From a research vessel in the Pacific Ocean, scientists watched the feeds ... researchers noticed several instances of deep-sea fish seemingly swimming backward. Were they seeing that right?

That is one big fish in the ocean! Here is another big fish in the ... then it may be darting from one place to another, but ...

And we were lucky enough to swim with him ... is the text displayed over Gutierrez's video. The ocean sunfish is the world's heaviest bony fish, not including stingrays or sharks.

Most ocean fish are terrible parents ... squiggly ribbons that run parallel to coasts. Some larval fish swim to slicks, some drift, as do eggs not yet hatched. Predators converge on slicks ...