Margrethia obtusirostra, the Bighead portholefish, is a bristlemouth of the family Gonostomatidae, found in the tropical and subtropical Indo-Pacific and Atlantic oceans, at depths of between 100 and 600 m. Its length is between 5 and 8 cm.

This order Stomiiformes (dragonfish and other stomiiforms) related article is a stub.

You can help Wikipedia by expanding it.