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  6. 05-05-2019

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

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 5th May 2019 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
80.94%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
920µS/cm
pH
8.3pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
16.8° C
Temperature - WATER
15.8° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Cloudy
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
Image
a. Family Hydropsychidae (net spinning caddis) 6 N/A
b. Family Ecnomidae, Genus Ecnomus (bandit caddis) b. Family Ecnomidae, Genus Ecnomus (bandit caddis) 6 N/A
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 N/A
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 N/A
Image
d. Family Simuliidae (black fly larvae) 5 N/A
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 N/A
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 N/A
Image
e. Phylum Turbellaria ( flatworms) 1 N/A
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 N/A
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 N/A
h. Family Planorbidae, various genera (planorbids - snails) h. Family Planorbidae, various genera (planorbids - snails) 1 N/A
i. Family Aeshnidae (Dragonfly nymph - Couta mud eye) i. Family Aeshnidae (Dragonfly nymph - Couta mud eye) 4 N/A
j. Family Dytiscidae, (nosey tigers) j. Family Dytiscidae, (nosey tigers) 3 N/A
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 N/A
Image
j. Family Naucoridae, Genus Naucoris (creeping water bugs) 2 N/A
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 4 N/A
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 N/A
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 N/A
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 N/A
ALT Signal Score
Weighted ALT Signal Score

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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