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  6. 03-11-2013

Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 3rd November 2013 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
100%
Dissolved Oxygen mg/L
9mg/L
Electrical Conductivity
1160µS/cm
pH
8.4pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - AIR
18.9° C
Temperature - WATER
20.5° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Raining
Last rainfall
 
Flow estimate
 
Water Appearance
Stained brown,Stained green
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
b. Family Ecnomidae, Genus Ecnomus (bandit caddis) b. Family Ecnomidae, Genus Ecnomus (bandit caddis) 6 1
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 3 1
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 1 2
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 2 2
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 20
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 100
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 3
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 1
k. Family Dytiscidae, various genera (mixed diving beetles) k. Family Dytiscidae, various genera (mixed diving beetles) 4 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 2
Image
p. Family Leptoceridae Unidentified, various genera (Caddis fly larvae) 6 30
ALT Signal Score 3.09
Weighted ALT Signal Score 3.43

Diary photos

Physical Chemical Trends

Last data:
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