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WaterWatch Data Portal

ME_YED070 Yarra River Catchment

Wednesday 23rd January 2013 11:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.07mg/L NH4+
Dissolved Oxygen mg/L
4mg/L
Electrical Conductivity
1420µS/cm
pH
8pH Units
Reactive Phosphate (mg/L)
0.18mg/L P
Temperature - AIR
23.2° C
Temperature - WATER
22.7° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Smelly,Stained green
Stream depth
51cm - 99cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
plastic,polystyrene

Habitat

Bank Erosion Stability Bank Vegetation In Stream Cover Riffles Pools Bends Verge Vegetation Overall
Excellent 5 Fair 6 Fair 6 Poor 2 Poor 4 Fair 23

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 N/A
Image
Mayfly nymph (Ephemeroptera) 7 N/A
Image
Stonefly nymph (Plecoptera) 8 N/A
Aquatic Caterpillars (Lepidoptera) Aquatic Caterpillars (Lepidoptera) 5 N/A
Image
Damselfly Nymph (Odonata) 6 7
Image
Dragonfly Nymph (Odonata) 6 1
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 10
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 5
Image
Freshwater Snails (Gastropoda) 3 N/A
Image
Hydra (Hydrozoa) 4 N/A
Image
Leeches (Hirudinea) 3 2
Image
Roundworms (Nematoda) 3 N/A
Image
Side Swimmer/Scud (Amphipoda) 4 N/A
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Image
Biting Midge Larvae (Diptera) 2 N/A
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 N/A
Image
Mosquito Larvae (Diptera) 2 N/A
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 2
Image
Segmented Worm (Oligochaeta) 1 N/A
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 47 Total score: 27 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: