marine snow

n. Particles of mostly organic debris, such as dead or decomposed organisms, fecal matter, and sand, that drift downward through the ocean from the upper levels, serving as a food source for a variety of organisms inhabiting the deeper regions where sunlight does not reach.

marine snow

n (Environmental Science) small particles of organic biogenic marine sediment, including the remains of organisms, faecal matter, and the shells of planktonic organisms, that slowly drift down to the sea floor

单词	marine snow
释义	marine snow marine snow n. Particles of mostly organic debris, such as dead or decomposed organisms, fecal matter, and sand, that drift downward through the ocean from the upper levels, serving as a food source for a variety of organisms inhabiting the deeper regions where sunlight does not reach. marine snow n (Environmental Science) small particles of organic biogenic marine sediment, including the remains of organisms, faecal matter, and the shells of planktonic organisms, that slowly drift down to the sea floor marine snow marine snow [mə′rēn ′snō] (oceanography) A concentration of living and dead organic material and inorganic debris of the sea suspended at density boundaries such as the thermocline.
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