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Previous Oils Spills

previous oil spills

For more than 40 years, WHOI researchers have studied oil spills around the world and in many geographic settings.

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Watch What You Eat


Harmful Algal Blooms (HABs) can take a variety of forms, each with a distinct and disturbing impact on human health.


Shellfish poisoning

Most shellfish filter seawater for food. As they eat, they […]

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Earthquakes and Seismic Waves


When an earthquake occurs, rocks at a fault line slip or break, and two sections of Earth’s crust physically move relative to one another. That movement releases energy, and two […]

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Dating Corals, Knowing the Ocean

Coral is a useful tool for scientists who want to understand changes in past climate, but recalling that history presents its own set of challenges.

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What is deep-sea mining?

Deep-sea mining is the proposed extraction of metallic and non-metallic mineral resources from the ocean floor at water depths greater than 200 meters (650 feet). Shallow-water mining […]

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Who Regulates Seafloor Mining?

The rules that govern mining on most of the world’s seabed are no ordinary rules. They got their start back in the 1970s and 1980s, when it looked as if […]

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History of RMS Titanic

The Titanic

The Royal Mail Ship (RMS) Titanic was designed to be one of the greatest achievements of an era of prosperity, confidence, and propriety known as the Gilded Age.

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1986 Return to the RMS Titanic


In July 1986, nine months after their discovery of the wreck of RMS Titanic, the Deep Submergence Laboratory (DSL) team at the Woods Hole Oceanographic Institution (WHOI) returned to the wreck site.

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1985 Discovery of RMS Titanic


The discovery of the Titanic on September 1, 1985, is a tale of two research centers—Woods Hole Oceanographic Institution U.S.A., and French National Institute of Oceanography, France.

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Sonar Single Beam


Echo sounding uses sound waves bounced off the ocean bottom to calculate depth. The faster the sound waves return, the smaller the water depths and the higher the elevation of the seafloor.

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FAQ: Japan Earthquake and Tsunami


Frequently Asked Questions

What caused the earthquake?
The magnitude 9.0 earthquake that occurred 80 miles east of the island of Honshu, Japan, on March 11, 2011 was the result of thrust […]

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FAQs: Radiation from Fukushima


On March 11, 2011, a magnitude 9.0 earthquake—one of the largest ever recorded—occurred 80 miles off the coast of Japan. The earthquake created a series of tsunamis, the largest estimated […]

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Fukushima and the Ocean

Fukushima and the Ocean

Oceanus Magazine

Volume 50, No. 1, Spring 2013
A special, bi-lingual issue of Oceanus Magazine
that explores the causes and impacts of the
release of radiation from the Fukushima Dai-ichi
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Sea Ice Glossary


Mariners have adopted a number of different names for icebergs and pack ice. The following glossary of ice terms is from Bowditch’s Glossary of Marine Navigation.

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Who Regulates Seafloor Mining?

The rules that govern mining got their start back in the 1970s and 1980s, when it looked as if there were untold riches in manganese nodules scattered across the ocean floor.

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Shark Facts

What are sharks?

Sharks are elasmobranchs, a group of animals that includes rays and skates, whose members have a skeleton made of cartilage, rather than bone, and, unlike most other fish, […]

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Seal Facts


Seals are pinnipeds, a group of animals with three separate families—phocidae, otaridae, and odobenidae—that are the only mammals that feed in the water and breed on land.

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