Transparent glass-like fish live at a depth of 100 meters

This creature is a kind of larvae of marine fish and some other sea eel species. It has the scientific name of Leptocephalus.

Glass eel.

Leptocephalus has a flat and transparent body like glass, so they are also called glass eels .

Leptocephalus larvae are only 5-10cm long on average, some cases can be as long as 30cm.

They usually live at a depth of 100m below the sea surface. When in the form of larvae, their bodies consist of a jelly-like substance that can see through, but as adults, glass eels will undergo a period of transformation, the tissues gradually become colored and no longer in all the time.