Marine Bacteria Use Bioluminescence to Lure Zooplankton and Fish

Many creatures in the sea glow in the depths of the deepest trenches of the oceans. Bioluminescence is even observed in some marine bacteria, which emit a steady light once they have attained a certain level of concentration of organic particles in ocean waters, which is known as quorum sensing.

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Plankton-Fueled Agulhas Current Ocean Eddy is 93 Miles Wide

Deep below the ocean’s surface, huge eddies are often formed. The depths have their own kinds of weather systems. NASA’s Terra satellite captured this photo of a gigantic plankton-fueled eddy that was released. The eddy is completely submerged under water.

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