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Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open...

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Ocean Zones Ocean Zones (shoreline to open (shoreline to open ocean) ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone
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Page 1: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Ocean ZonesOcean Zones(shoreline to open ocean)(shoreline to open ocean)

Intertidal ZoneIntertidal Zone Neritic ZoneNeritic Zone

Open Ocean ZoneOpen Ocean Zone Benthic ZoneBenthic Zone

Page 2: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Sunlight

IntertidalZone

NeriticZone

Open Ocean Zone

Continental Shelf

Benthic Zone

Page 3: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Intertidal ZoneIntertidal Zone Area between Area between

high tide line high tide line and low tide lineand low tide line

Organisms Organisms adapted to adapted to harsh, changing harsh, changing environmentsenvironments

Intertidal Zone

Continental Shelf

Page 4: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

The Impact of the Intertidal ZoneThe Impact of the Intertidal Zone

Page 5: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Neritic ZoneNeritic Zone Area over the Area over the

continental continental shelfshelf

Area of Area of greatest greatest density and density and diversity of diversity of marine lifemarine life

Neritic Zone

Continental Shelf

Page 6: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Open Ocean ZoneOpen Ocean Zone

From the From the continental continental break out to break out to open oceanopen ocean

Open Ocean Zone

Continental Shelf

Page 7: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Benthic ZoneBenthic Zone

The Ocean The Ocean FloorFloor

Underlies all Underlies all the other the other zoneszones

Benthic Zone

Page 8: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

LifestylesLifestyles 3 Basic Lifestyles:3 Basic Lifestyles:

•PlanktonPlankton•NektonNekton•BenthosBenthos

Page 9: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Ocean LifestylesOcean Lifestyles

Page 10: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

PlanktonPlankton Floaters or very poor Floaters or very poor

swimmersswimmers Plankton divided into 2 Plankton divided into 2

groups:groups:•Phytoplankton – producers, Phytoplankton – producers, photosynthesizersphotosynthesizers

•Zooplankton – consumersZooplankton – consumers

Page 11: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

PhytoplanktonPhytoplankton Must live in the Must live in the

photic zonephotic zone Most abundant in Most abundant in

shallow coastal shallow coastal areas or in areas or in upwelling zonesupwelling zones

The basis of the The basis of the oceanic food weboceanic food web

Page 12: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

ZooplanktonZooplankton ForaminifersForaminifers RadiolariansRadiolarians CnidariansCnidarians CombjelliesCombjellies ArthropodsArthropods LarvaeLarvae

Page 13: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

ZooplanktonZooplankton

Page 14: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Free swimmersFree swimmers Maneuver actively in the Maneuver actively in the

water columnwater column Found in the water column Found in the water column

from surface to ocean floor from surface to ocean floor

Page 15: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

5 Categories:5 Categories:•ReptilesReptiles•MammalsMammals•FishFish•ArthropodsArthropods•MollusksMollusks

Page 16: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Marine Reptiles:Marine Reptiles:•TurtlesTurtles•SnakesSnakes•CrocodilesCrocodiles•IguanasIguanas

Page 17: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Marine Marine Mammals:Mammals:• WhalesWhales• SealsSeals• OttersOtters• ManateesManatees• DolphinsDolphins

Page 18: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Bony Fish:Bony Fish:•TunaTuna•BarracudaBarracuda•EelsEels•Angler FishAngler Fish

Page 19: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Cartilaginous Cartilaginous FishFish•SharksSharks•RaysRays•SkatesSkates•ChimaerasChimaeras

Page 20: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

NektonNekton(swimmers)(swimmers)

Marine Marine ArthropodsArthropods•ShrimpShrimp

MollusksMollusks•SquidSquid•OctopiOctopi

Page 21: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

BenthosBenthos(bottom dwellers)(bottom dwellers)

Live either burrowed in, Live either burrowed in, resting on, or attached to the resting on, or attached to the bottombottom

Primarily filter feeders, Primarily filter feeders, scavengers or deposit feedersscavengers or deposit feeders

Page 22: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

BenthosBenthos(bottom dwellers)(bottom dwellers)

2 Basic Types:2 Basic Types:•Sessile - Live attached to Sessile - Live attached to the bottomthe bottom

•Vagrant - Able to move Vagrant - Able to move aboutabout

Page 23: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

BenthosBenthos(bottom dwellers)(bottom dwellers)

Sessile:Sessile:• BarnaclesBarnacles• SpongesSponges• CoralsCorals• Sea AnemonesSea Anemones• OystersOysters• ClamsClams

Page 24: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

BenthosBenthos(bottom dwellers)(bottom dwellers)

Vagrant:Vagrant:• CrabsCrabs• Sea StarsSea Stars• Sea Sea

CucumbersCucumbers• Sea UrchinsSea Urchins• Brittle StarsBrittle Stars

Page 25: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Now what do you think??Now what do you think??

Hmmmm…

Page 26: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 27: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 28: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 29: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 30: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 31: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 32: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 33: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

What Am I?What Am I?

Page 34: Ocean Zones (shoreline to open ocean) Intertidal Zone Intertidal Zone Neritic Zone Neritic Zone Open Ocean Zone Open Ocean Zone Benthic Zone Benthic Zone.

Which mapping technology would you use?

Intertidal Zone• Snorkel• GPS (satellites)

Neritic Zone• Scuba Diver• GPS (satellites)

Open Ocean Zone• GPS (satellites)• Submarines• Sonar

Benthic Zone• GPS (satellites)• Submersibles• R.U.M.s (robots)• Sonar


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