|
LOCATION.-- Lat 41°19'40", long 89°00'29" (NAD of 1927),in SE1/4 SW1/4 sec. 16 T.33N. R.2E., La Salle County, Hydrologic Unit 07130001, on left bank just upstream of boat launch at Starved Rock State Park 1.2 miles downstream of the lock and dam at Starved Rock. |
|
|
DRAINAGE AREA.-- 11072 mi2. |
|
|
PERIOD OF RECORD.-- |
|
|
BIOLOGICAL |
|
|
ALGAE: Water year 1997. |
|
|
BENTHIC MACROINVERTEBRATES: Water year 1997. |
|
|
HABITAT: Water year 1997 |
|
|
REMARKS FOR CURRENT YEAR.--Habitat measurements, including physical and geomorphic, were collected as part of the National Water-Quality Assessment program (NAWQA) in the lower Illinois River Basin. The measurements were collected according to Meador and others (1993). Reach A begins at the boat ramp (1.2 mi downstream of dam) in Starved Rock State park and continues upstream for 0.8 mi around Plum Island. |
|
The following links list up to five tab-delimited text files containing habitat reach data collected at several sites. An explanation of column headers in these files can be accessed at this link.
Reach -- General description of the sampled reach.
Transect -- Channel and bank measurements made along transects (cross sections) within each reach.
Transect Points -- Channel and substrate measurements and observations at points along a transect (cross section).
|
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |