Site visit details

Overview

Catchment Yarra River
Site Nerreman Wetland @ Eltham ME_YDI833
Date and Time Saturday 3rd February 2018 16:20pm
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 4 27 23 18
Weather cloudy
Last rainfall During the last week 0.00
Flow estimate LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance Scummy,Smelly,Other
Stream depth 0 - 50cm
Stream width 2m - 5m
Hazards
Litter/Pollutants bottles,paper,plastic,cans,clothing,packets,polystyrene,other: Ball

In the pit drain:  7 plastic bottles and polystyrene balls.

Tree guards especially the ones with one thick stake.

Rubbish wedged in rock crevices --- dam area.

Cumbungi has spread considerably and is in flower.  It was difficult to reach the water for our sample because of the Cumbungi.

Montbretia is spreading along the creek (much more than last year).

Lots of Cabbage White Butterflies

A large Eucalypt has fallen onto the Cumbungi area.

A dead Acacia dealbata has fallen near the broken seat.

The mesh fence alongside the plantings needs some attention.

BIRDS:  6 Wood ducks,  Bronzewings,  Mudlarks,  Noisy Miners.

      We collected our sample in the company of a Kangaroo --- unconcerned that we were there.  Lots of scats near the broken seat and on a trail down to the creek.

 

Creatures Agreed Level Taxonomy Method

Image Species Score Quantity
d. Phylum Annelida, class Oligochaeta, (worms) 1 5
e. Family Chironomidae, several genera (blood worms) 1 200
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 3
e. Phylum Turbellaria ( flatworms) e. Phylum Turbellaria ( flatworms) 1 10
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 5 2
g. Family Physidae, Species Physa acuta (snail) 1 1
h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 1
ALT Signal Score 2.43
Weighted ALT Signal Score 2.53

Diary photos

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