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  6. 10-11-2013

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 10th November 2013 10:00am Approved
Notes
Present: Ian, Judith, Dorothea, Julie, Inam

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
20%
Dissolved Oxygen mg/L
2mg/L
Electrical Conductivity
274µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0.02mg/L P
Temperature - AIR
16° C
Temperature - WATER
16° C
Turbidity - FTU
36FTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 5
Image
Water mites (Acarina) 5 10
Image
Beetle larvae (Coleoptera) 4 2
Image
Freshwater Snails (Gastropoda) 3 2
Image
Leeches (Hirudinea) 3 1
Image
Side Swimmer/Scud (Amphipoda) 4 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 50
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 1
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 94 Total score: 41 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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