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  5. 07-10-2015

ME_YDI833 Nerreman Wetland @ Eltham

7 October 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 Wednesday 7th October 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 19 16 10
Weather cloudy
Last rainfall More than a week ago 28.6
Flow estimate LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance Scummy,Foamy/frothy,Other: fine vegetation debris in the water
Stream depth 0 - 50cm
Stream width 2m - 5m
Hazards
Litter/Pollutants bottles,cans,plastic,other
The foam and scum were below the dam wall. The rainfall amount was for the previous 4 weeks. The width and depth of the creek were lower than last time --- only 0.5mm during the last week. The scum and foam were below the dam wall. There were polystyrene balls and plastic bottles in the pit drain. Litter still on the ledges of dam area. The new, small wetland had dried up. Birds: King Parrots Mudlarks Chestnut Teal Rainbow Lorikeets Wood Ducks Magpies Noisy Miners.

Creatures Waterwatch method

Image Species Score Quantity
Beetle larvae (Coleoptera) Beetle larvae (Coleoptera) 4 2
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 7
Leeches (Hirudinea) Leeches (Hirudinea) 3 2
Biting Midge Larvae (Diptera) Biting Midge Larvae (Diptera) 2 2
Mosquito Larvae (Diptera) Mosquito Larvae (Diptera) 2 2
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 100
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 125 Total score: 16 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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