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  6. 27-10-2015

Lake Wendouree, Olympic precinct, at isthus

Corangamite

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CO_LWN070 Barwon River Catchment

Tuesday 27th October 2015 11:00am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
53%
Dissolved Oxygen mg/L
5.5mg/L
Electrical Conductivity
1400µS/cm
pH
7.9pH Units
Reactive Phosphate (mg/L)
0.02mg/L P
Temperature - AIR
12° C
Temperature - WATER
12.5° C
Turbidity - NTU
4.47NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear,Scummy
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 2
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 2
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 20
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 5
e. Family Nepidae, Genus Ranatra (slender water scorpions/stick bug) e. Family Nepidae, Genus Ranatra (slender water scorpions/stick bug) 3 3
Image
e. Phylum Turbellaria ( flatworms) 1 5
Image
f. Family Ceratopogonidae (pogs) 4 5
Image
f. Order Amphipoda (scuds, sideswimmers) 3 50
Image
f. Order Araneae ( fishing and wolf spiders) 5 1
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 3 30
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 5
Image
g. Order Acarina, (water mites) 5 200
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 300
ALT Signal Score 2.85
Weighted ALT Signal Score 3.22

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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