what are the instruments used in ocean explorations?

Question

pls give me the sites, i want too see pictures too, i wann read them my self!!^^ good luck!

Answer 1

Instruments and methods

SeaBeam multibeam sonar bathymetry
Sidescan sonar imagery
Towed camera systems
Scanning-sonar data
Submersibles and ROVs
Seafloor instruments

And for the site:
http://www.pmel.noaa.gov/vents/geology/methods.html

Hope that would help. God bless! =)