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  5. 06-10-2019

ME_YGR006 Gardiners Creek upstream of Blackburn Lake, at Pobblebonk point, adjacent to Vegemite Creek

6 October 2019

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

Overview

Catchment Yarra River
Site Gardiners Creek upstream of Blackburn Lake, at Pobblebonk point, adjacent to Vegemite Creek ME_YGR006
Date and Time Sunday 6th October 2019 09:45am
Approved Approved

Notes

Physical Chemical Tests

Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O. % D.O mg/L EC µS/cm FrP mg/L P Nitrate-Nit mg/L N pH pH Units Rain mm rP mg/L P Air ° C Water ° C Turb FTU Turb NTU
Sample 0 40.68 4.1 202 6.2 0.03 21 15 27
Weather overcast
Last rainfall During the last week
Flow estimate STAGNANT: No continuous flow in channel but channel continuous (in-stream habitats connected)
Water Appearance
Stream depth 1m - 2m
Stream width
Hazards
Litter/Pollutants bottles,plastic,polystyrene

Monitors: Su D., Elaine B., John S., Stephanie, Alfoncina, Susan W., Wira Y., Amber, Teresa (Visitor)

Changes since last monitored: slashing of bank vegetation

What stands out today: Tredescantia has been slashed on verges. Lot of onion weeds. Cumbungi just starting to shoot

Other observations: 7 adult Pacific Black Ducks and 13 ducklings, 1 Eurasian Coot

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 1
Freshwater Shrimp/Prawn (Atyidae) Freshwater Shrimp/Prawn (Atyidae) 5 1
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 1
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 6
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 11 Total score: 20 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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