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WaterWatch Data Portal

ME_YYR808 Yarra River Catchment

Friday 20th March 2015 10:05am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
2.84mg/L NH3-N
Dissolved Oxygen mg/L
1.3mg/L
Electrical Conductivity
530µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0.08mg/L P
Temperature - AIR
21.5° C
Temperature - WATER
19.5° C
Turbidity - NTU
24NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 2
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear,Other: surface covered with red-coloured scum - red algae(?)
Stream depth
0 - 50cm
Stream width
50
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Water mites (Acarina) 5 11
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 3
Image
Leeches (Hirudinea) 3 2
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 9
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 1
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 29 Total score: 18 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: