Bathymetry
Submarine Canyon
A deep valley eroded into the continental shelf. 20-2000 meters deep
Deep Sea Trench
A long, narrow deep depression in the ocean floor which typically runs parallel to a plate boundary and makes a subduction zone. 5000-12000 meters deep
Abyssal Hills
Abyssal hills are extinct volcanoes present on the abyssal plain.
Bathymetry
Measurement of ocean depths and the charting of the shape or topography of the ocean floor
Midocean Ridge
a long mountain range that forms along cracks on the ocean floor where erupting magma breaks through the earth's crust 2-4 km deep
Seamounts
an isolated volcanic peak that rises at least 1000 meters above the deep-ocean floor
Abyssal Plains
flat, sediment covered areas in the ocean basin usually 3,000 to 5,000 m deep
Continental Rise
the gently sloping section of the continental margin located between the continental slope and the abyssal plain 1.5-5 km deep
Continental Shelf
the relatively shallow seabed surrounding a continent 150 Meters deep
Continental Slope
the steep descent of the seabed from the continental shelf to the abyssal zone From 100 to 2000 Meters deep