LOCATION.-- Lat. 42°00'45", long. 88°00'03" (NAD of 1927), in SE¼ NE¼ SE¼ sec.29, T.41N., R.11E., Cook County, Hydrologic Unit 07120004, 157 feet upstream of Morrison Drive. | |
DRAINAGE AREA.-- 52 mi² | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
PARTIAL RECORD: Miscellaneous discharge measurements, water year 2000. | |
SURFACE-WATER QUALITY | |
MISCELLANEOUS: Water year 2000; contaminants in streambed sediments, water year 2000. | |
BIOLOGICAL | |
ALGAE: Water year 2000. | |
BENTHIC MACROINVERTEBRATES: Water year 2000. | |
HABITAT: Water year 2000-01. | |
REMARKS FOR CURRENT YEAR.--Algae community samples were collected as part of the National Water-Quality Assessment program (NAWQA) in the lower Illinois River Basin. A quantitative sample was collected in accordance with NAWQA protocols (Cuffney and others, 1993). Reach A begins 157 feet upstream of Morrison Drive and continues upstream for 984 feet. | |
| PERIPHYTON ALGAE, QUANTITATIVE, RTH (Richest-targeted habitat, cobbles or snags) | |||
|---|---|---|---|
| [sp., species; Chlorophyta, Green algae; Cyanophyta, Blue-green algae; Chrysophyta, Golden algae, for example diatoms; Cryptophyta, Cryptophytes; Euglenophyta, Euglenoids; Pyrrhophyta, Dinoflagellates; Rhodophyta, Red algae] | |||
| Quantitative sample | |||
| Phylum | |||
| Taxon | Cells (number/cm2) | Biovolume (biovolume/cm2) | |
| Reach A 7/14/2000 | |||
| Chlorophyta | |||
| Crucigenia rectangularis (Braun) Gay | 53430.82256 | 1691196.848 | |
| Scenedesmus acuminatus (Lagerheim) Chodat | 6678.85282 | 740906.2662 | |
| Chrysophyta | |||
| Achnanthes conspicua Mayer | 13090.55153 | 989160.4574 | |
| Achnanthes rupestoides Hohn | 1636.31894 | 269350.242 | |
| Achnanthidium exiguum (Grunow) Czarnecki | 17181.34888 | 1850716.478 | |
| Amphora pediculus (Kützing) Grunow | 117814.9637 | 11754390.68 | |
| Cocconeis placentula Ehrenberg | 4908.95682 | 3576428.047 | |
| Cocconeis placentula var. euglypta (Ehrenberg) Cleve | 3272.63788 | 2247209.169 | |
| Hippodonta capitata (Ehrenberg) Lange-Bertalot, Metzeltin et Witkowski | 1636.31894 | 974680.3301 | |
| Kolbesia amoena (Hustedt) Kingston | 6545.27576 | 9772096.714 | |
| Navicula ingenua Hustedt | 35180.85723 | 1524140.58 | |
| Navicula minima Grunow | 80997.78757 | 3231561.236 | |
| Navicula recens Lange-Bertalot | 4908.95682 | 2459647.481 | |
| Navicula sp. 1 ? | 6545.27576 | 1068246.692 | |
| Navicula tantula Hustedt | 3272.63788 | 165791.9258 | |
| Nitzschia amphibia Grunow | 3272.63788 | 607116.1306 | |
| Nitzschia frustulum (Kützing) Grunow | 69543.55498 | 3461241.1 | |
| Planothidium delicatulum (Kützing) Round et Bukhtiyarova | 3272.63788 | 671690.4919 | |
| Planothidium lanceolatum (Brébisson ex Kützing) Lange-Bertalot | 3272.63788 | 442928.8027 | |
| Reimeria sinuata (Gregory) Kociolek et Stoermer | 1636.31894 | 274571.6123 | |
| Rhoicosphenia abbreviata (Agardh) Lange-Bertalot | 88361.2228 | 44918471.6 | |
| Rhopalodia musculus (Kützing) Müller | 6545.27576 | 192431107.4 | |
| Sellaphora seminulum (Grunow) Mann | 17999.50835 | 1323893.206 | |
| Cyanophyta | |||
| Planktothrix prolifica (Gomont) Anagnostidis & Komárek | 80146.23383 | 15412068.11 | |
| Pyrrophyta | |||
| Dinosphaera palustris (Lemmermann) Kofoid & Michener | 3339.42641 | 667885.282 | |
| Rhodophyta | |||
| Unknown Rhodophyte Florideophycidae (chantransia) | 253796.4071 | 507949273 | |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |