"Stalked sea lilies once covered the ocean, shallow and deep, but now are rare," she said in a written statement. "I've only seen a few in my career. But on this expedition, I was amazed to see them in great diversity."
Deep-sea images reveal colorful life off Indonesia →
Verena Tunnicliffe, a professor at the University of Victoria in Canada, said the images provided an extraordinary glimpse into one of the globe's most complex and little-known marine ecosystems.