- The abyssal zone covers approximately 60% of the Earth's ocean floor and is home to unique life forms, including deep-sea fish, mollusks, and various invertebrates.library.fiveable.me/key-terms/earth-systems-science/abyssal-zone
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The relative sparsity of primary producers means that the majority of organisms living in the abyssal zone depend on the marine snow that falls from oceanic layers above. The biomass of the abyssal zone actually increases near the seafloor as most of the decomposing material and decomposers rest on the seabed. The … 展开
The abyssal zone or abyssopelagic zone is a layer of the pelagic zone of the ocean. The word abyss comes from the Greek word ἄβυσσος (ábussos), meaning "bottomless". At depths of 4,000–6,000 m (13,000–20,000 ft), this … 展开
Organisms that live at this depth have had to evolve to overcome challenges provided by the abyssal zone. Fish and invertebrates had to evolve to withstand the sheer cold and intense … 展开
Climate change has had negative effects on the abyssal zone. Due to the zone's depth, increasing global temperatures do not affect it as quickly or drastically as the rest of the world, but the … 展开
The deep trenches or fissures that plunge down thousands of meters below the ocean floor (for example, the mid-oceanic trenches such as the Mariana Trench in the Pacific) are almost unexplored. Previously, only the bathyscaphe Trieste, the remote … 展开
CC-BY-SA 许可证中的维基百科文本 Abyssal zone | Deep Sea Ecology, Geology
1998年7月20日 · abyssal zone, portion of the ocean deeper than about 2,000 m (6,600 feet) and shallower than about 6,000 m (20,000 feet). The zone is …
The Deep Sea - Smithsonian Ocean
Travel deeper and you will find the abyssopelagic zone—the abyss. And finally, the deepest reaches of the ocean are found at the bottom of precipitous trenches.
Layers of the Ocean - National Oceanic and Atmospheric …
- Epipelagic Zone. This surface layer is also called the sunlight zone and …
- Mesopelagic Zone. Below the epipelagic zone is the mesopelagic zone, …
- Bathypelagic Zone. The depths from 1,000-4,000 meters (3,300 - 13,100 …
- Abyssopelagic Zone. The Abyssopelagic Zone (or abyssal zone) extends …
- Hadalpelagic Zone. The deepest zone of the ocean, the hadalpelagic zone …
Abyssal Zone - Woods Hole Oceanographic …
2021年2月25日 · The seafloor and water column from 3,000 to 6,500 meters (9,842 to 21,325 feet) depth is known as the abyssal zone, or the abyss. Sunlight doesn’t penetrate to …
Abyssal food limitation, ecosystem structure and climate change
2008年9月1日 · The abyssal seafloor covers more than 50% of the Earth and is postulated to be both a reservoir of biodiversity and a source of important ecosystem services. We show that …
Abyss - OCEANSCAPE NETWORK
The abyss (or Abyssapelagic Zone) is generally between depths of 9,842 to 19,685 feet (3,000 to 6,000 m) with an average temperature near freezing. It is continually dark and deprived …
Abyssal Zone - an overview | ScienceDirect Topics
The Abyssal Zone refers to the deepest region of the World Ocean located within oceanic trenches associated with tectonic subduction zones, with depths exceeding 6000 meters.
Biogeographic boundaries and high diversity in abyssal ... - Nature
2023年7月24日 · We discovered a clear regional zonation in seabed communities across the Clarion–Clipperton Zone, an abyssal region that is targeted for deep-sea mining.
abyssal zone - Encyclopedia.com
2018年5月8日 · This zone lies seaward of, and deeper than, the bathyal zone, and covers approximately 75% of the total ocean floor. It is the most extensive Earth environment, cold, …
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