Site visit details

Overview

Catchment Dandenong
Site Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100
Date and Time Sunday 24th September 2017 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 46.01 4.5 200 6.7 0.047 17.6 16.4 17
Weather cloudy
Last rainfall During the last 24 hours
Flow estimate PERMANENT: wetlands and lakes
Water Appearance Clear
Stream depth
Stream width
Hazards
Litter/Pollutants

Present: Dorothea, Ian and Julie

Depth 0.5m, overflowing

Rain this morning

Common froglets calling

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 3
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 1
Damselfly Nymph (Odonata) Damselfly Nymph (Odonata) 6 10
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 2
Beetle larvae (Coleoptera) Beetle larvae (Coleoptera) 4 1
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 30 Total score: 33 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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