epipelagic


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epipelagic

[¦ep·ə·pə′laj·ik]
(oceanography)
Of or pertaining to the portion of oceanic zone into which enough light penetrates to allow photosynthesis.
References in periodicals archive ?
Parasagitta elegans forms an important fraction of the springtime macrozooplankton community in the North Pacific (Brodeur and Terazaki, 1999) and inhabits mainly the epipelagic layer (0-200 m) (Kotori, 1976; Terazaki and Miller, 1986); therefore predation on P.
Large bycatches of billfishes could affect the food web of the epipelagic ecosystem inhabited by other apex predators.
An added bonus is a checklist of the shore and epipelagic fishes of Easter Island at the end of the book, which also includes the distribution category (e.
The Chalk Hill locality has produced a large, as yet undescribed, ichthyofauna dominated by mesopelagic forms with additional epipelagic as well as nearshore taxa (Table 1).
At 200 meters deep, the diver would cross from the surface realm (called the epipelagic zone), where there is enough sunlight for photosynthesis, to the twilight realm (called the mesopelagic zone), where enough sunlight penetrates for vision, but not for photosynthesis.
After a variable amount of time in the epipelagic zone, many of these turtles return as juveniles and sub-adults (large juveniles) to nearshore waters and inhabit the neritic zone (Bjorndal et al.
The Shortfin Mako is an epipelagic species distributed in temperate and tropical seas worldwide (Compagno, 2001) and seldom found in water temperatures lower than 13-17[degrees]C (Casey and Kohler, 1992; Stevens, 2008).
Epipelagic chitinozoan biotopes map a steep latitudinal temperature gradient for earliest Late Ordovician seas: implications for a cooling Late Ordovician climate.
On the other hand, zooplankton farther away from the plume in the epipelagic and mesopelagic (bottom of photic zone to 1,000 m) zones had carbon isotope values that ranged between -19[per thousand] and -26.
For four of the five samples, the season-of-capture could have been from fall to early spring (Table 2), however, if the growth of osmerids are similar to California grunion (Leuresthes tenuis), another inshore epipelagic fish, the season-of-capture could be 6 months out of phase from the estimate (Spratt 1971; Fritzsche et al.
Epipelagic (Euphotic) Zone 0 to 200 m Sunlight penetrates this layer, letting plants (0 to 656 ft) perform photosynthesis (converting sunlight into energy) to thrive.