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Caged Bluefin Tuna

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These caged bluefin tuna (Thunnus thynnus) swim in Spanish waters. They’ll be fattened for the sushi market, where their buttery meat fetches high prices. The bluefin has proved to be no match for a high-tech fishing industry, which has sent their numbers into a precipitous decline.
Photograph by Brian J. Skerry

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Photo Tip of the Week

Long Exposures

When making long exposures, use a remote release to avoid camera movement. If you don't have a remote release, use the camera's self-timer.

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