Blackfin carp, Chinese aliases: flower waist, flower jade spike, flower daughter-in-law, flower flower fish, is a common small fish in rivers and lakes.
Fish of the genus live in clear running water or still water. It prefers benthic invertebrates and aquatic insects, and also eats small amounts of crustaceans, shellfish, algae and plant detritus. Strong physique, mild temperament, like group travel, easy to raise, can be single breeding, can also be mixed. The feeding water temperature is 18~26°C. One-year-old fish can reach sexual maturity. The spawning period is from March to May, and the eggs are laid in batches.
Zhang Guogang, a painter from hubei university's school of art, painted the blackfin carp
The example of an ugly duckling turning into a swan
The dorsal and side of the blackfin are greyish and dark, interspersed with black and brownish-yellow markings, and the abdomen is white. The lateral axis of the body has a black longitudinal stripe along the lateral line from the upper corner of the gill cover to the base of the caudal fin, the posterior edge of the gill cover, the isthmus and the thorax are orange-yellow, and the front of the body at the posterior edge of the gill hole has a dark black vertical stripe, the dorsal fin and caudal fin are grayish black, and the others are black.
During the reproductive period, the males have more pronounced black body side markings, generally thick black, orange-red at the base of the cheeks, jaws and pectoral fins, yellow tail fins, and mostly white pearls in the snout; the spawning tubes of females are slightly longer, and the body color is not as bright as that of males.
The blackfin carp is a model of the ugly duckling turning into a swan, and every breeding season, the male blackfin carp will disguise a beautiful marriage color, the whole head is fiery red, the scales on the body become golden and shining, and it is also glowing a little purple. However, once the breeding season has passed, the body color of the blackfin fish slowly becomes flat. When the blackfin carp is raised in the tank, it is extremely timid, often hiding in the corner, which requires the keeper to have a certain patience.
Blackfin mackerel that does not usually have a color
From the northeast and the west of Sichuan
The Northeastern blackfin (scientific name: Sarcocheilichthys nigripinnis czerskii) is a fish of the cyprinid family, The fish of the genus Cyprinidae. Body length, lateral flattening. The mouth is small, lower, and curved. The kiss is slightly blunt and slightly prominent. The lips are thin, the lateral lobes of the lower lip are longer, and the anterior part of the lower jaw has underdeveloped edges. Small pectoral fins. The caudal fin is shallowly forked and the upper and lower lobes are rounded and blunt at the ends.
The back and side of the body are grey-black with small, irregularly scattered black spots, a black stripe on the body side axis, and the back of the gill cap and the base of the pectoral fin are orange-yellow. It is a small fish that inhabits rivers and lakes. The spawning period is from late June to the end of July, with males having marriage colors and pearl stars, and females with spawning tubes. Feeds on invertebrates.
Kawanishi blackfin mackerel, the head length is smaller than the body height. The mouth is small, curved, sub-inferior. The lateral lobes of the lower lip do not extend anteriorly to the anterior edge of the lower jaw. The lower jaw has edges. Without. Lateral scales 38 to 39. The dorsal fin starts at an equal distance from the snout to the base of the caudal fin. The position is near the fin.
During reproduction, pearl stars appear in the snout of male fish, and the body color is bright. The head length is less than the body height. The mouth is small, curved, sub-inferior. The lateral lobes of the lower lip do not extend anteriorly to the anterior edge of the lower jaw. The lower jaw has edges. Without. Lateral scales 38 to 39. The dorsal fin starts at an equal distance from the snout to the base of the caudal fin. The position is near the fin. During reproduction, pearl stars appear in the snout of male fish, and the body color is bright.