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From the Editor's Desk
Ecologists Struggle to Get a Grip on âKeystone Speciesâ | Quanta Magazine
In the late 1960s, Bob Paine described the Pisaster sea star as a "keystone species" in Pacific Northwest tide pools. The concept has since taken on a life of its own.
Anne Salomon's first week as a graduate student in 2001 was not what she had anticipated. While other new students headed to introductory lectures, Salomon was whisked away by van and then motorboat to Tatoosh Island, which sits just offshore of the northwestern tip of Washington's Olympic Peninsula. Among the tide pools of this isolated island, Salomon peered at the web of life on the rocks: ochre sea stars, barnacles, mussels, snails and assorted algae that took forms reminiscent of lettuce, moss and bubble wrap.
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