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  6. 22-02-2015

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 22nd February 2015 10:30am Approved
Notes
Present: Julie, Judith, Dorothea
Water scummy. Depth 0.42m

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
31%
Dissolved Oxygen mg/L
2.5mg/L
Electrical Conductivity
250µS/cm
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.027mg/L P
Temperature - AIR
28.5° C
Temperature - WATER
25.6° C
Turbidity - FTU
36FTU

Water Conditions

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

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 5
Image
Damselfly Nymph (Odonata) 6 1
Image
Dragonfly Nymph (Odonata) 6 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
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 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 20 Total score: 28 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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