9 Critical Factors in Plankton Abundance
9 Critical Factors in Plankton Abundance
9 Critical Factors in Plankton Abundance
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Nutrients<br />
Iron - important cofactor (Fe-S prote<strong>in</strong>) <strong>in</strong> oxygen<br />
production step of photosynthesis<br />
FERREDOXIN – ELECTRON ACCEPTOR -DONOR<br />
Fe: Shown <strong>in</strong> lab experiment to enhance<br />
phytoplankton growth<br />
High Nitrogen-Low Chlorophyll regions:<br />
May be crucial <strong>in</strong> parts of the ocean (eastern<br />
equatorial Pacific, South Pacific gyre,<br />
parts of Antarctic, north<br />
Pacific where nitrogen appears not to be<br />
limit<strong>in</strong>g factor (<strong>in</strong> excess <strong>in</strong> surface seawater)