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  5. 01-11-2015

ME_YDI833 Nerreman Wetland @ Eltham

1 November 2015

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 Sunday 1st November 2015 10:00am
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 3.5 27 20 400
Weather cloudy
Last rainfall During the last week 11.6
Flow estimate MEDIUM: flow is normal/typical average flow
Water Appearance Muddy,Foamy/frothy,Other: Plant debris in water.
Stream depth 0 - 50cm
Stream width 2m - 5m
Hazards
Litter/Pollutants bottles,cans,clothing,packets,plastic,polystyrene,other
High Turbidity after heavy showers. Low Oxygen as usual. Flattened creek-side vegetation indicated that water level had been higher. (width 3.9m today, 4.9m earlier.) The water was foamy below the dam wall only. In the pit drain: Many plastic bottles, A piece of polystyrene, Polystyrene balls, Other balls of different sizes. 'Other litter': More balls, Bag of dog poo. The Group's plantings are growing very well. A Pobblebonk frog was calling loudly. Birds: Wood Ducks, Chestnut Teal, Bronzewings, Rainbow Lorikeets, Magpies, Mudlarks, Noisy Miners.

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 1
Flatworms (Turbellaria) 3 5
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 10
Leeches (Hirudinea) Leeches (Hirudinea) 3 4
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) 1 100
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 15
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 136 Total score: 21 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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