30 June 2012

Night mind of the reef

Fluorescent juvenile flathead (family Platycephalidae). David Gruber and John Sparks
One by one, we shout “Diver in!” and splash into the inky water. The bright blue lights, battery packs and camera systems are then handed down from the boat, and we begin our descent. With yellow filters over our masks, the reef erupts into vivid green and red patterns. The fluorescent glow comes primarily from the stony corals and anemones, some of which glow wildly under our custom-made spectrally pure blue light source; others, curiously, exhibit no photic response...
-- from Glowing Wildly on a Moonless Night by David Gruber

A fluorescent false moray eel (family Chlopsidae). David Gruber and John Sparks

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