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  5. 25-02-2013

ME_YDI833 Nerreman Wetland @ Eltham

25 February 2013

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 Monday 25th February 2013 12:00pm
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 2.5 440 6.9 0.9 31.4 26.4 13
Weather sunny
Last rainfall During the last week 7.5
Flow estimate LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance Scummy,Smelly,Stained brown
Stream depth 1m - 2m
Stream width >5m
Hazards
Litter/Pollutants bottles,cans,packets,paper,polystyrene
Litter: Tennis balls, and various balls, a tree guard; Pit drain Polystyrene fragments (balls), can, Balls, Plastic packet and within Sweep sample for first time: cigarette butt and polystyrene fragment. Tree across creek upstream of Wier and below wier debris blocking large drain, and very scummy water.

Creatures Waterwatch method

Image Species Score Quantity
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 11
Freshwater Mussel (Bivalvia) Freshwater Mussel (Bivalvia) 5 9
Flatworms (Turbellaria) 3 9
Leeches (Hirudinea) Leeches (Hirudinea) 3 4
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 19
Mosquito Larvae (Diptera) Mosquito Larvae (Diptera) 2 1
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 82
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 60
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 195 Total score: 24 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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