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  6. 25-10-2021

Lal Lal Ck @ Falls Picnic Ground, Lal Lal

Corangamite

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CO_LAL080 Moorabool River Catchment

Monday 25th October 2021 9:20am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
43.99%
Dissolved Oxygen mg/L
4.9mg/L
Electrical Conductivity
3930µS/cm
pH
7pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
10° C
Temperature - WATER
10° C
Turbidity - NTU
6.89NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
HIGH: Less than bankfull and in-stream habitats connected
Water Appearance
Clear
Stream depth
1m - 2m
Stream width
> 5m
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
a. Family Parastacidae (freshwater crayfish or yabbies) a. Family Parastacidae (freshwater crayfish or yabbies) 1 2
Image
b. Family Scirtidae (marsh beetle) 6 2
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 3 1
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 5
Image
d. Family Simuliidae (black fly larvae) 5 30
Image
e. Order Isopoda, Family Phraetoicidae, (phraetoicids, cow shrimp) 4 10
Image
e. Phylum Turbellaria ( flatworms) 1 1
Image
f. Family Ceratopogonidae (pogs) 4 5
Image
f. Order Amphipoda (scuds, sideswimmers) 3 120
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 5
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 3
Image
g. Order Isopoda, Family Janiridae (water slaters) 3 10
h. Family Gripopterygidae, various genera (gripops or fluffy bums - Stonefly nymphs) h. Family Gripopterygidae, various genera (gripops or fluffy bums - Stonefly nymphs) 9 20
Image
i. Family Leptophlebiidae (leptophlebs - Mayfly nymphs) various genera 8 30
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 5
ALT Signal Score 3.80
Weighted ALT Signal Score 4.51

Diary photos

Physical Chemical Trends

Last data:
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