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  6. 14-12-2017

Diamond Creek near Knowle Grove, Hurstbridge

Melbourne

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ME_YDI500 Yarra River Catchment

Thursday 14th December 2017 15:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen mg/L
5mg/L
Electrical Conductivity
280µS/cm
pH
5.7pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - AIR
24.8° C
Temperature - WATER
22.3° C
Turbidity - NTU
28NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Stained brown
Stream depth
51cm - 99cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 10
Image
Mayfly nymph (Ephemeroptera) 7 9
Image
Dragonfly Nymph (Odonata) 6 2
Image
Freshwater Shrimp/Prawn (Atyidae) 5 1
Image
Freshwater Snails (Gastropoda) 3 1
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 15
Image
Biting Midge Larvae (Diptera) 2 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 41 Total score: 37 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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