
1) Alga
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1) Being 2) Board weight 3) Floating food for fish 4) Floating marine life 5) Floating organic life 6) Floating organism in the sea 7) Organism 8) Passively floating sea life 9) Prey for the blue whale 10) Small aquatic organisms
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https://www.crosswordclues.com/clue/plankton

mostly microscopic animal and plant life suspended in water and a valuable food source for animals cf. Phytoplankton.
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http://en.wikipedia.org/wiki/Glossary_of_environmental_science

consist of any drifting organisms (animals, plants, archaea or bacteria) that inhabit the pelagic zones, particularly the surface areas, of oceans or bodies of fresh water.
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http://en.wikipedia.org/wiki/Glossary_of_fishery_terms

• (n.) All the animals and plants, taken collectively, which live at or near the surface of salt or fresh waters.
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http://thinkexist.com/dictionary/meaning/plankton/

marine and freshwater organisms, which, because they are nonmotile or because they are too small or too weak to swim against the current, exist in a ... [11 related articles]
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http://www.britannica.com/eb/a-z/p/76

Microscopic plants and animals.
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http://www.conservewildlifenj.org/glossary/

All the very small floating or drifting life of the ocean, especially that near the surface. There are two main kinds of plankton: phytoplankton), which comprises the floating plants such as diatoms and dinoflagellates; and zooplankton, which are floating animals such as radiolarians, plus the larva...
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<marine biology> Small (often microscopic) plants and animals floating, drifting or weakly swimming in bodies of fresh or salt water. ... (31 Dec 1997) ...
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http://www.encyclo.co.uk/local/20973

Microscopic plants and animals that drift near the surface of open waters.
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http://www.encyclo.co.uk/local/21699

Minute floating forms of microscopic plants and animals in water which cannot get about to any extent under their own power. They form the important beginnings of food chains for larger animals.
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http://www.encyclo.co.uk/local/21804

Organisms existing floating or suspended freely in a body of water.
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http://www.encyclo.co.uk/visitor-contributions.php
Plank'ton (plănk'tŏn)
noun [ New Latin , from Greek
plagto`n , neut. of
plagto`s wandering,
pla`zesqai to wander.]
(Biol.) All the animals and plants, taken collectively, which live at or near the surface of salt or fresh waters. --
Plank*t...
Found on http://www.encyclo.co.uk/webster/P/100
are free floating minute plants or animals in the sea, lakes or rivers. The plant forms photosynthesise (above), supplying food for all the sea food chains. They are also said to be responsible for one quarter of Europe`s acid rain (above) due to their production of dimethyl sulphide which converts to sulphur dioxide and then sulphuric ...
Found on http://www.epaw.co.uk/EPT/glossary.html
minute floating forms of microscopic plants and animals in water which cannot get about to any extent under their own power. They form the important beginnings of food chains for larger animals
Found on http://www.fish-uk.com/dictionary.htm
microscopic plant-like (phytoplankton) or animal (zooplankton) organisms that drift in the water
Found on http://www.pbs.org/kqed/oceanadventures/glossary/
Minute plant (phytoplankton) and animal organisms (zooplankton) that are found in aquatic ecosystems.
Found on http://www.physicalgeography.net/physgeoglos/p.html
(Gk: planktos wandering/ drifting) a collective term for the small plants and animals which float and drift in surface waters. Phytoplankton is the plant component and zooplankton the animal component. Netplankton is the plankton caught in a 70 micron mesh (a hair's width) and is easily visible under a good microscope. Nannoplankton comprises much ...
Found on http://www.seafriends.org.nz/books/glossary.htm
n. Very small, free-floating organisms of the ocean or other aquatic systems, including phytoplankton, which produce their own nutrients through photosynthesis, or zooplankton, which get their nutrients from organisms.
Found on http://www.ucmp.berkeley.edu/glossary/gloss5ecol.html
Microscopic animals (zooplankton) and plants (phytoplankton) found floating in the marine environment and eaten by filter feeders.
Found on http://www.world-of-sharks.com/shark-glossary.html
Microscopic plants (and algae) termed phytoplankton and microscopic animals (and protozoa) termed zooplankton that float freely in aquatic environments.
Found on https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter
microscopic organisms that float in the water and are carried by currents; they may be autotrophic (phytoplankton) or heterotrophic (zooplankton)
Found on https://courses.lumenlearning.com/microbiology/chapter/glossary/
noun the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water
Found on https://www.encyclo.co.uk/local/20974
Aquatic organisms that drift, or swim weakly.
Found on https://www.encyclo.co.uk/local/21202
aggregate of small organisms that float or drift in water
Found on https://www.vocabulary.com/lists/56018
No exact match found.