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  6. 21-11-2012

McMahons Creek, off McMahons Creek Road, McMahons, behind property on 17 Reefton Drive

Melbourne

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ME_YMH950 Yarra River Catchment

Wednesday 21st November 2012 12:00pm 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

Ammonium
0.07mg/L NH4+
Dissolved Oxygen % Saturation
110%
Electrical Conductivity
60µS/cm
pH
7.2pH Units
Temperature - AIR
20.3° C
Temperature - WATER
13.4° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
>5m
Hazards
 
Litter/Pollutants

Habitat

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

Water Bugs WaterWatch method

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

Physical Chemical Trends

Last data:
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