Zooplankton move to the moon's tune

How do ocean animals that live below the depth to which moonlight penetrates migrate in phase with the moon?

Hans van Haren of the Royal Netherlands Institute for Sea Research in Den Burg used sonar to track zooplankton movement over 18 months. They migrate up and down the water column on daily and seasonal cycles, and van Haren also identified a strong monthly movement that coincided with lunar cycles. Full Story »

Posted by Leo Romero
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Subjects: Sci/Tech
Topics: Biology
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Posted by: Posted by Leo Romero - Jul 8, 2007 - 8:18 AM PDT
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