bathyal zone

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bathyal zone

[′bath·ē·əl ‚zōn]
(oceanography)
The biogeographic realm of the ocean depths between 100 and 1000 fathoms (180 and 1800 meters).
References in periodicals archive ?
Bathypelagic fish show the most profound modifications found in fish living at any depth.
In almost all parts of the ocean, there are clear faunal differences between the meso- and bathypelagic depths, and the animals of those zones have very different lifestyles.
2002), which may be an adaptation to detect bioluminescence in deeper bathypelagic waters, adjacent to the vent sites (Frank & Case 1988).
The bathypelagic zone is an area of ocean located 1,000 to 4,000 meters (3,280 to 13,123 feet) below the water's surface.
The bigtooth cookie-cutter shark is a very rare, small shark characterized as epipelagic to bathypelagic, caught at depths of 880-6,440 m.
The lack of food may explain the reduced size of most abyssal animals (especially bathypelagic fish and most benthic invertebrates).
Relationships between otolith size and fish size in some mesopelagic and bathypelagic species from the Mediterranean Sea (Strait of Messina, Italy).
A recently discovered bathypelagic polychaete, Swima bombiviridis, can release a few large, ovoid bioluminescent "bombs" that are about 1-3 mm in length (Osborn et al.
rossi, the genus Psednos as currently known includes 26 described and five undescribed species of small meso- or bathypelagic liparids from the Atlantic, Pacific, and Indian Oceans.
Ragfish are now well known from epipelagic, mesopelagic, and upper bathypelagic zones, as well as the corresponding sea bottom zones (mesobenthal, bathybenthal) (Grinols, 1965).
estuaries and rivers (from cold temperate to tropical waters), coral reefs and mesopelagic (200-1000 m) and bathypelagic (1000-4000 m) zones, (Compagno, 1984, 1990).