characins造句

• Originally the characins were all grouped within a single family, the Characidae.
• In common with many characins, the lemon tetra possesses an adipose fin.
• The genus includes the largest dogtooth characins, reaching up to in length.
• The smallest size is about in the Bolivian pygmy blue characin, " Xenurobrycon polyancistrus ".
• Growing to a maximum overall length of, the Mexican tetra is of typical characin shape, with unremarkable, drab coloration.
• "' Characiformes "'is an order of ray-finned fish, comprising the characins and their allies.
• Its common name derives from its similarity to the glowlight tetra, a South American characin only distantly related to this fish.
• Fishermen cut chunks of the characins as bait for hooking larger, more desirable fish " ( Bal閑 1994 : 61 ).
• As for other schooling characins, the cochu's blue tetra should always be kept in groups of at least six.
• Their closest living relatives are the Characiformes ( characins and allies ), the Gymnotiformes ( electric eel and Siluriformes ( catfishes ).
• The largest characin are " Hydrocynus goliath " and " Salminus franciscanus ", both of which are up to.
• They are sometimes referred to as freshwater barracudas in the aquarium trade, although the name is used of other characins, as well.
• This characin is listed on the IUCN Red List as Vulnerable on the basis of shrinking population and an acutely restricted and diminishing habitat.
• "Cyphocharax mosesi ", a fossil toothless characin found in Brazil, lived at the Oligocene-Miocene boundary about 23 Mya.
• The "'Costello tetra "'is a species of characin from the Amazon basin and is found in Brazil and Peru.
• ""'Aulixidens eugeniae " "'is a species of characin endemic to the Orinoco River basin in Venezuela.
• ""'Gymnocorymbus " "'is a genus of small characins from the Parna韇a river basins in South America.
• If kept in a community aquarium, the best tankmates are other species of " Nannostomus, " small peaceful characins, and corydoras.
• ""'Nannostomus grandis " "', is a freshwater species of fish belonging to the Lebiasinidae family of characins.
• ""'Nannostomus bifasciatus " "', is a freshwater species of fish belonging to the Lebiasinidae family of characins.