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WaterWatch Data Portal

ME_YYR808 Yarra River Catchment

Sunday 19th January 2014 11:00am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.41mg/L NH3-N
Dissolved Oxygen mg/L
1.8mg/L
Electrical Conductivity
750µS/cm
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.47mg/L P
Temperature - AIR
22° C
Temperature - WATER
20° C
Turbidity - FTU
53FTU
Turbidity - NTU
31NTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Milky
Stream depth
0 - 50cm
Stream width
50
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 7
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 9
Image
Leeches (Hirudinea) 3 28
Image
Roundworms (Nematoda) 3 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 170
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 3
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 25
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 264 Total score: 29 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: