Research on the Coral Reefs
Where are the Oceans?
Ocean Water Chemistry
The average density of the ocean water is 1.0 g/ml at 4 degrees celsius or 39 degrees Fahrenheit.
The average pressure of the ocean water is 14.7 pounds per square inch (PSI)
The average salinity of the ocean water is 35 ppt.
https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved=0CAcQjRw&url=http%3A%2F%2Fen.wikipedia.org%2Fwiki%2FSeawater&ei=U4YJVYbVLor2yQSvqIGADA&bvm=bv.88198703,d.aWw&psig=AFQjCNGneS-BB43wcthm-GMJNeaxnWN5EQ&ust=1426773964473201 is where you can find a picture showing you more things about it.