Table 4.2 Summary of historic data compiled include source of the data, temporal and spatial 
sampling frequency of the data set and parameters measured. 
Source 
Time 
Interval 
Number 
of 
Sampling 
Events 
# of 
Stations 
Dist. 
from 
mouth 
(km) 
Parameter 
Matson (1964) 
11/62-1/64 
30 
4 
2-81 
Salinity, Water temp, DO, PO 4 
, Si(OH ) 4 
Gibson and 
Snow (1967) 
6/66-11/67 
30 
6 
7-16 
Salinity, Water temp, DO 
De Ben et al. 
(1990) 
3/67-11/68 
42 
10 
2-26 
Salinity, Water temp, DO 
Gibson(1974) 
4/68 - 3/70 
8/71 - 1/72 
23 
11 
4 
2 
4-15 
15-16 
Salinity, Water temp, DO 
P0 4 3 ', Si(OH) 4 , N0 3 ’+ N0 2 " 
Johnson (1980) 
6/73 - 10/74 
80 
5 
9-16 
Chlorophyll a 
Amspoker 
(1977) 
12/73-8/74 
4 
6 
3-36 
NO 3 + NO 2 , Total Phosphates, 
Si(OH ) 4 
Karentz (1975) 
7/74 _ 4/75 
21 
4 
3-19 
Chlorophyll a 
Karentz and 
Mclntire (1977) 
5/74 - 5/75 
12 
4 
3-19 
Salinity, Water temp, NO 3 + 
N0 2 ‘, P0 4 3 ', Si(OH) 4 , 
Chlorophyll a 
WED 
unpublished 
7/76- 12/77 
9 
16 
3-42 
Salinity, Water temp, PO 4 , 
NH 3 , N0 2 ‘, N0 3 \ TN, TP, TSS 
Frey(1977) 
2/77 - 6/77 
8 
3 
3-35 
3- 
Salinity, Water temp, PO 4 , 
Si(OH) 4 , N0 3 '+ N0 2 \ 
Chlorophyll a 
Butler (1986) 
6/83 - 8/85 
12 
7-16 
2-35 
Salinity, Water temp, DO, NO 2 
, N0 3 ‘, NH 4 + , P0 4 3 ', Si(OH ) 4 
Arnold et al. 
(1992) 
4/86- 3/87 
149 
1 
11 
Salinity, Water temp, TSS 
29 
