Earth’s Atmosphere andEarth’s Atmosphere andOceansOceans

Marine LifeMarine Life

Life in the OceansLife in the Oceans• What are the advantages of living in What are the advantages of living in

the ocean?the ocean?

• What are the challenges?What are the challenges?

Ocean worldOcean worldhttp://oceanworld.tamu.edu/students/forams/images/arctic_marine_food_web_90.jpghttp://oceanworld.tamu.edu/students/forams/images/arctic_marine_food_web_90.jpg

http://www.pmel.noaa.gov/vents/nemo/education/images/chemosynthesis.jpghttp://www.pmel.noaa.gov/vents/nemo/education/images/chemosynthesis.jpg

• Black SmokersBlack Smokers

Encyclopedia of New ZealandEncyclopedia of New Zealand

Comparison between a Comparison between a food chain and a food food chain and a food webweb

• Yankee whale watchingYankee whale watching

Autotrophs in OceanAutotrophs in Ocean

Heterotrophs Heterotrophs

Ecosystem energy flow Ecosystem energy flow and transfer efficiencyand transfer efficiency

• Allaboutspace.comAllaboutspace.com

Productivity in OceansProductivity in Oceans

• Affected by:Affected by:

• Solar RadiationSolar Radiation

• NutrientsNutrients

Tropical WatersTropical Waters

Types of Marine OrganismsTypes of Marine Organisms

• 1. Plankton (floaters)1. Plankton (floaters)

• 2. Nekton (swimmers)2. Nekton (swimmers)

• 3. Benthos (bottom dwellers)3. Benthos (bottom dwellers)

http://www.glf.dfo-mpo.gc.ca/sci-sci/bysea-enmer/images/img_mod13_sec13-e.jpghttp://www.glf.dfo-mpo.gc.ca/sci-sci/bysea-enmer/images/img_mod13_sec13-e.jpg

PlanktonPlankton

• Phytoplankton (producers)Phytoplankton (producers)

• Zooplankton (consumers)Zooplankton (consumers)

PhytoplanktonPhytoplankton

• http://www.waterencyclopedia.com/images/wsci_03_img0407.jpghttp://www.waterencyclopedia.com/images/wsci_03_img0407.jpg

Digitalstar.netDigitalstar.net

http://www.biology.iupui.edu/biocourses/n100/images/diatoms.gifhttp://www.biology.iupui.edu/biocourses/n100/images/diatoms.gif

DinoflagellatesDinoflagellates

• University of Oslo, NorwayUniversity of Oslo, Norway

BioluminescenceBioluminescence

• http://web.bio.umassd.edu/elilly/catchain2.jpghttp://web.bio.umassd.edu/elilly/catchain2.jpg

Red TideRed Tide

Consumers - ZooplanktonConsumers - Zooplankton

• http://www.uga.edu/srel/ESSite/zooplankton.jpghttp://www.uga.edu/srel/ESSite/zooplankton.jpg

http://www.bsaenv.com/aquatics/zoops/zooplankton_01.gifhttp://www.bsaenv.com/aquatics/zoops/zooplankton_01.gif

Baleen whales and krillBaleen whales and krill

National Marine Life CenterNational Marine Life Center

NektonNekton

VertebratesVertebrates

• http://www.diversitea.com/images/Img105.gifhttp://www.diversitea.com/images/Img105.gif

Other NektonOther Nekton

• http://www.cvm.uiuc.edu/envirovet/images/alligatorwater.jpghttp://www.cvm.uiuc.edu/envirovet/images/alligatorwater.jpg

• noaanoaa

Invertebrate NektonInvertebrate Nekton

Marine MammalsMarine Mammals

BenthosBenthos

Intertidal ZoneIntertidal Zone

Neritic and Oceanic ZonesNeritic and Oceanic Zones

GOOD BYE!!GOOD BYE!!http://cache.eb.com/eb/image?id=1452&rendTypeId=4http://cache.eb.com/eb/image?id=1452&rendTypeId=4

SeaweedsSeaweeds

Mangrove SwampsMangrove Swamps

http://cache.eb.com/eb/image?id=65495&rendTypeId=4http://cache.eb.com/eb/image?id=65495&rendTypeId=4