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Catchments
Barwon River Catchment
CO_LWN050
Site visits
22-04-2015
Lake Wendouree, Forest St
Corangamite
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CO_LWN050 Barwon River Catchment
Wednesday 22nd April 2015 10:45am
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
79.21
%
Dissolved Oxygen mg/L
8.9
mg/L
Electrical Conductivity
1430
µS/cm
pH
9.1
pH Units
Reactive Phosphate (mg/L)
0.003
mg/L P
Temperature - AIR
12
° C
Temperature - WATER
10
° C
Turbidity - NTU
2
NTU
Water Conditions
Weather
Cloudy
Last rainfall
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
1m - 2m
Stream width
Hazards
Litter/Pollutants
Water Bugs
Agreed Level Taxonomy Method
Image
Species
Score
Quantity
c. Family Atyidae (glass shrimp)
4
4
d. Phylum Annelida, class Oligochaeta, (worms)
1
2
e. Family Chironomidae, several genera (blood worms)
1
10
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph)
2
50
f. Family Baetidae (baetids -Mayfly nymph)
5
1
f. Order Amphipoda (scuds, sideswimmers)
3
1000
g. Family Physidae, Species Physa acuta (snail)
1
100
g. Order Acarina, (water mites)
5
5
m. Family Corixidae , Genus Micronecta (little brindle boatman)
2
50
n. Family Corixidae , Species Diaprepocoris (Barry four-eyes)
6
1
t. Family Leptoceridae, Genus Notalina (Headbanger caddis)
6
100
ALT
Signal Score
3.55
Weighted
ALT
Signal Score
3.29
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
Loading chart
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
Any level
Level 1
Level 2
Level 3
Level 4
Start date
First data:
End date
Last data:
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19-12-2014
22-04-2015
11-11-2015
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