Kelp fronds and pneumatocysts. Pneumatocysts, gas-filled bladders, float the kelp off the ocean bottom toward the surface and sunlight, where the leaf-like blades and stipes of the kelp plant grow fastest.
Species: Giant kelp, Macrocystis pyrifera
Location: Catalina Island, California
Image ID: 37297
Giant Kelp Forest, West End Catalina Island, rendered in the round by a circular fisheye lens.
Location: Catalina Island, California
Image ID: 38480
Giant Kelp Forest, West End Catalina Island, rendered in the round by a circular fisheye lens.
Location: Catalina Island, California
Image ID: 38481
Red gorgonian Leptogorgia chilensis, purple hydrocoral Stylaster californicus, and yellow zoanthid anemone Epizoanthus giveni, at Farnsworth Banks, Catalina Island.
Location: Catalina Island, California
Image ID: 39539
Adult Male California Sea Lion with Several Young Pups, Mexico. This male sea lion is not yet large and mature enough to form his own harem so he swims at the underwater periphery of the territories of the more established males to see what females he can approach without being challenged and chased off by a bigger male.
Species: California sea lion, Zalophus californianus
Location: Coronado Islands (Islas Coronado), Baja California, Mexico
Image ID: 39957
Blue whale swims at the surface of the ocean in this aerial photograph. The blue whale is the largest animal ever to have lived on Earth, exceeding 100' in length and 200 tons in weight.
Species: Blue whale, Balaenoptera musculus
Location: Redondo Beach, California
Image ID: 25952