MNS320_Ch2part1_6perpage

MNS320_Ch2part1_6perpage - Miriam Godfrey, NIWA Science...

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Plankton Communities Plankton communities • Plankton control of movement • Primary production • Regulation of primary production • Patterns of primary production • Classic vs. microbial food webs Plankton can be classified based on function, size, or life history function : life history: plankton holoplankton nekton meroplankton classifying plankton? phytoplankton!! • “Net plankton” (microplankton) dominated dominated by bacteria, but important in terms of productivity diatoms
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diatoms www.cascadia.ctc.edu dinoflagellates http://www.irishscientist.ie www.microscopy-uk.org. uk dinoflagellates Myung Gil Park dinoflagellates http://flickr.com/photos/58761930@N00/206368807
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Unformatted text preview: Miriam Godfrey, NIWA Science nano & picophytoplankton www.biol.tsukuba.ac.jp www.soes.soton.ac.uk coccolithophorids nanos & picos Chrysophytes (silicoflagellates) Cryptophytes Chlorophytes (green algae) www.aad.gov.au www.biol.tsukuba.ac.jp www.nies.go.jp prokaryotes Claire S. Ting Synechococcus Prochlorococcus Trichodesmium viruses 10 10 per liter! 10 9 bacteria Parasitic Cause significant mortality of marine bacteria zooplankton Zooplankton are extremely diverse Why???? Copepod structure & life cycle holoplankton - protists Sarcomastigophora foraminifera radiolaria Sarcomastigophora flagellates Ciliophora other holoplankton Cnidaria Ctenophora Mollusca Chaetognatha holoplankton Arthropoda Chordata meroplankton...
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MNS320_Ch2part1_6perpage - Miriam Godfrey, NIWA Science...

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