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WaterWatch Data Portal

ME_YDI833 Yarra River Catchment

Thursday 7th June 2012 15:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0.15mg/L NH4+
Dissolved Oxygen mg/L
6mg/L
Electrical Conductivity
690µS/cm
Filterable Reactive Phosphorus
0.07mg/L P
pH
7.1pH Units
Temperature - AIR
12.1° C
Temperature - WATER
10.8° C
Turbidity - NTU
13NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week 9.2
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Scummy
Stream depth
51cm - 99cm
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,packets,paper,plastic,polystyrene,other

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 17
Image
Freshwater Snails (Gastropoda) 3 1
Image
Leeches (Hirudinea) 3 2
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 24
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 15
Image
Segmented Worm (Oligochaeta) 1 7
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 67 Total score: 20 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: