Melanocetus johnsonii:  The monster from the abyss


Source:  Edith Widder / EOL. License: CC BY Attribution-Noncommercial-ShareAlike 3.0

Melanocetus johnsonii or the humpback anglerfish is fascinating organism found in some of the darkest regions of the ocean.  M. johnsonii was described by Albert Günther in 1864 and is known for its stout body form, its bioluminescent lure, and its large mouth with ferocious looking teeth.  Overall, this strange fish is an interesting addition to the tree of life and plays a unique role in marine ecosystems around the world.  Explore the humpback anglerfish's taxonomical classification, habitat, evolutionary adaptations, nutrion, reproduction process, biological interactions, and a few interesting facts.  Also visit the references page and the contact us page for more information regarding this project.

Let's begin with its classification.

For information on hundreds of other organisms, visit

Bio 203 UW-L