marine snow

British  

noun

1. small particles of organic biogenic marine sediment, including the remains of organisms, faecal matter, and the shells of planktonic oganisms, that slowly drift down to the sea floor

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Example Sentences

See Examples For:

marine snow

The team placed these artificial particles inside specially designed rotating pressure tanks that kept the marine snow suspended instead of allowing it to settle.

From Science Daily ● Jul. 12, 2026

The researchers estimate that sinking marine snow can lose as much as 50% of its original carbon and between 58% and 63% of its original nitrogen during its descent through the deep ocean.

From Science Daily ● Jul. 12, 2026

And that marine snow becomes food for the creatures of the deep.

From Salon ● Feb. 17, 2025

It was hunting for marine snow - “poo, basically” in the words of one researcher.

From BBC ● Aug. 9, 2024

But even marine snow that is devoured will most likely be snowfall once more; a squid’s guts are just a rest stop on this long passage to the deep.

From New York Times ● Apr. 3, 2022

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