After draining his alien fish pond, the creator finds stingrays, lungfish, sirens, strange catfish, and other bizarre creatures. But the biggest surprise comes at the end, when a freshwater frogfish ...

Somewhere in the ocean's depths swims a small fish with a see-through skull, tubular eyes, and visual tricks that break every rule biology textbooks lay down about how vertebrates see.

This trap run gets wild fast when a pale, alien looking fish shows up thrashing inside the net. The hidden tunnel already felt sketchy, but the creature we pull out makes the whole mission feel unreal ...