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20 eye-opening microscopic images from the Olympus BioScapes Competition

In this 3rd prize image, tentacle tips, called acrospheres, of a solitary coral are visibly enhanced using a technique developed for doing epifluorescence without a barrier filter.

Photo: James Nicholson

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Solitary coral tentacles

Third prize. In this image, tentacle tips, also called acrospheres, of a solitary coral are visibly enhanced using a technique developed for doing epifluorescence without a barrier filter.

The image was captured by James Nicholson of the Coral Culture & Collaborative Research Facility, NOAA NOS NCCOS Center for Coastal Environmental Health & Biomolecular Research at the Fort Johnson Marine Labe in Charleston, S.C.