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  4. CO_BAR080
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  6. 14-01-2015

Barwon River @ Pollocksford Rd.

Corangamite

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CO_BAR080 Barwon River Catchment

Wednesday 14th January 2015 15:40pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
67%
Dissolved Oxygen mg/L
5.7mg/L
Electrical Conductivity
1980µS/cm
pH
8.1pH Units
Reactive Phosphate (mg/L)
0.057mg/L P
Temperature - AIR
17° C
Temperature - WATER
21.5° C
Turbidity - NTU
4.4NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0.59
Stream width
>5m
Hazards
Muddy track
Litter/Pollutants

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 20
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
Image
d. Family Hymenosomatidae (five cent crab, false spider crab) 3 3
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 10
Image
e. Phylum Turbellaria ( flatworms) 1 20
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 5 2
Image
f. Order Amphipoda (scuds, sideswimmers) 3 30
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 30
Image
g. Order Acarina, (water mites) 5 50
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 2
Image
j. Family Naucoridae, Genus Naucoris (creeping water bugs) 2 1
k. Family Dytiscidae, various genera (mixed diving beetles) k. Family Dytiscidae, various genera (mixed diving beetles) 1 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 100
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 5
ALT Signal Score 2.93
Weighted ALT Signal Score 2.90

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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