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  5. 23-04-2002

ME_YWY050 Worri Yallock Ck. At Ewan Rd. bridge, Macclesfield

23 April 2002

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

Overview

Catchment Yarra River
Site Worri Yallock Ck. At Ewan Rd. bridge, Macclesfield ME_YWY050
Date and Time Tuesday 23rd April 2002 11:00am
Approved Approved

Notes

Physical Chemical Tests

Ammon-Nit mg/L NH3-N 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 5.8 100 0.74 7.1 0.13 18 15.5 13
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants

Creatures Waterwatch method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) 0 3
d. Family Hydrophilidae, Genus Helochares (Beetle adult) d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 25
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 3
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 17
Stonefly nymph (Plecoptera) Stonefly nymph (Plecoptera) 8 14
Water mites (Acarina) Water mites (Acarina) 5 5
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 1
Leeches (Hirudinea) Leeches (Hirudinea) 3 1
Side Swimmer/Scud (Amphipoda) Side Swimmer/Scud (Amphipoda) 4 5
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 76 Total score: 38 Overall rating: Good

Diary photos

No diary entries recorded for this visit

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