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WaterWatch Data Portal

ME_YYR809 Yarra River Catchment

Friday 21st April 2017 9:00am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.65mg/L NH3-N
Dissolved Oxygen % Saturation
62.84%
Dissolved Oxygen mg/L
6.2mg/L
Electrical Conductivity
150µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.087mg/L P
Temperature - AIR
17° C
Temperature - WATER
16° C
Turbidity - NTU
45NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 9.00
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Milky
Stream depth
51cm - 99cm
Stream width
Other:50m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 18
Image
Toebiters Dobsonflies (Megaloptera) 6 1
Image
Water mites (Acarina) 5 2
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 3
Image
Leeches (Hirudinea) 3 4
Image
Roundworms (Nematoda) 3 3
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 5
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 6
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 43 Total score: 38 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: