There are always new creatures being discovered and mysteries being unveiled.
The unknown snailfish in the footage belongs to the genusPseudoliparis.
It has the appearance of a light-colored, large tadpole with fins on the side.
Photo: Minderoo-University of Western Australia Deep Sea Research Centre
These snailfish do not have any scales nor a swim bladder, unlike other fish species.
Everyone thinks that depth is the most important thing in these trenches, Jamieson states.
Temperature can also be important.
If someone finds fish at greater depths, it won’t be by much, the researcher postulates.