Use of Algal Assays in Studying Eutrophication Problems
213
TABLE 5 (Cont'd)
Legend:
Stream Classification
Code Number
1
2
3
4
A
B
C
D
Description
Clean Water
Slight algal growth
Moderate algal growth
Heavy algal growth
Naturally induced response
Artificially induced response
Intermittent occurences
Influenced by toxic materials
TABLE 6
Notations Relating to Sampling Stations
Station
Notation
153016
153038
543014
153014
153022
543005
543105
Receives municipal and industrial point source
effluent as well as irrigation return flows.
Excessive turbidity probably prevented high
algal growth at station at time of sampling.
Receives municipal STP effluent and
agricultural runoff.
Excessive turbidity probably prevented high
algal growth at station at time of sampling.
Receives heavy metal discharge.
Receives municipal STP effluent and pasture
runoff.
Receives municipal STP effluent, industrial
effluent, and agricultural runoff.