Seal Facts - Woods Hole Oceanographic Institution
2024年4月11日 · Seals are pinnipeds, a group of animals with three separate families—phocidae (eared seals), otaridae (non-eared seals), and odobenidae (walruses)—that are the only mammals that feed in the water and breed on land. Where do they come from? Evidence suggests that pinnipeds evolved from a bear-like land animal that hunted in the water for food.
Is sea-level rise exaggerated? - Woods Hole Oceanographic …
2022年9月19日 · Cazanave, A., et al. 2018. Global sea-level budget 1993-present. Earth System Science Data, vol. 10. doi: 10.5194/essd-10-1551-2018.
Seagrass Meadows - Woods Hole Oceanographic Institution
2021年7月26日 · What role do seagrass meadows play in helping mitigate the climate crisis? Because seagrass meadows trap sediment, organisms that die in the meadow are quickly buried in a submerged, anoxic environment.
In Tiny Ear Bones, the Life Story of a Giant Bluefin Tuna
2004年8月27日 · The Atlantic bluefin tuna, Thunnus thynnus, is one of the fastest, most powerful and most beautiful of fish. It is also the most expensive. Highly prized by sushi connoisseurs, a single giant fish of 1,400 pounds may sell for $40,000. The tuna’s high price has …
How are seashells made? - Woods Hole Oceanographic Institution
Calcium carbonate, the main mineral found in shells (including eggshells), binds to the protein. If you have ever seen construction workers build with concrete, this is similar.
Sea Level Rise - Woods Hole Oceanographic Institution
What is sea level rise? Sea level rise is an increase in the ocean’s surface height relative to the land in a particular location.
Seamounts - Woods Hole Oceanographic Institution
2016年4月12日 · Bathymetry map of Kelvin Seamount, looking north by northeast. (Woods Hole Oceanographic Institution)
A New Deep-Sea Robot Called Sentry
2009年3月19日 · There’s been a changing of the guard among deep-sea exploration vehicles. Sentry, a new undersea robot built by engineers at Woods Hole Oceanographic Institution (WHOI), completed its first scientific mission last summer, scouting out sites for an undersea observatory network off the coast of Washington state. Sentry is the successor…
Pilot Whales the ‘Cheetahs of the Deep Sea’
2008年5月19日 · Until now, what happened in the depths, where many whales hunt, stayed there. A new study has revealed that pilot whales are “the cheetahs of the deep sea,” making 15-minute, high-speed, all-or-nothing dives up to 3,280 feet (1,000 meters) deep to chase and catch large squid, before surfacing to catch their breath.
Rising Sea Levels and Moving Shorelines
2004年11月16日 · Changes to the shoreline are inevitable and inescapable. Shoals and sandbars become islands and then sandbars again. Ice sheets grow and shrink, causing sea level to fall and rise as water moves from the oceans to the ice caps and back to the oceans. Barrier islands rise from the seafloor,…