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The deep sea is broadly defined as the ocean depth where light begins to fade, at an approximate depth of 200 m (660 ft) or the point of transition from continental shelves to continental slopes. Conditions within the deep sea are a combination of low temperatures, darkness, and high pressure. The … 展开
Light
Natural light does not penetrate the deep ocean, with the exception of the upper parts of the mesopelagic. Since photosynthesis is not possible, plants and phytoplankton cannot … 展开It has been suggested that more is known about the Moon than the deepest parts of the ocean. This is a common misconception based on a 1953 statement by George E.R. Deacon published in the Journal of Navigation, and largely refers to the scarce amount of … 展开
• Deep Sea Foraminifera – Deep Sea Foraminifera from 4400 meters depth, Antarctica - an image gallery and description of hundreds of specimens
• Deep Ocean Exploration on the Smithsonian Ocean Portal 展开Regions below the epipelagic are divided into further zones, beginning with the bathyal zone (also considered the continental slope) which spans from 200 to 3000 meters below sea … 展开
• Deep ocean water – Cold, salty water deep below the surface of Earth's oceans
• Submarine landslide – Landslides that transport sediment across the continental shelf and into the deep ocean
• The Blue Planet – 2001 British nature documentary television … 展开CC-BY-SA 许可证中的维基百科文本 Deep-sea exploration - Wikipedia
Deep-sea exploration is the investigation of physical, chemical, and biological conditions on the ocean waters and sea bed beyond the continental shelf, for scientific or commercial purposes. Deep-sea exploration is an aspect of underwater exploration and is considered a relatively recent human activity compared to the other areas of geophysical research, as the deeper depths of the sea have bee…
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Deep-sea fish - Wikipedia
网页Deep-sea fish are fish that live in the darkness below the sunlit surface waters, that is below the epipelagic or photic zone of the sea. The …
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Deep sea - Wikiwand
网页The deep sea is broadly defined as the ocean depth where light begins to fade, at an approximate depth of 200 m (660 ft) or the point of transition from continental shelves to …
The Deep Sea - Smithsonian Ocean
网页Below the ocean’s surface is a mysterious world that accounts for over 95 percent of Earth’s living space—it could hide 20 Washington Monuments stacked on top of each other. But …
Deep-sea Corals - Smithsonian Ocean
网页Because deep-sea corals are found worldwide and live for so long, their skeletons provide important clues to the history of Earth’s climate. As deep-sea corals grow, they form layers or bands—similar to tree rings. The …
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A brief history of deep sea exploration - Dartmouth
网页2016年2月27日 · A new era of ocean exploration opened now that people could travel to the deep dark depths of the sea to uncover mysteries hidden below. What Lies Beneath the …
Mariana Trench | Depth, Location, Facts, Maps, & Pictures
网页Mariana Trench, deep-sea trench in the floor of the western North Pacific Ocean, the deepest such trench known on Earth, located mostly east as well as south of the Mariana Islands. It is part of the western Pacific system of …
The five deeps: The location and depth of the deepest place in …
网页2019年10月1日 · The deepest place in each ocean is presented with caveats and recommendations for nomenclature and feature definition. The exact location and depth …
Where do deep-sea creatures live? Where they won’t …
网页2023年7月24日 · Identifying what lives where in the abyssal plains is important for regulating deep-sea mining, Simon-Lledó says. Researchers worry about the direct impact of removing the nodules, which are …
