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Catchments
Bunyip River Catchment
ME_DBC072
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28-03-2023
Blind Creek, 200 metres DS ME_DBC070, opp Lake Knox Sanctuary, 500m US Lewis Road, Wantirna South
Melbourne
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ME_DBC072 Bunyip River Catchment
Tuesday 28th March 2023 10:00am
Approved
Notes
Physical Chemical Tests
Ammonium
0
mg/L NH4+
Dissolved Oxygen % Saturation
73.84
%
Dissolved Oxygen mg/L
7
mg/L
Electrical Conductivity
250
µS/cm
pH
6.5
pH Units
Temperature - AIR
18.2
° C
Temperature - WATER
17.9
° C
Turbidity - NTU
14
NTU
Water Conditions
Weather
Cloudy
Last rainfall
During the last 24 hours
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Milky
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
Litter/Pollutants
oil
Water Bugs
Agreed Level Taxonomy Method
Image
Species
Score
Quantity
a. Family Megapodagrionidae (Damselfly nymph)
5
1
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders)
1
1
c. Phylum Annelida, class Hirudinea, (leeches)
1
1
d. Phylum Annelida, class Oligochaeta, (worms)
2
3
e. Family Chironomidae, several genera (blood worms)
4
5
e. Family Hydroptilidae (micro caddis)
4
2
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph)
1
5
e. Phylum Turbellaria ( flatworms)
1
12
f. Corduliid / libellulid like dragonflies - various families (spider mud eye)
4
12
i. Family Aeshnidae (Dragonfly nymph - Couta mud eye)
4
8
ALT
Signal Score
2.70
Weighted
ALT
Signal Score
2.71
Diary photos
Physical Chemical Trends
Loading chart
Test 1
Ammonium
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Test 2
Ammonium
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Mininum standard
Any level
Level 1
Level 2
Level 3
Level 4
Start date
First data:
End date
Last data:
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16-02-2023
28-03-2023
18-04-2023
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