形态学资料 Thunnus tonggol
检索表
Abnormalities
主要参考文献 Collette, B.B. and C.E. Nauen, 1983
形态描述的性别
Bones in OsteoBase

性别内容

特殊器官
不同的外表
不同的颜色
附注

稚鱼与成鱼的特徵描述

显着的特徵 none
侧面体型 fusiform / normal
横切面 oval
头部背面描绘 more or less straight
眼的类型 more or less normal
口/吻尖的类型 more or less normal
口的位置 terminal
Type of scales
鉴别

A small species, deepest near the middle of the first dorsal fin base. The second dorsal fin is higher than the first dorsal fin; the pectoral fins are short to moderately long; swim bladder is absent or rudimentary. Lower sides and belly silvery white with colorless elongate oval spots arranged in horizontally oriented rows. The dorsal, pectoral and pelvic fins are blackish; the tip of the second dorsal and anal fins are washed with yellow; the anal fin is silvery; the dorsal and anal finlets are yellow with grayish margins; the caudal fin is blackish, with streaks of yellow green.

鉴定难易度

分节特性 Thunnus tonggol

侧线 打断: No
侧联机的鳞片
侧联机鳞片数
侧生系列的鳞片
侧联机的鳞片列
侧线下的鳞片列
尾梗周围的鳞片
触须 0
鳃裂 (仅限于鲨鱼/ 鱼)
鳃耙
在下肢上
上枝鳃耙
总数 19 - 27
脊椎骨
肛门前
总数 39

背鳍 (s)

属性 no striking attributes
鳍数 2
离鳍号码 Dorsal   9 - 9
Ventral  8 - 8
棘总数
软条总数
脂鳍 absent

尾鳍

属性 forked; more or less normal

臀鳍 (s)

鳍数 1
棘总数
软条总数

偶鳍

胸鳍 属性  more or less normal
脊椎     0
软条   30 - 35
骨盘的 属性  more or less normal
位置    thoracic  beneath origin of D1
脊椎     
软条   
主要参考文献 (例如 9948)
字汇 ( 例如 cephalopods )
Comments & Corrections
回搜寻页
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  最后修订者: sortiz, 06.27.17