Atlantic wolffish (Anarhichas lupus), Stavern Norway. You are free to use this picture outside Wikipedia (see license), as long as you write: Photo: Arnstein Rønning
<a href="//commons.wikimedia.org/wiki/User:Eaglestein" title="User:Eaglestein">Arnstein Rønning</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>