Photo exhibit explores local sea life

How much life passes through one cubic foot of water in the San Francisco Bay every day? Photographer David Liittschwager set out to answer that question over the course of 14 days this past spring. From a small sailboat anchored in the shadow of the Golden Gate Bridge, he and a team of scientists collected and photographed whatever plants and animals were carried by the bay’s currents into a metal square-foot cube submerged in the upper water column.

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