How big can a groundfish grow? What are the physical characteristics?

Map ichthyology famous eye class star fish, common name pig larva, belongs to Perciformes, Cichthidae, star fish genus. Originating in South America, the Amazon River Basin of Brazil and Guyana, Venezuela. So how big can the map fish grow? What are the reproductive characteristics? Below, the editor of Tuliu.com will take you into the map fish.

I. the shape characteristics of map fish

Map fish is a large ornamental fish with an oval body, a big head and a big mouth. The base of the back is very long, starting from the upper part of the chest to the caudal stalk, the front of the fin is serrated short hard spine, the back of the soft stripe is longer, the dorsal fin is symmetrical with the anal fin, and the tip of the fin is slightly rounded. The abdomen is in the chest position, and the eel tip is strip-shaped. The posterior edge of the caudal fin is round. The tone of the body color is black or dark brown, dotted with irregular orange patches with red stripes, named after the map. There is a round black spot at the base of the tail handle, and its periphery has a golden ring, shining like a star, so it is also known as starfish.

Second, how big the map fish can grow.

Map fish body type is burly, wide and thick, the fish is oval, tall and flattened on the side, the caudal fin is fan-shaped, the mouth is large, the basic body color is black, yellowish brown or bluish black, and there are irregular orange patches and red stripes on the side, which is similar to the map, hence the name. Large black spots with reddish-yellow edges appear on the stalk of mature fish, which are shaped like eyes and can be used as protective and bait colors. The maximum body length of the fish can reach 30cm. The body length can reach 35 cm under the condition of origin. The suitable growth water temperature is 250.30C, and the limit survival temperature is 14C. The hardness of breeding water is 4-7 degrees, about pH6.5. Omnivorous partial carnivorous, like to eat small fish, shrimp and Loach and other live bait, temperament is more ferocious, sometimes the same kind will fight with each other. Because of its bright colors, map fish has great ornamental value and has a large sales volume in the ornamental fish market. In China, it used to be imported from abroad, and since the late 1990s, people have been studying its breeding technology.

3. Reproductive characteristics of map fish

Map fish are 10 months old to more than 1 year old, with a body length of about 18 cm and are sexually mature. The male fish head is slightly higher, the stripes are bright, the yellow patches on the Gill cover are shining golden, the tail star is bright, and the tip shape of the dorsal and anal fins is slightly longer; the female fish has a wider body, an enlarged abdomen and a lower color than the male fish. A female fish can lay more than 1000 eggs. The fertilized eggs hatched into larvae after 2 ~ 3 days.

All right, that's how big the map fish can be brought by the editor of Tuliu.com. The next issue of the editor will bring you a map of how to cultivate fish. Friends who like it can pay attention to Tuliu.com. I'll see you next time.