From science writer (and atheist) Natalie Angier comes some photos and a link to the winners of the annual underwater photography contest of the University of Miami.
The grand prize photo of two gobies (below) was taken by Tobias Friedrich of Germany on a dive near Marsa Alam, Egypt:
Several fish species are transparent (my father had a “glass catfish” in his aquarium), and it may be an adaptation for camouflage. (See more transparent animals here.) But camouflage can’t explain this remarkable deep-sea fish with a transparent head and tubular eyes (click to play video):
Two more winners: a pygmy seahorse, Hippocampus bargibanti, photographed by Michael Gallagher, United Kingdom (it’s well camouflaged among the corals):