Description
of Site: This site is apporximately 0.75 miles below Horseshoe
Dam and represents water conditions between Horseshoe and Bartlett Lakes.
GPS
Coordinates: 330 57.70
N 1110
42.77 W
3/14/00
Flow:
400 cfs
Physico-chemical Parameters
| Time | Turbidity (NTU's) | Temp (C) | DO (ppm) | DO (% sat.) | pH | TDS | Ammonia (mg/l) | Nitrate (mg/l) | Ortho-P (mg/l) | Sulfate (mg/l) | Dissolved Fe (mg/l) | Dissolved Mn (mg/l) | Chloride (mg/l) |
| 1130 | 22 | 16.3 | 9.61 | 98.7 | 8.1 | 255 | 0.04 | 0.2 | ND | 52.9 | 0.22 | ND | 22.6 |
| TSS (mg/l) | Silica (mg/l) | Total N (mg/l) | Total P (mg/l) | Total Fe (mg/l) | Total Mn (mg/l) | Chl a (mg/m3) | Pheophytin a (mg/m3) |
| 28.8 | 22 | 2.4 | 0.09 | 2.1 | 0.024 | 2.624 | 1.788 |
Phytoplankton
| Division | Genus | Units/mL |
| Chlorophyta | Ankistrodesmus | 480 |
| Chrysophyta | Cocconeis | 160 |
| Chrysophtya | Fragilaria | 80 |
| Chlorophyta | Coccomonas | 480 |
| Chlorophyta | Thoracomonas | 80 |
| Cyanophyta | Merismopedia | 240 |
| Cyanophtya | Aphanothece | 240 |
Periphyton
| Division | Genus | Units/cm2 |
| Chrysophyta | Diatoma | 610 |
| Chrysophyta | Cocconeis | 3284 |
| Chrysophyta | Fragilaria | 1818 |
| Chrysophyta | Pinnularia | 812 |
| Chrysophyta | Navicula | 2222 |
| Chrysophyta | Amphipleura | 2764 |
| Chrysophyta | Cymbella | 520 |
| Chrysophyta | Gomphonema | 810 |
| Chrysophyta | Cladophora | 6430 |
| Chlorophyta | Chaetophora | 2466 |
| Chlorophyta | Gongrosira | 1552 |
Aquatic Macro-Invertebrates (Presence/Absence)
| Order | Family | Genus |
| Ephemeroptera | Baetidae | Baetis |
| Diptera | Simuliidae | Simulium |
| Trichoptera | Hydropsychidae | Parapsyche |
| Hemiptera | Psephenidae | Eubrianix |
| Amphipoda | Talitridae | Hyalella |