Marine Biology & Oceanography

Loggerhead sea turtle populations are declining in many regions, a new scientific report warns. Some populations of loggerheads could be listed as endangered in 2010.

Nov 23, 2009 - Cathy Sunshine

Coral reefs' sheer diversity makes them biological and tourism hotspots, but despite that many are threatened by overfishing, pollution and climate change.

Nov 20, 2009 - Karin Cox

The Great Barrier Reef is one of the most fascinating natural habitats in the world, but can this abundant underwater ecosystem be protected from coral bleaching?

Nov 18, 2009 - Karin Cox

Oceans cover 70% of the planet and have a huge impact on the planet's climate.

Nov 10, 2009 - Sarah Blakemore

Male Fiddler Crabs will quite happily protect a female neighbour, but do so partly in exchange for sex, according to a new study from The Australian National University

Nov 10, 2009 - Sue Cartledge

Female sharks are considered hard-hearted mothers, leaving new-born pups to fend for themselves. New research shows they provide pups with 'food packs' while in the womb

Nov 3, 2009 - Sue Cartledge

Phantom HD2 underwater robot services the waters of Central California and protects wildlife by removing fishing nets, trash and debris from unreachable depths.

Nov 3, 2009 - Kathryn Hedderig

Various methods of escape and camouflage are used by different octopus species around the world to avoid becoming prey.

Nov 1, 2009 - Cheryl Kraynak

As Gray Whales on the Eastern Pacific Coast recover, their feeding activities have been shown to have positive and previously unnoticed effects on threatened seabirds.

Oct 6, 2009 - Sophie Morgan

Mass-scale fishing sees up to 60% unwanted species in its nets. When these creatures are discarded, they are often dead or fatally injured.

Sep 17, 2009 - Kristina Bjoran

Global production of fish and shellfish through aquaculture is steadily increasing. However, some scientists fear the industry may not be environmentally sustainable.

Sep 15, 2009 - Holly Anderson

Of the five species of sea turtles found in U.S. waters, all of which are listed under the Endangered Species Act, two nest fairly regularly on the beaches of Alabama.

Sep 14, 2009 - Sara Wittenberg

Of the five species of sea turtles found in U.S. waters, all of which are listed under the Endangered Species Act, three nest on the beaches of Alabama.

Sep 14, 2009 - Sara Wittenberg

With nearly 90 percent of the world's large marine fish completely gone, the ocean is undergoing massive ecological changes.

Sep 9, 2009 - Kristina Bjoran

On September 3, 2009, the National Oceanic and Atmospheric Administration (NOAA) chose not to oppose US fish-farming plans, much to the chagrin of fishing lobbyists.

Sep 8, 2009 - Kristina Bjoran

Large marine fish are facing extinction. Due to the current overfishing crisis, conservationists have listed a number of unsustainable species to avoid buying.

Aug 28, 2009 - Kristina Bjoran

Thanks to sustainability programs, consumers can now clearly distinguish which fish are safe to eat. It's a bonus that the safe fish are full of flavor and inexpensive.

Aug 22, 2009 - Kristina Bjoran

Anisakid worms have a complicated natural history that involves sea mammals, crustaceans and other small marine creatures, and fish.

Aug 20, 2009 - Rosemary Drisdelle

Many eco-conscious consumers turn toward farmed fish as a safer alternative to wild-caught fish. Fish farms, however, may actually worsen the decline of wild fish.

Aug 20, 2009 - Kristina Bjoran

The bonefish is a popular game fish in the Caribbean, important in supporting the economy.

Aug 13, 2009 - Tamara McGaw

Whales are in danger from Japanese whalers, but since the release of Whale Wars the issue has sparked a controversy over illegal whaling under the guise of research.

Aug 10, 2009 - Rebecca Campbell

The blue holes of the Bahamas are unique geological features, they are the only tidal underwater caves in the world.

Aug 9, 2009 - Tamara McGaw

Coral reefs occur in waters that are typically low in nutrients; however, these ecosystems are among the most diverse and productive in the marine environment.

Jul 24, 2009 - Roberta Goli

An important part of the Gulf of Mexico ecosystem, the coral reefs in the Flower Gardens Banks National Marine Sanctuary face threats and need more protection.

Jul 14, 2009 - Melissa Gaskill

Every summer brings a mass spawning by coral species at the Flower Gardens Banks National Marine Sanctuary in the Gulf of Mexico.

Jul 6, 2009 - Melissa Gaskill

These sites offer premier guided viewing of tidepools filled with anemones, starfish, sea urchins, tiny crabs and other intertidal life.

Jun 29, 2009 - Linda McDonnell

As the tide moves toward the minus point, barnacles and starfish appear first, followed by extreme low tide sightings of sea palms and purple urchins.

Jun 26, 2009 - Linda McDonnell

Whalewatching at Kaikoura is a top New Zealand experience but the national museum offers another way to view one of these awe-inspiring marine giants.

Jun 26, 2009 - Sarah Curtis

Stingrays are docile creatures, mostly hiding in the sand or gliding through the ocean waters like birds in flight. Sharing the ocean with them means knowing the dangers.

Jun 22, 2009 - Vicki F. Chavis

Floating in the Pacific Ocean, hundreds of miles off the California coast and stretching nearly to Japan, lies the world's largest garbage dump.

Jun 21, 2009 - Sara Wittenberg

Kent has one of the longest coastlines in the UK, but it's at risk from erosion and pollution. A new scheme is trying to find out everything about the coastline.

Jun 19, 2009 - Patrick Boniface

Here are guidelines for what to do for a beached whale, porpoise, dolphin, seal, sea lion or sea otter, whether dead or alive.

Jun 18, 2009 - Sheila Gaquin

The queen conch (pronounced 'konk') is a gastropod, one of several species of the Strombidae family found in the Caribbean.

Jun 2, 2009 - Tamara McGaw

US science agencies are often led by non-scientist political appointees. This time, however, the head of US marine resources is a world class marine ecologist.

Jun 1, 2009 - John Pohl

Impacts of introduced marine pests on local waters can be irreversible. There are a number of actions local boaties can take to reduce the spread of invasive species.

May 31, 2009 - Lucy Brake

In the murky and mostly unexplored depths of the North Sea there could be sea serpents as yet undiscovered by humans as many strange 'sightings' have been reported here.

May 31, 2009 - Jeanie Turner

Panulirus argus inhabit the Western waters of the Atlantic Ocean, the Caribbean Sea and the Gulf of Mexico; they range from North Carolina to Brazil.

May 30, 2009 - Tamara McGaw

Contracting as a fisheries observer is one way to earn valuable experience, both professionally and personally. It is as much a job of character as scientific know-how.

May 25, 2009 - John Pohl

Discovery Channel's program, Deadliest Catch, showcases commercial fishing. The real untold story behind Bering Sea fishing, however, is changing climate.

May 16, 2009 - John Pohl

Marine biologists are scientists who study the organisms living in the ocean. Theirs a multifaceted discipline, but one unified by wonder at Life beneath the waves.

May 10, 2009 - John Pohl

The volunteers of "Share the Beach" work to protect the Alabama coast's sea turtle population from May 1 to October 31 every year.

May 9, 2009 - Melissa Parks

According to oceanographers, a huge wave may have crashed into the New York City region 2,300 years ago. Could it happen again?

May 4, 2009 - Rupert Taylor

Marinas across the country now have a new tool to combat invasive species, such as barnacles and zebra mussels, on pilings, piers and yachts.

Apr 28, 2009 - Louise Harris

A campaign has been launched by the New Zealand Ministry of Fisheries to stop illegal fishing and seafood collecting.

Apr 23, 2009 - Lucy Brake

Visitors to the new Sant Ocean Hall exhibit at the National Museum of Natural History can expect many startling revelations from its new show, "Going to Sea."

Apr 9, 2009 - Howard Bryan Bonham

Climate change may be affecting the distribution of sharks on Australia's Ningaloo coral reef by causing changes in sea temperature, current patterns and sea levels.

Apr 1, 2009 - Sue Cartledge

As the oceans absorb more CO2, the water's chemistry is beginning to shift, which could severely impact marine organisms, food webs, fisheries, and biodiversity.

Mar 29, 2009 - R.H. Sheldon

Scientific research provides new magnetic, electric and semiochemical solutions to an effective shark encounter repellent.

Mar 28, 2009 - Nicolas McGregor

The blue-striped fangblenny fish can change its colouring to blend in with shoals of cleaner fish on coral reefs, hiding from predators while getting an easy meal.

Mar 27, 2009 - Sue Cartledge

The Bay of Fundy tidal ecozone offers fascinating tidal phenomena that affects the inlets and rivers bordering the Bay.

Mar 25, 2009 - Melody Rhodes