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WaterWatch Data Portal

ME_YSC010 Yarra River Catchment

Sunday 18th February 2018 9:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.2mg/L NH4+
Dissolved Oxygen % Saturation
39.37%
Dissolved Oxygen mg/L
3.8mg/L
Electrical Conductivity
400µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0.042mg/L P
Temperature - AIR
18° C
Temperature - WATER
17° C
Turbidity - FTU
14FTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
paper,plastic,packets

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 16
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 15
Image
Freshwater Snails (Gastropoda) 3 15
Image
Leeches (Hirudinea) 3 3
Image
Biting Midge Larvae (Diptera) 2 1
Image
Mosquito Larvae (Diptera) 2 3
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Image
Segmented Worm (Oligochaeta) 1 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 94 Total score: 26 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: