Kenneth Mertens wrote:
> Dear Isogeochemists,
>  
> I have some questions concerning ocean pH.
> [...]

A good start on this issue may be the texbook by Millero, F.J. (1996): 
Chemical Oceanography (2nd ed.). - CRC Press, Inc., Florida, 469 p.

> - Is there a database with gridded ocean pH's  from different depths 
> (preferentially including the Baltic, Black Sea, Caspian Sea, 
> Mediterranean), annual and seasonal?

I don't know if pH data is direct available as plots from these sites or 
if there are pH data at all, but resources worth a try are:
http://www.ewoce.org/
http://www.nodc.noaa.gov/ [=> World Ocean Database]
http://podaac-www.jpl.nasa.gov/

Robert


-- 
Dr. Robert van Geldern
Section 3: Geochronology and Isotope Hydrology
Leibniz Institute for Applied Geosciences (GGA-Institute)

GEOZENTRUM HANNOVER
Stilleweg 2
30655 Hannover, Germany

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