Citizen scientists have taken photos of this boulder every year for three decades

Wednesday, June 7, 2023 - 20:03 in Earth & Climate

In 2022, rockweed was flourishing again. Photo by David Janka/NOAA This article was originally featured on Hakai Magazine, an online publication about science and society in coastal ecosystems. Read more stories like this at David Janka stands at the helm of the Auklet, an 18-meter charter boat that’s traveled Alaska’s waters longer than the region has been an American state. It’s the peak of summer as he putters into Snug Harbor, a shallow curve in a shoreline of Knight Island walled by towering cliffs and stands of cedar, spruce, and hemlock. He steers toward the beach, aiming for a potato-shaped rock the size of a Volkswagen Beetle. He’s here to take its picture. For 33 years, someone has traveled here each summer to photograph the unassuming boulder, nicknamed Mearns Rock. Collectively, the photos are an unexpected...

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