Stigmatopora nigra, also known as the wide-bodied pipefish is a species of marine fish belonging to the family Syngnathidae.

[2][3] They often inhabit seagrass or algae beds in addition to bare sand.

[4] Their diet consists of small crustaceans such as copepods and amphipods.

[6] in which the males brood up to 25 eggs in a pouch below the tail before giving live birth.

[2][7] Stigmatopora nigra can live to 150 days old and are able to reproduce throughout the year.