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Transcript 
The Seafloor
Continental margin:
Shelf, slope, rise
Submarine canyons, turbidity currents
Relationships
between :
shelf,
slope, canyons,
fans,
rise
Abyssal plain


Vast and flat
Interrupted by


Seamounts (volcanic in origin)
Guyots or tablemounts (eroded islands)
Formation of guyots
Found on
abyssal plains
Location of mid-ocean ridges
Mid-ocean ridges, transform faults, fracture
zones
Formation of hydrothermal vents
Black smoker
ALVIN
Tube worms
at smoker
Black lines = center of ridges
Offsets = transform faults
Long red lines = fracture zones
Location of trenches
Trenches
A review
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