A few are pelagic and live in open waters near the surface. The mystery mollusk is the first nudibranch known to live in the deep water column. This species lives in the ocean's midnight zone ...
Far below the ocean's surface, in the dark depths ... Pelican eels live in the mesopelagic zone (also known as the middle pelagic or twilight zone), at depths of around 9,000 feet (2,700 meters ...
Limnology and Oceanography, Vol. 54, No. 4 (Jul., 2009), pp. 1306-1322 (17 pages) We studied three-dimensional distribution patterns of temperature, phyto- and zooplankton, and fish in the large, ...