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WaterWatch Data Portal

ME_YSC020 Yarra River Catchment

Sunday 22nd January 2023 9:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.15mg/L NH4+
Dissolved Oxygen % Saturation
70.49%
Dissolved Oxygen mg/L
6.6mg/L
Electrical Conductivity
260µS/cm
pH
7pH Units
Reactive Phosphate (mg/L)
0.036mg/L P
Temperature - AIR
19.5° C
Temperature - WATER
18.5° C
Turbidity - FTU
16FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 11.00
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Stained brown
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
paper

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 100
Image
Beetle larvae (Coleoptera) 4 3
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 50
Image
Freshwater Snails (Gastropoda) 3 20
Image
Leeches (Hirudinea) 3 4
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 7
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 10
Image
Mosquito Larvae (Diptera) 2 10
Image
Segmented Worm (Oligochaeta) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 210 Total score: 34 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: