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  6. 04-11-2018

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

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 4th November 2018 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0.3mg/L NH4+
Dissolved Oxygen % Saturation
76.349%
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
1210µS/cm
pH
7.9pH Units
Reactive Phosphate (mg/L)
0.15mg/L P
Temperature - AIR
21.5° C
Temperature - WATER
19.4° 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
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 4 21
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 1
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 21
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 3
Image
e. Phylum Turbellaria ( flatworms) 1 2
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 3 100
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 12
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 1 2
Image
l. Family Culicidae (mosquito larvae, wrigglers) 1 4
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 1
ALT Signal Score 2.50
Weighted ALT Signal Score 3.15

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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