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WaterWatch Data Portal

ME_YMR112 Yarra River Catchment

Sunday 1st September 2019 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
85.23%
Dissolved Oxygen mg/L
9mg/L
Electrical Conductivity
730µS/cm
pH
8.4pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
14.8° C
Temperature - WATER
12.8° 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
Image
a. Family Hydropsychidae (net spinning caddis) 6 4
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 2
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 1 1
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 1
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 25
Image
e. Phylum Turbellaria ( flatworms) 1 3
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 6
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 4
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 1
Image
l. Family Culicidae (mosquito larvae, wrigglers) 1 3
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 3
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 4
ALT Signal Score 2.57
Weighted ALT Signal Score 2.50

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: