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WaterWatch Data Portal

ME_YMR112 Yarra River Catchment

Sunday 2nd February 2020 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
91.95%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
380µS/cm
pH
8pH Units
Reactive Phosphate (mg/L)
0.2mg/L P
Temperature - AIR
23.8° C
Temperature - WATER
22.2° C
Turbidity - NTU
32NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours
Flow estimate
HIGH: Less than bankfull and in-stream habitats connected
Water Appearance
Muddy
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 2
b. Phylum Nematoda (roundworms) b. Phylum Nematoda (roundworms) 3 1
Image
c. Family Isostictidae (Damselfly nymph) 3 1
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 1 2
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
Image
d. Family Simuliidae (black fly larvae) 5 3
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 8
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 5
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 3
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 25
Image
i. Family Stratiomyidae (soldier fly larvae) 2 1
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 2
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 25
o. Family Corixidae genus Agraptocorixa (static boatmen) o. Family Corixidae genus Agraptocorixa (static boatmen) 1 1
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 7
ALT Signal Score 2.88
Weighted ALT Signal Score 3.06

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: