I developed my camera system, called the Medusa, jointly with a colleague down in Australia as a method of exploring the ocean unobtrusively. The critical thing was that we didn't use white light, which I believe has been scaring the animals away.

Squid don't eat jellyfish, but they eat the things that eat the jellyfish. Jellyfishes put on a lightshow to attract a larger predator. It's caught in the clutches of something like a fish and has no hope for escape unless its lightshow attracts something bigger that will attack their attacker.

I developed an optical lure that imitates certain types of bioluminescent displays that I think might be attractive to large predators. The other way to do it is just use dead bait, but I think dead bait attracts scavengers, and we wanted to attract active predators.

Edith Widder Quotes