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
2/2/00
Flow:
189 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) |
| 1140 | 12 | 11.7 | 10.03 | 92.4 | 8.81 | 310 | 0.04 | ND | ND | 63 | 0.14 | 0.014 | 24.5 |
| 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) |
| 28.4 | 22 | 1.9 | 0.05 | 1.0 | 0.014 | 5.924 | 3.444 |
Phytoplankton
| Division | Genus | Units/mL |
| Chlotophyta | Coccomonas | 2320 |
| Chrysophyta | Synedra | 160 |
| Cyanophyta | Aphanothece | 160 |
| Chlorophyta | Chlorella | 80 |
| Chlorophyta | Chlamydomonas | 240 |
| Chlorophyta | Characiochlons | 160 |
| Chlorophyta | Crucigenia | 160 |
Periphyton
| Division | Genus | Units/cm2 |
| Chrysophyta | Cocconeis | 5100 |
| Chlorophyta | Cladophora | 4533 |
| Chrysophyta | Pinnularia | 1133 |
| Chrysophyta | Amphipleura | 2267 |
| Chrysophyta | Navicula | 3400 |
| Chrysophyta | Gomphonema | 1700 |
| Chlorophyta | Chlamydomonas | 567 |
| Chrysophyta | Rhoicosphenia | 707,200 |
Aquatic Macro-Invertebrates (Presence/Absence)
| Order | Family | Genus |
| Odonata | Calopterygidae | Hetaerina |
| Ephemeroptera | Baetidae | Baetis |
| Odonata | Coenagrionidae | Amphiagrion |
| Diptera | Simuliidae | Simulium |
| Trichoptera | Hydropsychidae | Parapsyche |
| Ephemeroptera | Baetidae | Pseudocloeon |
| Hemiptera | Maucoridae | Ambrysus |
| Hirudinea | Rhynchobdellida | Helobdella |
| Hirudinea | Rhynchobdellida | Glossiphonia |
| Amphipoda | Talitridae | Hyalella |