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WaterWatch Data Portal

ME_YDA558 Yarra River Catchment

Thursday 28th April 2022 9:10am Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen % Saturation
73.75%
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
1192µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.02mg/L P
Temperature - AIR
20.3° C
Temperature - WATER
17.7° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 0.60
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 75
Image
Damselfly Nymph (Odonata) 6 1
Image
Freshwater Shrimp/Prawn (Atyidae) 5 1
Image
Freshwater Snails (Gastropoda) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 5
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 88 Total score: 27 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: