Animal Information | Educational | Marine Biology | Education Audio

Cascade  

The complex relationships between predators

Sea otters, bald eagles, and orcas are all Alaskan marine predators. These three very different species are linked through a complex series of relationships that reach across ecosystems and species.

Audio Posted: May 18, 2009 | Running time: 3:21

Educational | Education Audio | Conservation | Oceanography

Minerals from the Deep Sea  

From science fiction to commercial opportunity

Deep sea mining, once the realm of science fiction, is now an impending reality. The impacts of mining on the organisms of the deep sea are poorly understood as fundamental research on this ecosystem remains to be done.

Audio Posted: May 6, 2009 | Running time: 3:53

Conservation Issues | Educational | Education Audio | Conservation

On a Rising Tide  

Harvesting energy from tides

Tidal power provides a renewable energy source that is clean and reliable. Generators harvest the energy of moving water as tides flood and ebb. Tidal power generation requires suitable environmental conditions to be efficient and effective.

Audio Posted: April 15, 2009 | Running time: 4:22

Animal Information | Educational | Marine Biology | Education Audio

Cleaning Symbiosis - Do Cheaters Prosper?  

Are cleaner fish tempted to bite their clients?

Parasites may be harmful to living organisms. A relationship called the cleaning symbiosis describes how some animals, the cleaners, remove parasites from other animals, the clients. Because of the close interaction between cleaner and client, a question arises: instead of picking off parasites, do cleaners ever bite their clients instead?

Audio Posted: April 1, 2009 | Running time: 3:59

Educational | Marine Biology | Education Audio | Conservation

Black Sun, Blue Water  

Atomic bombs and the life of a coral reef

Between 1946 and 1958 the United States exploded nearly two dozen nuclear bombs at Bikini Atoll. How has this affected the life of the coral reef over the last half-century?

Audio Posted: March 24, 2009 | Running time: 4:32

Animal Information | Educational | Marine Biology | Education Audio

Living Camouflage  

How some crabs avoid their predators

Some species of crabs utilize novel forms of camouflage, covering their shells with other living organisms to fool their predators.

Audio Posted: February 18, 2009 | Running time: 4:44

Conservation Issues | Animal Information | Educational | Education Audio | Conservation

Steller Visions  

Georg Steller and the vanishing species which bear his name

The Gulf of California is home to a diverse assemblage of wildlife. This diversity is a reflection of the Gulf's distinctive geography. Impacts to wildlife from a variety of sources threaten many of the rare and endangered species that make the Gulf their home.

Audio Posted: February 1, 2009 | Running time: 5:44

Educational | Education Audio | Oceanography

Corps of Discovery  

The Corps of Discovery reaches the Pacific Ocean.

On November 15, 1806, the Corps of Discovery reached the mouth of the Columbia River, completing a 4,000 mile journey to the Pacific Coast. They would spend the next four months adding to science’s knowledge of the Pacific Ocean and its inhabitants before beginning their long journey home.

Audio Posted: January 20, 2009 | Running time: 5:07

Conservation Issues | Educational | Education Audio | Oceanography

Surging Seas  

Storm surges in a warmer world.

Since the middle of the nineteenth century scientists have recorded an increase in the global sea level. Higher sea levels may intensify the impact of hurricanes and typhoons to coastal communities. Preserving natural shorelines could be key to lessening storm damage in a warmer world.

Audio Posted: January 6, 2009 | Running time: 3:32

Animal Information | Educational | Marine Biology | Education Audio

Goldeneye  

Sea ducks drink seawater with help from a special gland

The Common Goldeneye spends part of its year on freshwater lakes, and part on the coastal ocean. Like other sea ducks, they have an adaptation that allows them to drink saltwater safely.

Audio Posted: December 15, 2008 | Running time: 3:23

Conservation Issues | Educational | Education Audio | Conservation

They Came from the Bilge!  

Managing ballast water to protect ecosystems

Global trade is dominated by ocean transport, but along with goods and commodities ships may also transport biological invaders. Managing ballast water to protect ecosystems and ports from these alien stowaways is a critical tool.

Audio Posted: December 2, 2008 | Running time: 4:53

Educational | Education Audio | Conservation | Exhibits | Our Watersheds

Mountains, Rivers, Ocean  

The Water Cycle, Watersheds, and Us

A watershed is where rainwater and snowmelt collects and flows to the ocean. As the water flows down streams and rivers, it carries along part of what it touches, from sand and rocks to trash and pollution. A new Aquarium exhibit shows how a local watershed works.

Audio Posted: November 13, 2008 | Running time: 3:52

Animal Information | Education Audio | Conservation

Forests for Fish  

Mangrove forests are essential for thriving fisheries

Mangrove forests are a feature of tropical coastlines. In addition to protecting shorelines from erosion and waves, they support a thriving population of fish and invertebrates. The loss of mangrove forests to deforestation and development bodes poorly for shoreline protection and fisheries.

Audio Posted: October 28, 2008 | Running time: 3:16

Conservation Issues | Educational | Marine Biology | Education Audio | Conservation

The World’s Aquarium  

Biodiversity and the Gulf of California

The Gulf of California is home to a diverse assemblage of wildlife. This diversity is a reflection of the Gulf's distinctive geography. Impacts to wildlife from a variety of sources threaten many of the rare and endangered species that make the Gulf their home.

Audio Posted: September 15, 2008 | Running time: 5:56

Educational | Marine Biology | Education Audio

The Scalpel’s Edge  

The sharp-tailed surgeonfish.

Surgeonfish are colorful members of coral reef communities throughout the tropical Pacific Ocean, popular with divers and aquarists. Their brilliant colors are a warning to potential predators of their sharp defenses.

Audio Posted: September 5, 2008 | Running time: 4:04

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