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  6. 03-08-2014

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

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 3rd August 2014 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
74%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
640µS/cm
pH
8.4pH Units
Reactive Phosphate (mg/L)
0.15mg/L P
Temperature - AIR
11° C
Temperature - WATER
10.4° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
BANKFULL: High flow within channel capacity and in-stream habitats connected
Water Appearance
Muddy
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
a. Family Hydropsychidae (net spinning caddis) 6 3
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 21
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 2 1
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 8
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 7
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 1
Image
l. Family Dytiscidae, various genera (stealth diving beetles) 1 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 21
ALT Signal Score 3.11
Weighted ALT Signal Score 3.09

Diary photos

Physical Chemical Trends

Last data:
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