Dayton High School Data Collection

Date pH Oxygen Turbidity (JTU) Velocity
(m/sec.)
Water Temp. (C) Mayflies Stoneflies Beetle
Larvae
Crane Fly Larvae Damselfly Dragonfly Fishfly Larvae Aquatic Worms
10/20/95           70 5   1       5
10/16/96 7.50-
7.80
130%?
(15 drops)
5.0   10.0° 401 46     5 1 22 33
10/30/97 7.80 83%     8.5° 2 5           1
10/16/98 7.60 81% 3.0   9.0° 18 33   16     8 8
10/22/99 8.03 78% 10.0 1.27 9.0° 66 32 89         20
10/25/99 7.80 77% 10.0 1.29 8.0° 211 126 115         41
10/2/00 7.00 63% 2.4   15.0° 48 55 2       1 4
10/3/00 6.92 60% 1.8   15.0° 79 24            
 
Date Planarian Blackfly Larvae Midge Larvae Aquatic Mites Fish Caddisfly Hell-
grammite:
Dobsonfly
Sminthurid Springtail Ablabe smgia Aquatic Pyralid Moth Simulium vittalum Aquatic Dance Flies Morning Horsefly
10/20/95     183     183         6 pupa    
10/16/96 2         175   1          
10/30/97   4 4 2   2     1        
10/16/98 4 12 136 4 2? 18           7 3
10/22/99 1   4 120 3 563              
10/25/99 1   2 128 3 532 8            
10/2/00 145     115 1 355 1     17      
10/3/00 121   5 33   500       18      
 
Date Fishing
Spider
Fresh-
water
Clam
Adult Riffle Beetle Crayfish     Total Organisms Total Index Value Water Quality Rating
10/20/95             453 13 Fair
10/16/96             686 16 Fair
10/30/97             21 12 Fair
10/16/98 1           270 16 Fair
10/22/98             898 13 Fair
10/22/98             1,167 16 Fair
10/2/00   5 1 2     752 24 Excellent
10/3/00   1   2     783 14 Fair