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Marshes are being overrun by purple marsh crabs because their main predators, blue crab and finfish, are being overfished. So, the purple marsh crabs are free to gorge on healthy fields of cordgrass and once done feeding, they leave behind nothing.
While investigating tiny larvae in cracks on the ocean floor, Dr. Diane Adams discovered that atmospheric weather patterns drive currents deep undersea. Isolated ecosystems inside hydrothermal vents may thus be affected by climate change.
Molecular biologist Scott Santos and his team at Auburn University are studying an unusual and endangered ecosystem in Hawaii called Anchialine pools, as well as one of its legendary creatures.