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  5. 24-02-2019

ME_DTW100 Tirhatuan Wetlands, off Dandenong Creek, Rowville

24 February 2019

Overview Notes Phy Chem Tests Creatures Diary Photos 2
Site visit details

Overview

Catchment Dandenong
Site Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100
Date and Time Sunday 24th February 2019 10:00am
Approved Approved

Notes

Physical Chemical Tests

N mg/L NH4+ D.O. % D.O mg/L EC µS/cm pH pH Units rP mg/L P Air ° C Water ° C Turb FTU
Sample 0.03 44.92 3.9 420 7.2 0.077 21.9 22.3 89
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants

Present: Judith, Ian, Julie

Water very low, difficult to get a bug sample as the water edge was away from the vegetation

Creatures Waterwatch method

Image Species Score Quantity
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 20 Total score: 4 Overall rating: Poor

Diary photos

Low water level and sticky mud near the usual sampling spot
Low water level at the west end of the main lake

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