fish

The fourth episode to this gorgeously photographed BBC documentary series explores some of the most extraordinary feeding, hunting, courting and parenting behavior from fish. Do not miss the courtship dance of the sea-dragons. (59 min)

This concluding episode reveals, through time and isolation, how animals and plants on the Galapagos Islands have evolved in the most surprising ways to cope with the profound geological and climatic forces affecting them. (49 min)

David Attenborough narrates another gorgeously filmed BBC documentary, this time it’s about Life in the Deep Sea. (45 min)

The currents which circle the South Pacific support huge shoals and an incredible variety of life, but much of the center is an ocean desert. (55 min)

Islands that Changed the World weaves into the history of the Galapagos islands the observations of early human visitors including Charles Darwin. (50 min, 5 segments)

Tilda Swinton narrates this gorgeously filmed BBC documentary Galapagos. Born of Fire explores the natural life cycle of the strategically located Galapagos islands. (48 min, 5 segments)

The sixth and last episode of the BBC documentary South Pacific Diaries is all about the impact of humans on the Pacific Ocean. (58 min, 6 segments)

Ocean of Volcanoes opens with amazing footage of an undersea volcano erupting. (58 min, 6 segments)

Castaways from BBC series South Pacific looks at how plants, animals and humans colonised even the most remote islands. (48 min, 6 segments)

This exploration of the South Pacific is in HD and covers a vast area, and less than 1% is land, ranging from the Hawaiian Islands north of the equator to New Zealand in the south. (58 min, 6 segments)

KQED explores seahorses, some of the most enchanting and mysterious creatures in the ocean. They are also in trouble, struggling to survive in threatened habitats around the world. A must see in HD. (10:25 min)