pipefish

noun

1. fish with long tubular snout and slim body covered with bony plates

   noun.animal

   Synonyms needlefish

   Source: WordNet 3.0

2. Any lophobranch fish of the genus <i>Siphostoma</i>, or <i>Syngnathus</i>, and allied genera, having a long and very slender angular body, covered with bony plates. The mouth is small, at the end of a long, tubular snout. The male has a pouch on his belly, in which the incubation of the eggs takes place.

   noun

   Source: webster1913