Algal blooms: Trouble in the tide pools

A harmful algal bloom is the suspected culprit of a die-off in 2011 of millions of purple sea urchins and six-starred sea stars in Northern California. Their disappearance is predicted to have long-term ecological consequences on their populations. As algal blooms are expected to increase with climate change and ocean acidification, similar mass mortality events are expected to increase, experts say.

from Oceanography News -- ScienceDaily http://ift.tt/1MnpQVD
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