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Catchments
Otway Coast Catchment
CO_THO114
Site visits
25-02-2009
Thompson Creek @ Dans Reserve, Connewarre
Corangamite
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CO_THO114 Otway Coast Catchment
Wednesday 25th February 2009 10:25am
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
70
%
Dissolved Oxygen mg/L
6.4
mg/L
Electrical Conductivity
9800
µS/cm
pH
9
pH Units
Reactive Phosphate (mg/L)
0
mg/L P
Temperature - AIR
18.5
° C
Temperature - WATER
19.5
° C
Turbidity - NTU
50
NTU
Water Conditions
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
c. Family Atyidae (glass shrimp)
0
1
Chironomids
1
20
Freshwater shrimp
5
100
Water mites (Acarina)
5
100
Beetle larvae (Coleoptera)
4
5
Flatworms (Turbellaria)
3
5
Freshwater Snails (Gastropoda)
3
100
Side Swimmer/Scud (Amphipoda)
4
50
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
4
20
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 401
Total score: 22
Overall rating: Fair
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
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Test 1
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Test 2
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Mininum standard
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First data:
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