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Answer for the clue "Floating organism in the sea ", 8 letters:
plankton

Alternative clues for the word plankton

Word definitions for plankton in dictionaries

Wikipedia Word definitions in Wikipedia
Plankton (singular plankter ) are a diverse group of organisms that live in the water column of large bodies of water and that cannot swim against a current. They provide a crucial source of food to many large aquatic organisms, such as fish and whales ...

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ Against the pale background the plankton which swarmed on the surface were clearly visible. ▪ All creatures that live in the plankton have to devise means of staying afloat. ▪ Because the creatures of the plankton individually ...

Usage examples of plankton.

The plankton must have entered the shaft through a fissure in the ice that allowed ocean water to seep in.

In this case, the plankton, having entered the shaft through a crack, suddenly found themselves in a primarily freshwater environment and bioluminesced in panic as the freshwater slowly killed them.

I ask why droves of alleged plankton decided to swim into this alleged crack?

The plankton may have been drawn instinctively toward the temporarily warmer environment in the shaft.

I mentioned on that program was a kind of plankton that gets frozen in the polar ice cap every winter, hibernates inside the ice, and then swims away every summer when the ice cap thins.

The saltwater ice would have melted, releasing the plankton from hibernation, and giving us a small percentage of salt mixed in the freshwater.

As convenient as frozen plankton would be for explaining this mysterious little phenomenon, I can guarantee there are no hidden networks of frozen plankton in this glacier.

Instinctively, Rachel knew that the presence of frozen plankton in the glacier beneath them was the simplest solution to the riddle.

If the glacier contained saltwater interstices filled with plankton, she would have seen them.

Tremendous blooms of plankton filled the waters, drinking the sunlight.

But even this far from the ground there was life: a thin ethereal plankton of insects and spiders, windblown.

So long as the wispy aerial plankton that fed him continued to drift up from the lands below, he prowled his thin niche untroubled.

The upper sunlit layers were thick with a rich algal plankton, a crowded microscopic ecology.

The plankton was like a forest in the ocean, but a forest stripped of the superstructure of leaves, twigs, branches, and trunks, leaving only the tiny green chlorophyll-bearing cells of the forest canopy floating in their nutrient-rich bath.

Jahna could not make out the tiny plankton that crowded the waters, but she could see the tiny fish and shrimplike creatures that fed on them.