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  5. 12-04-2006

ME_YMR145 Merri Creek u/s of Coburg Lake

12 April 2006

Overview Notes Phy Chem Tests Creatures Diary Photos 1
Site visit details

Overview

Catchment Yarra River
Site Merri Creek u/s of Coburg Lake ME_YMR145
Date and Time Wednesday 12th April 2006 10:00am
Approved Approved

Notes

Physical Chemical Tests

EC µS/cm pH pH Units Air ° C Water ° C Turb NTU
Sample 1430 7.9 20 15 10
Weather sunny
Last rainfall More than a week ago
Flow estimate
Water Appearance Clear
Stream depth
Stream width
Hazards
Litter/Pollutants

Creatures Waterwatch method

Image Species Score Quantity
Damselfly Nymph (Odonata) Damselfly Nymph (Odonata) 6 4
Freshwater Shrimp/Prawn (Atyidae) Freshwater Shrimp/Prawn (Atyidae) 5 13
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 3
Leeches (Hirudinea) Leeches (Hirudinea) 3 3
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 100
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 128 Total score: 22 Overall rating: Poor

Diary photos

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