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  6. 26-11-2008

Yarrowee River at Junction Bridge, Mt Mercer

Corangamite

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CO_YAR240 Barwon River Catchment

Wednesday 26th November 2008 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
50%
Dissolved Oxygen mg/L
4.5mg/L
Electrical Conductivity
1100µS/cm
pH
8pH Units
Reactive Phosphate (mg/L)
0.225mg/L P
Temperature - AIR
25° C
Temperature - WATER
18° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Freshwater shrimp 5 6
Image
Caddis-fly Larvae (Trichoptera) 7 4
Image
Damselfly Nymph (Odonata) 6 15
Image
Freshwater Snails (Gastropoda) 3 6
Image
Leeches (Hirudinea) 3 1
Image
Side Swimmer/Scud (Amphipoda) 4 80
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 30
Image
Mosquito Larvae (Diptera) 2 6
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 148 Total score: 29 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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