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Damper Ck -D Rsve immed Dwnstrm Ftbdge end Alice St ME_YDP020

Melbourne Yarra River Yarra River

Site Visit
31-07-2002
Approved
0 Photo(s) Physical Chemical Water Bugs
D.O mg/L Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P Turb NTU
5.2 0.23 8.5 14 7.8 770 0.06 11
28-08-2001
Approved
0 Photo(s) Physical Chemical Water Bugs
e. Family Gyrinidae (whirligig beetle adult)
e. Family Gyrinidae (whirligig beetle adult)
Quantity: 20 Score: 3
Dragonfly Nymph (Odonata)
Dragonfly Nymph (Odonata)
Quantity: 1 Score: 6
Mosquito Larvae (Diptera)
Mosquito Larvae (Diptera)
Quantity: 30 Score: 2
Segmented Worm (Oligochaeta)
Segmented Worm (Oligochaeta)
Quantity: 5 Score: 1
D.O mg/L Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P Turb NTU
1.2 12 510 0.0326 5
21-05-2001
Approved
0 Photo(s) Physical Chemical Water Bugs
Chironomids
Chironomids
Quantity: 5 Score: 1
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
Quantity: 12 Score: 2
o. Family Dytiscidae, Genus Rhantus (Beetle adult)
o. Family Dytiscidae, Genus Rhantus (Beetle adult)
Quantity: 2 Score:
Dragonfly Nymph (Odonata)
Dragonfly Nymph (Odonata)
Quantity: 1 Score: 6
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)
Quantity: 4 Score: 3
Freshwater Snails (Gastropoda)
Freshwater Snails (Gastropoda)
Quantity: 12 Score: 3
Segmented Worm (Oligochaeta)
Segmented Worm (Oligochaeta)
Quantity: 7 Score: 1
D.O mg/L Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P Turb NTU
8.6 0.55 10 11 7.6 210 0.052 11
04-03-2001
Approved
0 Photo(s) Physical Chemical Water Bugs
Chironomids
Chironomids
Quantity: 20 Score: 1
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
Quantity: 10 Score: 2
Water-boatmen
Water-boatmen
Quantity: 4 Score: 4
Stonefly nymph (Plecoptera)
Stonefly nymph (Plecoptera)
Quantity: 4 Score: 8
Water mites (Acarina)
Water mites (Acarina)
Quantity: 2 Score: 5
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)
Quantity: 10 Score: 3
Freshwater Snails (Gastropoda)
Freshwater Snails (Gastropoda)
Quantity: 5 Score: 3
Segmented Worm (Oligochaeta)
Segmented Worm (Oligochaeta)
Quantity: 20 Score: 1
D.O mg/L Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P Turb NTU
8 0.11 15 7.5 120 0.189 4