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  6. 19-10-2017

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Thursday 19th October 2017 10:00am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
62.39%
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
1850µS/cm
pH
7.5pH Units
Reactive Phosphate (mg/L)
0.14mg/L P
Temperature - AIR
7° C
Temperature - WATER
10° C
Turbidity - NTU
13NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours 7.00
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
d. Family Notonemouridae (noto nemoor ids - Stonefly nymph) 6 10
d. Family Planorbidae, various genera (flat snails) d. Family Planorbidae, various genera (flat snails) 6 20
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 10
e. Family Siphlonuridae (siphlonurids - Mayfly nymph) e. Family Siphlonuridae (siphlonurids - Mayfly nymph) 3 30
Image
f. Order Amphipoda (scuds, sideswimmers) 3 100
Image
g. Family Hydrophilidae Genus Hydrophilus (Ugly Bob) 2 10
Image
g. Order Acarina, (water mites) 5 100
Image
j. Family Naucoridae, Genus Naucoris (creeping water bugs) 2 10
k. Family Dytiscidae, various genera (mixed diving beetles) k. Family Dytiscidae, various genera (mixed diving beetles) 1 10
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 3 5
Image
l. Family Culicidae (mosquito larvae, wrigglers) 1 100
Image
l. Family Dytiscidae, (swimming water tigers) 2 10
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 5
ALT Signal Score 3.38
Weighted ALT Signal Score 3.57

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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