Site visit details

Overview

Catchment Dandenong
Site Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100
Date and Time Sunday 24th December 2017 09:30am
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 34.46 3.1 240 6.9 0.033 19.8 20.5 24
Weather overcast
Last rainfall During the last week
Flow estimate PERMANENT: wetlands and lakes
Water Appearance Clear
Stream depth
Stream width
Hazards
Litter/Pollutants

Wetland full and overflowing. Heavy rain last Monday. Striped Marsh Frogs calling

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 7
Damselfly Nymph (Odonata) Damselfly Nymph (Odonata) 6 12
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 1
Water mites (Acarina) Water mites (Acarina) 5 1
Beetle larvae (Coleoptera) Beetle larvae (Coleoptera) 4 2
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 8
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 31 Total score: 32 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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