Seafloor Features, Coral Reefs, Hydrothermal Vents Crossword

_______ ______ were first discovered in the year 1977.
Hydrothermal Vents were discovered in the _______ of the Pacific Ocean
a hydrothermal vent that is produced from presence of iron, copper, and zinc
typical organisms found around hydrothermal vents
home for about one -fourth of all marine species
main body structure of coral
type of coral made out of calcium carbonate
a type of threat to coral caused by cooler water temperatures.
the youngest ocean basin
Method used to measure depth of ocean for many years
type of continental margin with wide and shallow coasts with little seismic activity.
continental ______ - the area where you would go swimming
the order of marine provinces from shore to mid-ocean ridge-shelf,slope, rise,________.
seafloor feature that turbidity currents form.
seamount whose peak has been eroded and become a flat surface
corals live in ______