Presentation on theme: "PLANKTON www.imagequest3d.com. What is Plankton? Plankton comes from the Greek word “planktos”, which means to “wander” Animals and Plants that float,"— Presentation transcript:
Chain Diatoms Diatomaceous Earth – silicaceous shells piled up over millions of years – used for Paint, Silver Polish, Filters, Insulation Photo by George Rowland http://life.bio.sunysb.edu/marinebio/pl_08.jpg
Dinoflagellates Microscopic Mostly unicellular Responsible for = red tides, bioluminescence Noctiluca = “night light” Noctiluca Bloom Photo Credit: PJS Franks (Photographer) / National Ocean Service Photo Gallery
Florida Red Tide Bloom of Karenia brevis www.whoi.edu/rtphotos In addition to adverse health effects, harmful algal blooms are responsible for the loss of millions of dollars from commercial and recreational fisheries and from tourist industries.
www.whoi.edu/redtide Florida Coastal Zone Scanner Image of Karenia brevis bloom in Nov 1978
Coccolithophores One-celled marine plants - live in large numbers, can make water appear milky or chalky Live near surface in brightly lit areas Calcareous ooze = White Cliffs of Dover Earthobservatory.nasa.gov/library/coccolithophores
Coccolithophores Scanning electron photography by Vita Pariente. Microscopy was done at the Electron Microscopy Center, Texas A&M University.
White Cliffs of Dover Photo Credit: Dover District Council
Major Groups of Zooplankton http://www.microscopy-uk.org.uk/mag/imgjan99/barn.jpg
Copepods Crustaceans Holoplankton; 95% of all ocean Zooplankton Most abundant animal – biggest biomass = insects of the sea Biggest source of Protein Contribute greatly to marine snow – fecal pellets Eat phytoplankton and zooplankton Photo by Jeannette Yen http://life.bio.sunysb.edu/m arinebio/pl_08.jpg http://www.uni-oldenburg.de/zoomorphology/Bilder/Nauplien.jpg
Photo Credit: OAR/National Undersea Research Program (NURP) Humpback Whales Feeding on Mostly Krill
Mola mola can reach 8 ft. in length Photo Credit: National Oceanic & Atmospheric Administration / Dept. of Commerce
MEROPLANKTON Zooplankton that spend only part of their lives as plankton Crabs * Spiny Lobsters Jellyfish * Sea Stars Snails * Barnacles Coral * Fish Bristleworms Brittle Star and Coral Larvae Goose Barnacles www.imagequest3d.com
Nauplius Barnacle Larvae and adult Barnacle Goose Barnacle Larvae and adults Clam larvae and adult
Flounder Larvae Octopus Larvae Mantis Shrimp Larvae Portuguese – Man – Of - War