Filename:  prodsis.nbp0104
Datatype:  ascii, tab delimited
Columns:  1 - year
2 - station description
3 - consecutive station number
4 - grid line
5 - grid station
6 - decimal day (GMT)
7 - latitude (degrees South)
8 - longitude (degrees West)
9 - event number
10 - depth (m)
11 - production (mgC/m^3/h)
12 - standard deviation of production (mgC/m^3/h)
13 - photosynthetically available radiation (uE/cm^2/expt)