Right Image. Bioluminescent flashes recorded in a ctenophore layer. The figure-8 at the top of the image is characteristic of the lobate ctenophore Bolinopsis infundibulum. The other bright displays are extracellular emissions characteristic of the cydippid ctenophore Euplokamis sp. The field of view in these images is 0.74 m by 1.0 m.