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  6. 01-04-2016

Plenty River under Main Road (Circuit St) Bridge, Greensborough

Melbourne

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ME_YPL693 Yarra River Catchment

Friday 1st April 2016 14:50pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen mg/L
10mg/L
Electrical Conductivity
740µS/cm
pH
7.6pH Units
Reactive Phosphate (mg/L)
0.25mg/L P
Temperature - AIR
26.7° C
Temperature - WATER
17.9° C
Turbidity - NTU
18NTU

Water Conditions

Weather
Cloudy
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Stained brown
Stream depth
1m - 2m
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,plastic,waxed cardboard

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 5
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 3 100
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 8
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 7
e. Family Nepidae, Genus Ranatra (slender water scorpions/stick bug) e. Family Nepidae, Genus Ranatra (slender water scorpions/stick bug) 3 2
Image
e. Phylum Turbellaria ( flatworms) 1 5
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 Araneae ( fishing and wolf spiders) 5 2
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 1
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 3
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 3 4
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 1000
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 4 6
ALT Signal Score 2.77
Weighted ALT Signal Score 2.55

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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