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Taxonomy&Producers
Taxonomy and Producers
Bacteria | Info |
---|---|
Phylum Anthrophyta | -Submergent plants *lives entirely underwater *seagrasses -Emergent Plants *roots underwater; rest of plant above water *mangrove trees |
BOTH Submergent and Emergent plants | -contribute food to ocean's biosphere -produce oxygen - provide habitats for organisms - must adapt to salinity in water |
Cyanobacteria= blue-green algae | -major producers -aquatic & unicelluar -photosynthetic -prokaryotic cells *no true nucleus |
Phylum Phaeophyta= brown algae | *Holdfast- anchors the plants *blades (like leaves) *Pneumatocyst: gas-filled bladders *ex: kelp (largest type) *ex: Sargassum (huge drifting rafts of brown algae) |
Phylum Rhodophyta= red algae | *important to coral reefs because it helps cement the reef together *Phycoerythrins- red pigment which allows red algae to live deeper in the water |
Phylum Chlorophyta= green algae | *Chlorophyll a- absorbs different colors of light and used for photosynthesis *Chlorophyll b- helps to capture light -cell walls made of cellulose -ex: sea lettuce |
Phylum Dinophyta= dinoflagellates | *use flagella to swim *cause of toxic red tide *2nd most productive group of primary producers |
Bioluminescence | *the production and emission of light by a living organism as the result of a chemical reaction during which chemical energy *Found in the phylum dinophyta (pyrrophyta) *90% of deep-sea marine life is estimated to produce bioluminescence in one form or |
Phylum Chrysophyta (Bacillariophyta)= diatoms | *most productive phytoplankton *cell walls made of silica *Diatomic Blooms- sudden increase of diatoms *Blooms usually happen in the summer when there is an increase in nutrients |
Sargasso Sea | -Nuestonic community-organisms that float on top of the water *drifting rafts of sargassum (brown algae) *found in the North Atlantic Ocean *a biotic factor of it is that it creates habitats for animals such as sea turtles and fish *Abiotic factors ar |