海龙鱼目

海龙鱼目（学名：Syngnathiformes）也称海龙目，为辐鳍鱼纲的一目，除了腹鳍和尾鳍有部分分支鳍条外，背鳍、臀鳍及胸鳍均不分支。多数身体细长。吻呈长管状；口小，位于吻端。鳃呈退化现象。鳔无鳔管。

现一般分为7科：

在分类上有时将海龙鱼目划归为刺鱼目下的“海龙鱼亚目”（Syngnathoidei）。

单词	Syngnathiformes
释义	Syngnathiformes 中文百科海龙鱼目海龙鱼目（学名：Syngnathiformes）也称海龙目，为辐鳍鱼纲的一目，除了腹鳍和尾鳍有部分分支鳍条外，背鳍、臀鳍及胸鳍均不分支。多数身体细长。吻呈长管状；口小，位于吻端。鳃呈退化现象。鳔无鳔管。现一般分为7科：在分类上有时将海龙鱼目划归为刺鱼目下的“海龙鱼亚目”（Syngnathoidei）。英语百科 Syngnathiformes 海龙鱼目 The Syngnathiformes are an order of ray-finned fishes that includes the pipefishes and seahorses. These fishes have elongated, narrow, bodies surrounded by a series of bony rings, and small, tubular mouths. Several groups live among seaweed and swim with their bodies aligned vertically, to blend in with the stems.
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Syngnathiformes