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WaterWatch Data Portal

ME_MGH450 Maribyrnong River Catchment

Monday 24th September 2012 11:45am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
76.8512%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
320µS/cm
pH
7.4pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - AIR
9° C
Temperature - WATER
13.5° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 2
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Stained brown
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 15
Image
Mayfly nymph (Ephemeroptera) 7 5
Aquatic Caterpillars (Lepidoptera) Aquatic Caterpillars (Lepidoptera) 5 5
Image
Damselfly Nymph (Odonata) 6 5
Image
Water mites (Acarina) 5 50
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 50
Image
Freshwater Snails (Gastropoda) 3 20
Image
Leeches (Hirudinea) 3 5
Image
Side Swimmer/Scud (Amphipoda) 4 100
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 275 Total score: 46 Overall rating: Very Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: