Site Visit #282934 22-06-2014 | ME_DTW100: Tirhatuan Wetlands, off Dandenong Creek, Rowville

WaterWatch Data Portal

ME_DTW100 Dandenong Catchment

Sunday 22nd June 2014 9:30am Approved

Notes	Ian, Julie, Judith, Dorothea, Sandya and family present Common froglets calling

Physical Chemical Tests

Ammonium

0.04mg/L NH4+

Dissolved Oxygen % Saturation

48%

Dissolved Oxygen mg/L

5.2mg/L

Electrical Conductivity

270µS/cm

pH

6.9pH Units

Reactive Phosphate (mg/L)

0mg/L P

Temperature - AIR

14.3° C

Temperature - WATER

11.8° C

Turbidity - FTU

28FTU

Water Conditions

Weather

Sunny

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	8
Aquatic Caterpillars (Lepidoptera)	5	2
Damselfly Nymph (Odonata)	6	5
Water mites (Acarina)	5	3
Beetle larvae (Coleoptera)	4	3
Freshwater Snails (Gastropoda)	3	2
Side Swimmer/Scud (Amphipoda)	4	12
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)	4	10
Mosquito Larvae (Diptera)	2	1
Non Biting Midge Larvae - Bloodworms (Diptera)	1	50

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

Total abundance: 96 Total score: 39 Overall rating: Good

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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