Site Visit #304380 23-08-2015 | ME_DTW100: Tirhatuan Wetlands, off Dandenong Creek, Rowville

WaterWatch Data Portal

ME_DTW100 Dandenong Catchment

Sunday 23rd August 2015 10:00am Approved

Notes	Present: Julie, Ian, Dorothea Depth 0.48m Common froglets calling

Physical Chemical Tests

Ammonium

0mg/L NH4+

Dissolved Oxygen % Saturation

59%

Dissolved Oxygen mg/L

6.1mg/L

Electrical Conductivity

240µS/cm

pH

7pH Units

Reactive Phosphate (mg/L)

0.003mg/L P

Temperature - AIR

17.6° C

Temperature - WATER

13.8° C

Turbidity - FTU

29FTU

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

Species	Score	Quantity
Caddis-fly Larvae (Trichoptera)	7	10
Damselfly Nymph (Odonata)	6	20
Water mites (Acarina)	5	2
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)	3	1
Flatworms (Turbellaria)	3	20
Freshwater Snails (Gastropoda)	3	2
Leeches (Hirudinea)	3	10
Mosquito Larvae (Diptera)	2	2
Non Biting Midge Larvae - Bloodworms (Diptera)	1	6
Segmented Worm (Oligochaeta)	1	15

	Total bug score
Total abundance	0 - 35	35+
0 - 200	Poor	Good
200+	Fair	Very good

Total abundance: 88 Total score: 33 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Test 1

Test 2

Mininum standard

Start date First data:

End date Last data:

We acknowledge and respect Victorian Traditional Owners as the original custodians of Victoria’s land and waters, their unique ability to care for Country and deep spiritual connection to it.
We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.

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