The US National Science Foundation
tracks the demographics of the US workforce of scientists and
engineers.
The most recent survey conducted in 1999 indicate the following median
salaries for Earth Scientists, Geologists, and Oceanographers as a
function of the highest degree attained:
Bachelor's
|
Master's
|
Doctoral
|
$48,000
|
$53,000
|
$65,000
|
Additional results from the 1999 comprehensive survey are available in
tables
here.