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WaterWatch Data Portal

ME_YMR112 Yarra River Catchment

Sunday 6th March 2016 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
72.51%
Dissolved Oxygen mg/L
6mg/L
Electrical Conductivity
1420µS/cm
pH
8.1pH Units
Reactive Phosphate (mg/L)
0.15mg/L P
Temperature - AIR
28° C
Temperature - WATER
24.7° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
a. Family Hydropsychidae (net spinning caddis) 6 100
b. Family Ecnomidae, Genus Ecnomus (bandit caddis) b. Family Ecnomidae, Genus Ecnomus (bandit caddis) 6 3
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 3 50
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 2
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 4
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 5
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 100
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 4 15
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 16
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 21
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 4
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 5
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 10
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 90
ALT Signal Score 3.40
Weighted ALT Signal Score 3.52

Diary photos

Physical Chemical Trends

Last data: