Megaptera novaeangliae Boreal to Tropical Atlantic and Pacific 107. Humpback whales migrate from near the poles to tropical waters. Humpback whale is attracted to an ROV, or undersea robot. Megaptera novaeangliae Boreal to Tropical Atlantic and Pacific 109. Mother and juvenile bottlenose dolphins head to the seafloor.
Sea lion rises to bark at a research vessel.
Catalina Island off southern CA, former home of a NURP center. Close up of worm tubes, sometimes the most prominent structures on sandy bottom. Gulf of Mexico, Mississippi River mouth 115. Bacterial mats are common the seafloor where oxygen is low. Mangroves of South Florida are threatened coastal development.