三斑圆雀鲷的形态结构研究  

Research on Morphological and Structural Characteristics of Dascyllus trimaculatus

作　　者：董少杰[1] 孙文君[2] 魏东[1] 乔秀亭[1] 

机构地区：[1]天津农学院水产科学系水产生态及养殖重点实验室,天津300384 [2]天津市津南国家农业科技园区,天津300350

出　　处：《安徽农业科学》2009年第14期6466-6467,共2页Journal of Anhui Agricultural Sciences

基　　金：天津农学院科技发展基金项目(2008N004)

摘　　要：在活体解剖三斑圆雀鲷的基础上,系统描述了其外部形态特征和内部构造。三斑圆雀鲷鱼体侧扁,体被栉鳞;头小眼大,侧线不连续;背鳍、臀鳍、尾鳍基部具有鳞鞘;鱼体呈褐色到黑色,具有3个白点;背鳍硬棘12支,臀鳍具硬棘,尾鳍形;胃发达呈圆形;具有3根粗大的幽门盲囊;雌雄异体,生殖腺紧贴于膘的腹面。According to the vivisection results of 30 fishes, the morphological characteristics and the structure characteristics of Dascyllus trimaculatus were recorded. The shape of body was compressed with small ctenoid scales. The head was small with big eyes, the lateral line was discontinued. There was scale sheath on the base of dorsal fin and anal fin and tail fin. The body color was brown and black with three white dots. Dorsal fin had 12 spines, and anal fin had spines and the margin of caudal fin was slightly concave. The shape of well-developed stomach liked ‘Y＇ and the intestine was long with 3 loops. The gonads were unisexual clinging to the abdomen of the gas - bladder.

关 键 词：三斑圆雀鲷 形态特征 内部结构 海水观赏鱼 

分 类 号：S917[农业科学—水产科学]