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  5. 10-11-2011

ME_YDI833 Nerreman Wetland @ Eltham

10 November 2011

Overview Notes Phy Chem Tests Creatures Diary Photos 0
Site visit details

Overview

Catchment Yarra River
Site Nerreman Wetland @ Eltham ME_YDI833
Date and Time Thursday 10th November 2011 14:30pm
Approved Approved

Notes

Physical Chemical Tests

Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L EC µS/cm FrP mg/L P Nitrate-Nit mg/L N pH pH Units rP mg/L P Air ° C Water ° C Turb NTU
Sample 0.07 7 750 0.125 7.5 23.2 20.4 40
Weather cloudy
Last rainfall During the last 24 hours 28
Flow estimate Rapid
Water Appearance Muddy,Scummy,Foamy/frothy,Stained brown
Stream depth 51cm - 99cm
Stream width >5m
Hazards
Litter/Pollutants bottles,cans,clothing,packets,paper,plastic,polystyrene,other
Foam and scum were below the dam wall, not in lake. Litter included balls, cigarette lighter. Evidence of higher water level and faster flow: flattened vegetation, rubbish/debris high on banks, branches blocking tunnel, plantings damaged. Common Bluetongue Lizard trapped in pit drain, struggling amongst rubbish. Rescued by' Wildlife Rescue Victoria'. Vet to check her. Will be returned to area. Dragonflies in flight, Pobblebonks and Common Froglets calling, Pacific Black Duck with 11 ducklings, Chestnut Teal with 6 ducklings, Mudlarks, Bronzewings, Corella, Eastern Rosella, Rainbow Lorikeet, Magpie, Noisy Miners. The flowing drain was the upstream one. There were bubbles at the exit. Water for Ammonium and Phosphate tests was filtered. Weather: fresh breeze with gusts. A medium sized branch fell into the water.

Creatures Waterwatch method

Image Species Score Quantity
h. Family Dytiscidae, Genus Australphilus (Beetle adult) 0 35
h. Order Anostraca (fairy shrimp and introduced sea monkeys) h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 4
Flatworms (Turbellaria) 3 8
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 16
Leeches (Hirudinea) Leeches (Hirudinea) 3 1
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 12
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 76 Total score: 9 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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