded as an expensive "feng shui fish".
Angel fish
Scalare) is known as the "queen of tropical fish", with the most kinds and the most beautiful appearance. Commonly known as angelfish, it belongs to Perciformes, Liliaceae. The Amazon river system originated in South America. Its body is prismatic, extremely flat, its head is small and sharp, its eyes are big, its back, buttocks and caudal fins are all long, its ventral fin is elongated and filiform, its body is silvery white, its side has four black stripes, its eyes are red, its caudal fin has yellow stripes, its personality is docile, it likes weak acidic soft water, its feeding temperature is 23 ~ 26℃, and it likes to eat animal feed. It is an egg-laying fish with its own spouse.
Rainbow catfish
Rticulatus) belongs to cetaceans. It is very long and has a very beautiful flower tail, so it is also called peacock fish and rainbow fish. It is a small and beautiful egg-laying fish with mild personality, likes weak alkaline water and feeds on zooplankton. The suitable water temperature is 22 ~ 23℃. It is one of the most popular ornamental fish in the world.
Tang Yu (Tanichthys
Dbonubes), commonly known as Baiyunshan fish, belongs to CYPRINIDAE, CYPRINIDAE. Small fish native to Baiyun Mountain, Guangzhou, China, has a spindle-shaped body, 3-4 cm in length, big eyes, a brownish blue back, a silvery white abdomen, golden thread shining along the lateral line, bright red dorsal fin and caudal fin, and transparent fins. This fish is lively and docile, with miscellaneous eating habits and low temperature tolerance, and the optimum water temperature is 18 ~ 24℃.
Striped Capota (Capota
Semifasciolata), commonly known as golden thread fish and five-thread fish, belongs to CYPRINIDAE. Originated in Guangdong Province and its neighboring provinces, it is a small fusiform fish, with a body length of 5 ~ 8 cm, golden yellow body and many brown patches scattered on the body surface. Its back, abdomen, buttocks and caudal fin are brick red and have strong adaptability. It can grow at water temperature 17 ~ 26℃ and eat animal feed. It is a kind of fish that lays eggs. Tangyu and Silurus meridionalis are both ornamental fish in China and a specialty of China.
Goldfish (Karasith
Auratus belongs to CYPRINIDAE, CYPRINIDAE. It is a small fish bred by wild crucian carp, which has great variation with wild crucian carp in external shape and body color. Goldfish like weak alkaline water, and the optimum water temperature is 20 ~ 28℃. It is an omnivorous egg-laying fish with a wide variety, dignified posture and elegant swimming posture. It is one of the most popular ornamental fish in the world and has a wide popularity.
Koi fish (
Carp belongs to Cyprinidae, Cyprinidae. Large fish, spindle-shaped, with colorful body surfaces such as red, white, yellow and blue, with various stripes, a pair of tentacles in front of the mouth, a pair of teeth in the snout, but teeth in the throat, large round scales on the body surface, dorsal fin in front of the ventral fin, long fin base, deeply forked caudal fin, preference for alkaline soft water and omnivorous eggs.
Xingyu
The common names of short-tailed fish are map fish and piglet fish, belonging to Perciformes, Liliaceae. A large fish native to the Amazon River in South America, with a body length of up to 30 cm, oval shape, flat side, high body, large mouth, slightly sharp nose and mouth, long dorsal fin base, dark brown body, irregular orange and red patches on the side, which looks like a map, is highly adaptable to water quality and suitable for water temperature of 22 ~ 26℃. It is a carnivorous and fierce fish.
Kiss bass
Temmincti) common name kiss fish, kiss mouth, belong to perciformes, kiss percidae. This kind of fish is deeply loved by people because of its unique habits. Originated in Thailand, Indonesia and Malay Peninsula, it has a rectangular body, a flat side, a pink-white body, a dark red nose and mouth, and black vertical stripes on the head and tail fins. This kind of fish can kiss each other for a long time when they meet, which is very interesting. In fact, this behavior is a threat. This kind of fish likes to scrape green algae and has no strict requirements on water quality. The suitable water temperature is 22 ~ 26℃.
The freshwater ornamental fish in temperate zone mainly include red crucian carp, China goldfish and japanese koi. There are three series of tropical freshwater ornamental fish, one is lamp species, the other is angelfish and the third is arowana. Seawater ornamental fish mainly come from coral reef waters in the Indian Ocean and the Pacific Ocean, with a wide variety, unique sports colors and a primitive and mysterious natural beauty.
Keeping goldfish is one of people's general preferences. Since the late 1980s, the ornamental fish market in Guangzhou has gradually expanded. At that time, almost every household had fish tanks, and a "lion's head" ranged from tens of yuan to hundreds of yuan, which showed that it was a noble family. However, goldfish breeding is difficult, the survival rate is low and the process is complicated, and the number of fish farmers is gradually decreasing. The aquarium market focuses on breeding high-quality fish, which also makes the price of noble goldfish higher and higher. Koi fish became a goldfish star in the early 1990s, and an expensive koi fish sold for 1000 yuan and 10000 yuan. Influenced by Hong Kong and Taiwan, Arowana became famous overnight in koi fish, and sold for more than 30,000 yuan. However, in recent years, the prices of koi fish and Red Dragon have fallen back to a relatively stable level, and the price of an adult red dragon with superior posture, scale color and posture is only 10,000 yuan.
At present, the upstarts in the aquarium market are the "Flower Arhat" from Malaysia and the "Fluorescent Fish" from Taiwan Province Province. The status of koi fish and Arowana has been replaced by "Ocean's Arhat", and the price of dominant varieties has remained above 10,000 yuan, and there are also rare varieties with a price tag of over 6,543,800 yuan. "Fluorescent fish" is a new species introduced at the beginning of this year. This kind of fish can emit faint fluorescence in dark environment, and the price of small fish with a body length of less than two centimeters has reached 90 yuan.
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