Pelagic Communities

Explore the fascinating world of pelagic communities in this 55-minute lecture. Dive into the diverse array of organisms inhabiting the open ocean, from microscopic zooplankton to massive whales. Learn about unique adaptations like swim bladders and radial aranes that allow creatures to thrive in the pelagic zone. Discover the swimming techniques of various fish species, including groupers and yellowfin tuna. Examine the intricate relationships between organisms, such as symbiosis and mutualism. Investigate major marine mammal groups, including sea otters, polar bears, walruses, seals, dugongs, and cetaceans. Delve into the specialized features of different whale species, from the deep-diving sperm whales to the filter-feeding baleen whales. Understand the challenges faced by marine mammals, such as decompression sickness, and learn about the unique behaviors of gray whales and their impressive mega turrets.