Site visit details

Overview

Catchment Yarra River
Site McMahons Creek, off McMahons Creek Road, McMahons, behind property on 17 Reefton Drive ME_YMH950
Date and Time Wednesday 21st November 2012 12:00pm
Approved Approved

Notes

I have kept a hard copy of this survey. As the ALT method was used, it isn't easy to classify the bugs using the Melbourne Water database

Physical Chemical Tests

N mg/L NH4+ D.O. % D.O mg/L EC µS/cm pH pH Units Air ° C Water ° C Turb NTU
Sample 0.07 110 60 7.2 20.3 13.4 9
Weather overcast
Last rainfall During the last week
Flow estimate
Water Appearance Clear
Stream depth 0 - 50cm
Stream width >5m
Hazards
Litter/Pollutants
Melbourne Water spraying for blackberries downstream of site Higher levels of ammonium this visit

Habitat

Bank Erosion Stability Bank Vegetation In Stream Cover Riffles Pools Bends Verge Vegetation Overall
N/A 0

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 38
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 13
Stonefly nymph (Plecoptera) Stonefly nymph (Plecoptera) 8 3
Aquatic Caterpillars (Lepidoptera) 5 N/A
Damselfly Nymph (Odonata) Damselfly Nymph (Odonata) 6 N/A
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 N/A
Freshwater Mussel (Bivalvia) Freshwater Mussel (Bivalvia) 5 N/A
Freshwater Shrimp/Prawn (Atyidae) Freshwater Shrimp/Prawn (Atyidae) 5 N/A
Freshwater slater (Isopoda) Freshwater slater (Isopoda) 5 N/A
Toebiters Dobsonflies (Megaloptera) Toebiters Dobsonflies (Megaloptera) 6 N/A
Water mites (Acarina) Water mites (Acarina) 5 N/A
Yabbies/Marron/Gilgie Freshwater (Decapoda) Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 N/A
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 N/A
Beetle larvae (Coleoptera) Beetle larvae (Coleoptera) 4 N/A
Flatworms (Turbellaria) 3 N/A
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 N/A
Hydra (Hydrozoa) Hydra (Hydrozoa) 4 N/A
Leeches (Hirudinea) Leeches (Hirudinea) 3 N/A
Roundworms (Nematoda) Roundworms (Nematoda) 3 1
Side Swimmer/Scud (Amphipoda) Side Swimmer/Scud (Amphipoda) 4 N/A
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 N/A
Biting Midge Larvae (Diptera) Biting Midge Larvae (Diptera) 2 N/A
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 2
Mosquito Larvae (Diptera) Mosquito Larvae (Diptera) 2 N/A
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 N/A
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: 59 Total score: 28 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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