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  6. 13-09-2009

Yarrowee River at Junction Bridge, Mt Mercer

Corangamite

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CO_YAR240 Barwon River Catchment

Sunday 13th September 2009 11:00am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
100%
Dissolved Oxygen mg/L
10mg/L
pH
7pH Units
Reactive Phosphate (mg/L)
0.12mg/L P
Temperature - AIR
17° C
Temperature - WATER
14° C
Turbidity - NTU
10NTU

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) c. Family Atyidae (glass shrimp) 0 15
Image
Chironomids 1 10
Image
Freshwater shrimp 5 2
Image
Caddis-fly Larvae (Trichoptera) 7 5
Image
Stonefly nymph (Plecoptera) 8 1
Image
Damselfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 5
Image
Freshwater Snails (Gastropoda) 3 5
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 250
Image
Segmented Worm (Oligochaeta) 1 3
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 298 Total score: 37 Overall rating: Very Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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