Editing Plankton (section)

===Food chain===
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{{see also|marine food web}}

As well as representing the lower levels of a [[food chain]] that supports commercially important [[Fishery|fisheries]], plankton [[ecosystem]]s play a role in the [[biogeochemical cycle]]s of many important [[chemical element]]s, including the ocean's [[carbon cycle]].<ref>{{cite journal |last= Falkowski |first=Paul G. |year=1994 |url= ftp://marine.calpoly.edu/Needles/SPRING%2009/papers/2-Falkowski.pdf |title=The role of phytoplankton photosynthesis in global biogeochemical cycles |journal=Photosynthesis Research |volume=39 |issue=3 |pages=235–258 |doi= 10.1007/BF00014586 |pmid=24311124 |bibcode=1994PhoRe..39..235F |s2cid=12129871 }}{{dead link|date=December 2017 |bot=InternetArchiveBot |fix-attempted=yes }}</ref> Fish larvae mainly eat zooplankton, which in turn eat phytoplankton<ref name="sciencedirect.com">{{Cite journal |last1=James |first1=Alex |last2=Pitchford |first2=Jonathan W. |last3=Brindley |first3=John |date=2003-02-01 |title=The relationship between plankton blooms, the hatching of fish larvae, and recruitment |url=https://www.sciencedirect.com/science/article/pii/S0304380002003113 |journal=Ecological Modelling |language=en |volume=160 |issue=1 |pages=77–90 |doi=10.1016/S0304-3800(02)00311-3 |bibcode=2003EcMod.160...77J |issn=0304-3800}}</ref>