Friday Cephalopod: Canned

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Scleractinian corals, also known as stony corals -- or just hard corals -- are the primary reef builders in the oceans. Their polyps secrete calcium carbonate to form a skeleton. A minority of species live as single polyps, but most stony coral species are colonial, and the structures they…
Among the least understood technical aspects of photography, at least for novices, is aperture.  Yet aperture has profound effects on the resulting image.  Consider the following series of photos, each taken with a macro setup of an MP-E lens on a Canon dSLR camera, focused at the foremost tip of…
Flash is a necessary evil in insect photography. This necessity is due to two unfortunate traits shared by most insects: small size and stubborn unwillingness to sit still for the camera. These traits confound each other in a way that renders insect photography uniquely challenging. Small…
Marine aquarists have a photographic edge on field photographers. Their work is fixed, dry, and well-lit, while field photogs slosh back and forth with one finger on the camera and one on the reef while trying to avoid fire coral and maintain buoyancy. No wonder aquarists get such sharp focus. A…