Features of the Ocean Floor MID OCEAN RIDGES

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Features of the Ocean Floor

Features of the Ocean Floor

MID OCEAN RIDGES • CHAINS OF SUBMARINE VOLCANIC MOUNTAINS • CREATE HYDROTHERMAL VENT ECOSYSTEMS

MID OCEAN RIDGES • CHAINS OF SUBMARINE VOLCANIC MOUNTAINS • CREATE HYDROTHERMAL VENT ECOSYSTEMS

Mid-Ocean Ridges

Mid-Ocean Ridges

Trenches • DEEPEST PARTS OF THE OCEAN • MARIANA’S TRENCH DEEPEST • 1, 580

Trenches • DEEPEST PARTS OF THE OCEAN • MARIANA’S TRENCH DEEPEST • 1, 580 MILES LONG • 7 -11 miles deep

Marianas Trench

Marianas Trench

SEA MOUNTS • VOLCANO THAT DOES NOT RISE ABOVE SEA LEVEL

SEA MOUNTS • VOLCANO THAT DOES NOT RISE ABOVE SEA LEVEL

Hot Spot • ACTIVE VOLCANIC ISLANDS • REACH ABOVE SEA LEVEL • EXAMPLE: HAWAII

Hot Spot • ACTIVE VOLCANIC ISLANDS • REACH ABOVE SEA LEVEL • EXAMPLE: HAWAII • creation of new island

CONTINENTAL SHELF • GENTLY SLOPING part of continent • 8% OF OCEAN • MOST

CONTINENTAL SHELF • GENTLY SLOPING part of continent • 8% OF OCEAN • MOST BIOLOGICALLY RICH

CONTINENTAL SHELF

CONTINENTAL SHELF

SUBMARINE CANYONS • DEEP GROOVES CUT INTO CONTINENTAL SLOPES • USED TO BE RIVER

SUBMARINE CANYONS • DEEP GROOVES CUT INTO CONTINENTAL SLOPES • USED TO BE RIVER EDGES

CONTINENTAL SLOPE • EDGE OF ACTUAL CONTINENT • DEEP DROP OFF TO OCEAN BOTTOM

CONTINENTAL SLOPE • EDGE OF ACTUAL CONTINENT • DEEP DROP OFF TO OCEAN BOTTOM

Upwelling will carry nutrients upward over corals, creating a nutrient rich environment

Upwelling will carry nutrients upward over corals, creating a nutrient rich environment

BIG DIFFERENCE FROM EAST TO WEST COAST

BIG DIFFERENCE FROM EAST TO WEST COAST

WEST COAST OF US

WEST COAST OF US

ACTIVE MARGINS

ACTIVE MARGINS

WEST COAST ACTIVE MARGINS Lots of Tectonic Activity & Steep Rocky Shorelines

WEST COAST ACTIVE MARGINS Lots of Tectonic Activity & Steep Rocky Shorelines

PASSIVE MARGINS Flat Coastal Plains and Gradual Slopes

PASSIVE MARGINS Flat Coastal Plains and Gradual Slopes

ABYSSAL PLAINS • ABOUT 10, 000 TO 13, 000 FEET • RELATIVELY FLAT area

ABYSSAL PLAINS • ABOUT 10, 000 TO 13, 000 FEET • RELATIVELY FLAT area of deep ocean • COVERED BY THICK LAYERS OF SEDIMENT

SONAR • HOW WE MAP OCEAN FLOOR • measuring the length of time a

SONAR • HOW WE MAP OCEAN FLOOR • measuring the length of time a sound signal takes to return. • Scientists "See" Ocean Floor via Sonar - You. Tube

Geological Features The Ocean Floor Midocean ridges mountainGeological Features The Ocean Floor Midocean ridges mountain
Ocean Floor Features Were diving in Ocean FloorOcean Floor Features Were diving in Ocean Floor
The Ocean Floor Features of the Ocean FloorThe Ocean Floor Features of the Ocean Floor
RIDGES CHAPTER 7 Harald Brekke Categories of ridgesRIDGES CHAPTER 7 Harald Brekke Categories of ridges
Ocean floor The ocean floor Many of theOcean floor The ocean floor Many of the
Ocean Floor Brainpop Underwater World Ocean Floor TheOcean Floor Brainpop Underwater World Ocean Floor The
The Ocean Floor The Ocean Floor The WorldThe Ocean Floor The Ocean Floor The World
The Ocean Floor Studying the Ocean Floor SonarThe Ocean Floor Studying the Ocean Floor Sonar
THE OCEAN FLOOR Formation of the Ocean FloorTHE OCEAN FLOOR Formation of the Ocean Floor
Bathymetry of the Ocean Floor The ocean floorBathymetry of the Ocean Floor The ocean floor
OCEAN BOTTOM FEATURES OCEAN BOTTOM FEATURES TOPOGRAPHIC FEATURESOCEAN BOTTOM FEATURES OCEAN BOTTOM FEATURES TOPOGRAPHIC FEATURES
FLOOR HOCKEY Floor Hockey History Floor hockey evolvedFLOOR HOCKEY Floor Hockey History Floor hockey evolved
MID Co to jest mid Mid jest naturalnMID Co to jest mid Mid jest naturaln
Ocean Notes I Features of the Ocean FloorOcean Notes I Features of the Ocean Floor
Oceanography Ocean Floor Features Ocean Circulation Waves andOceanography Ocean Floor Features Ocean Circulation Waves and
Oceanography Ocean Floor Features Ocean Circulation Waves andOceanography Ocean Floor Features Ocean Circulation Waves and
Ocean Floor Features 14 2 Titanic on OceanOcean Floor Features 14 2 Titanic on Ocean
Ocean Landforms The Ocean Floor Revealing the OceanOcean Landforms The Ocean Floor Revealing the Ocean
THE OCEAN Ocean Zones and the Ocean FloorTHE OCEAN Ocean Zones and the Ocean Floor
THE OCEAN Ocean Zones and the Ocean FloorTHE OCEAN Ocean Zones and the Ocean Floor
THE OCEAN Ocean Zones and the Ocean FloorTHE OCEAN Ocean Zones and the Ocean Floor
Ocean Zones Ocean Floor Ocean Zones Which ZoneOcean Zones Ocean Floor Ocean Zones Which Zone
THE OCEAN Ocean Zones and the Ocean FloorTHE OCEAN Ocean Zones and the Ocean Floor
THE OCEAN Ocean Zones and the Ocean FloorTHE OCEAN Ocean Zones and the Ocean Floor