五彩天使鱼的繁殖·胚胎与仔稚鱼发育研究

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中图分类号 S961.2 文献标识码A文章编号 0517-6611（2025）18-0088-06doi：10.3969/j.issn.0517-6611.2025.18.019

Study on the Reproduction，Embryo，Larval and Juvenile Fishes Development of Colorful Skirt Tetra

XIE Ya-dong1² ，LUO Xin1，2 ，XU Lin-tong1，² et al（1.Tianjin Fishery Research Institute，Tianjin 2.Tianjin Ornamental Fish Technology Engineering Center，Tianjin ）

AbstractTheeproductieabitsndtevelopentofmbos，eandjuvenlesofansgeicametalfishtlofulte ra，werebseredandecodedTheesultsshowedtategoftheolofulsirtetraerestickyandsubmergedegs.Thebryoicdevelop mentstageisdssgsiseaesolebnf and hatching membrane breaking stage.The whole body is transparent，the total length is （2.17±0.12） mm and the body height is（ 0.37± （204 0.06）mmwhentheyjusthatched.Theanteriorpartoftheheadisbentdowwardandproppdovertheyolksac，32pirsof myotome.The heartbeat rate was （ 118.80±14.41 ）beats/min.Thebodyhascolorless blood flow.The digestive tractis linear，and it is notconnected to the outsideworldAcodingtohangesofksacodycolorfndothorhologicaltcturesduringostgedeveloptianbe dividedntottagaltagO7djuileag（dndjuenilesagedisiofaldjuvelsssd ontheformatiooffifs，altesjuilegeditssieadfieveloptisopeed different from that of adult skirt tetra.

KeywordsFancy fish;Colorful skirt tetra;Breeding habits;Embryo development

我国是世界上淡水观赏鱼养殖产量最大的国家。（剩余12956字）