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  6. 01-04-2018

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

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 1st April 2018 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen % Saturation
80.8638%
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
800µS/cm
pH
7.6pH Units
Reactive Phosphate (mg/L)
0.17mg/L P
Temperature - AIR
31.1° C
Temperature - WATER
22.4° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
 
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 21
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 12
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 4 13
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 4
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 30
Image
e. Phylum Turbellaria ( flatworms) 1 1
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 3 21
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 6
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 1 21
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 101
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 4 62
ALT Signal Score 2.92
Weighted ALT Signal Score 3.18

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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