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  5. 20-09-2001

ME_YYR403 Yarra River, immediately upstream of sewerage treatment plant, Launching Place?

20 September 2001

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

Overview

Catchment Yarra River
Site Yarra River, immediately upstream of sewerage treatment plant, Launching Place? ME_YYR403
Date and Time Thursday 20th September 2001 14:20pm
Approved Approved

Notes

Physical Chemical Tests

D.O mg/L EC µS/cm Nitrate-Nit mg/L N pH pH Units rP mg/L P Air ° C Water ° C Turb NTU
Sample 9.5 60 0.18 6.7 0 12.8 0
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants

Creatures Waterwatch method

Image Species Score Quantity
Freshwater shrimp Freshwater shrimp 5 6
o. Family Dytiscidae, Genus Rhantus (Beetle adult) o. Family Dytiscidae, Genus Rhantus (Beetle adult) 0 6
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 30
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 40
Stonefly nymph (Plecoptera) Stonefly nymph (Plecoptera) 8 20
Toebiters Dobsonflies (Megaloptera) Toebiters Dobsonflies (Megaloptera) 6 50
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 300
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 452 Total score: 32 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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