

1997b
Cruise Description

The second of four seasonal seasonal cruises took
took place in the summer of 1997. The cruise
consisted of one upriver, three ebb and one flood,
two spring and two neao, and a downriver series.

Vessels

The R/V Robert Gordon Sproul, from Scripps
Oceanographic Institute in San Diego, CA, was
utilized for sedimentological, geochemical,
microbial and ecological investigations.

Geophysical investigations in were conducted from
the R/V Clifford Barnes, a research vessel from
the University of Washington's School of
Oceanography in Seattle, WA.

Coding explanation for sampling series:

     Letter Code: U upstream; D downstream; N
     neap tide; S spring tide
     First Digit: Tidal Series
     Second Digit: Sequence in Tidal Series

     Example: U11 refers to the first
     sequence in the first upstream tidal
     series.

Sampling Series  Sampling Series  Dates
                 Locations
     U11         River Mile 53,   7/07/1997 -
                 Beaver Dock      7/08/1997
     E11         Buoy 39, South   7/09/1997 -
                 Channel          7/09/1997
     D11                          7/09/1997 -
                 Clatsop Spit
                                  7/10/1997
     N11                          7/11/1997 -
                 North Channel
                                  7/12/1997
     N12                          7/13/1997 -
                 Buoy 39
                                  7/14/1997
     E21                          7/15/1997 -
                 North Channel
                                  7/15/1997
     F11                          7/15/1997 -
                 Buoy 39
                                  7/15/1997
     E23                          7/16/1997 -
                 North Channel
                                  7/16/1997
     F12                          7/16/1997 -
                 North Channel
                                  7/16/1997
     S11                          7/16/1997 -
                 North Channel
                                  7/17/1997
     S12                          7/18/1997 -
                 Buoy 39
                                  7/19/1997






