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  6. 04-08-2019

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

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 4th August 2019 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen % Saturation
84.15%
Dissolved Oxygen mg/L
9mg/L
Electrical Conductivity
970µS/cm
pH
8.6pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
14.8° C
Temperature - WATER
12.2° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
 
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 7
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 6
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 18
Image
e. Phylum Turbellaria ( flatworms) 1 2
Image
f. Family Ceratopogonidae (pogs) 4 1
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 2
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 10
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 20
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 10
ALT Signal Score 3.00
Weighted ALT Signal Score 3.25

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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