The Broadnosed Pipefish (Syngnathus typhle) is a small marine (saltwater) fish in the Syngnathidae family of seahorses, pipefish, and seadragons. 

The Broadnosed Pipefish looks like a thin, straight seahorse or a small sea snake. It is an elongated, long, tube-like, cyclindrical fish with a greenish colour and a yellowish belly. Its flattened snout (nose) is a long tube ending in a narrow mouth which opens upwards and is toothless. It has a fan-shaped caudal fin. It has small gill openings, called slits, which enable it to breathe underwater.