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WaterWatch Data Portal

ME_YSC020 Yarra River Catchment

Sunday 25th October 2015 9:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.4mg/L NH4+
Dissolved Oxygen % Saturation
45%
Dissolved Oxygen mg/L
4.4mg/L
Electrical Conductivity
450µS/cm
pH
6.1pH Units
Temperature - AIR
21° C
Temperature - WATER
15° C
Turbidity - FTU
17FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 5
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
1
Hazards
 
Litter/Pollutants
cans,plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 5
Image
Damselfly Nymph (Odonata) 6 2
Image
Freshwater Mussel (Bivalvia) 5 3
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 30
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 4
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 2
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 30
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 108 Total score: 32 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: