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Merri Creek at Summerhill Road, Craigieburn ME_YMR240

Melbourne Yarra River Yarra River Merri Creek 29_6 Yarra River

Site Visit
10-11-2024
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 15.7 18.7 7.7 2720 0.01 76.6 10
21-07-2020
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0.02 7 11.4 16.4 1029 0.15 48
03-06-2020
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0.04 7 11.1 12.7 6.8 564 0 63.75 90
09-03-2017
Approved
2 Photo(s) Physical Chemical Water Bugs
c. Phylum Annelida, class Hirudinea, (leeches)
c. Phylum Annelida, class Hirudinea, (leeches)
Quantity: 1 Score: 1
e. Family Gyrinidae (whirligig beetle adult)
e. Family Gyrinidae (whirligig beetle adult)
Quantity: 8 Score: 4
f. Family Baetidae (baetids -Mayfly nymph)
f. Family Baetidae (baetids -Mayfly nymph)
Quantity: 1 Score: 5
f. Order Amphipoda  (scuds, sideswimmers)
f. Order Amphipoda (scuds, sideswimmers)
Quantity: 6 Score: 3
g. Family Hydrophilidae (water scavenger beetle adult)
g. Family Hydrophilidae (water scavenger beetle adult)
Quantity: 6 Score: 2
g. Order Acarina, (water mites)
g. Order Acarina, (water mites)
Quantity: 1 Score: 5
h. Family Telephlebiidae (teleflebs - Dragonfly nymphs)
h. Family Telephlebiidae (teleflebs - Dragonfly nymphs)
Quantity: 2 Score: 9
l. Family Calamoceratidae, Anisocentropus (sleeping bag caddis)
l. Family Calamoceratidae, Anisocentropus (sleeping bag caddis)
Quantity: 2 Score: 7
p. Family Leptoceridae Unidentified, various genera (Caddis fly larvae)
p. Family Leptoceridae Unidentified, various genera (Caddis fly larvae)
Quantity: 3 Score: 6
t. Family Leptoceridae, Genus Notalina (Headbanger caddis)
t. Family Leptoceridae, Genus Notalina (Headbanger caddis)
Quantity: 1 Score: 6
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
05-10-2011
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 9 11.9 18 8.1 677.3 0.15 85 65
04-08-2011
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 11.8 20.7 7.3 973.2 0.07 89.6 35
21-04-2011
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 16.7 19.1 8.2 1480 0.05 85 15
18-01-2011
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
07-10-2010
Approved
0 Photo(s) Physical Chemical Water Bugs
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
Quantity: Score: 2
Freshwater shrimp
Freshwater shrimp
Quantity: Score: 5
Caddis-fly Larvae (Trichoptera)
Caddis-fly Larvae (Trichoptera)
Quantity: Score: 7
Mayfly nymph (Ephemeroptera)
Mayfly nymph (Ephemeroptera)
Quantity: Score: 7
Stonefly nymph (Plecoptera)
Stonefly nymph (Plecoptera)
Quantity: Score: 8
Damselfly Nymph (Odonata)
Damselfly Nymph (Odonata)
Quantity: Score: 6
Dragonfly Nymph (Odonata)
Dragonfly Nymph (Odonata)
Quantity: Score: 6
Freshwater Mussel (Bivalvia)
Freshwater Mussel (Bivalvia)
Quantity: Score:
Freshwater slater (Isopoda)
Freshwater slater (Isopoda)
Quantity: Score: 5
Toebiters Dobsonflies (Megaloptera)
Toebiters Dobsonflies (Megaloptera)
Quantity: Score: 6
Water mites (Acarina)
Water mites (Acarina)
Quantity: Score: 5
Yabbies/Marron/Gilgie Freshwater (Decapoda)
Yabbies/Marron/Gilgie Freshwater (Decapoda)
Quantity: Score: 5
Beetle larvae (Coleoptera)
Beetle larvae (Coleoptera)
Quantity: Score: 4
Freshwater Snails (Gastropoda)
Freshwater Snails (Gastropoda)
Quantity: Score: 3
Hydra (Hydrozoa)
Hydra (Hydrozoa)
Quantity: Score: 4
Leeches (Hirudinea)
Leeches (Hirudinea)
Quantity: Score: 3
Roundworms (Nematoda)
Roundworms (Nematoda)
Quantity: Score: 3
Side Swimmer/Scud (Amphipoda)
Side Swimmer/Scud (Amphipoda)
Quantity: Score: 4
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
Quantity: Score: 4
Biting Midge Larvae (Diptera)
Biting Midge Larvae (Diptera)
Quantity: Score: 2
Mosquito Larvae (Diptera)
Mosquito Larvae (Diptera)
Quantity: Score: 2
Non Biting Midge Larvae - Bloodworms (Diptera)
Non Biting Midge Larvae - Bloodworms (Diptera)
Quantity: Score:
Segmented Worm (Oligochaeta)
Segmented Worm (Oligochaeta)
Quantity: Score: 1
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 9 0.04 15.5 13.6 7.8 930 0
24-06-2010
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 12 0.05 7.4 14 7.4 990.2 10
02-02-2010
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 4.7 0.02 21.9 30.5 7.54 774.4 25
15-12-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 0.08 19.8 22 7.04 764.6 17
13-11-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 6.95 0.05 22.4 24 8.2 1486 0
19-10-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 0.05 14.4 21 4.11 1244 0
08-10-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
9.07 12.1 15.5 8.14 998.2 29
28-08-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 8.11 0.03 10.7 14 8.3 5662 0
28-07-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 0.01 7.9 11.8 8.3 6211 2
17-06-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 8.82 0.73 8.3 7 8.22 6394 10
22-05-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 5.33 0.1 10.7 16 7.96 6038 10
22-04-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 5.86 0.02 14.1 14.7 8.07 4982 10
03-04-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 6.02 0.02 18.6 23.6 7.9 3662 20
30-03-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0.04 5.9 0.03 16.9 17 8 3500 10
23-02-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 9.71 0.02 20.1 20.7 9 2314 40
29-01-2009
Approved
Physical Chemical
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0.02 9.4 0.01 24.9 35.7 8.88 1889 40
25-11-2008
Approved
0 Photo(s) Physical Chemical Water Bugs
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
Quantity: Score: 2
Freshwater shrimp
Freshwater shrimp
Quantity: Score: 5
Caddis-fly Larvae (Trichoptera)
Caddis-fly Larvae (Trichoptera)
Quantity: Score: 7
Mayfly nymph (Ephemeroptera)
Mayfly nymph (Ephemeroptera)
Quantity: Score: 7
Stonefly nymph (Plecoptera)
Stonefly nymph (Plecoptera)
Quantity: Score: 8
Damselfly Nymph (Odonata)
Damselfly Nymph (Odonata)
Quantity: Score: 6
Dragonfly Nymph (Odonata)
Dragonfly Nymph (Odonata)
Quantity: Score: 6
Freshwater Mussel (Bivalvia)
Freshwater Mussel (Bivalvia)
Quantity: Score:
Freshwater slater (Isopoda)
Freshwater slater (Isopoda)
Quantity: Score: 5
Toebiters Dobsonflies (Megaloptera)
Toebiters Dobsonflies (Megaloptera)
Quantity: Score: 6
Water mites (Acarina)
Water mites (Acarina)
Quantity: Score: 5
Yabbies/Marron/Gilgie Freshwater (Decapoda)
Yabbies/Marron/Gilgie Freshwater (Decapoda)
Quantity: Score: 5
Beetle larvae (Coleoptera)
Beetle larvae (Coleoptera)
Quantity: Score: 4
Freshwater Snails (Gastropoda)
Freshwater Snails (Gastropoda)
Quantity: Score: 3
Hydra (Hydrozoa)
Hydra (Hydrozoa)
Quantity: Score: 4
Leeches (Hirudinea)
Leeches (Hirudinea)
Quantity: Score: 3
Roundworms (Nematoda)
Roundworms (Nematoda)
Quantity: Score: 3
Side Swimmer/Scud (Amphipoda)
Side Swimmer/Scud (Amphipoda)
Quantity: Score: 4
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
Quantity: Score: 4
Biting Midge Larvae (Diptera)
Biting Midge Larvae (Diptera)
Quantity: Score: 2
Mosquito Larvae (Diptera)
Mosquito Larvae (Diptera)
Quantity: Score: 2
Non Biting Midge Larvae - Bloodworms (Diptera)
Non Biting Midge Larvae - Bloodworms (Diptera)
Quantity: Score:
Segmented Worm (Oligochaeta)
Segmented Worm (Oligochaeta)
Quantity: Score: 1
Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L FrP mg/L P Nitrate-Nit mg/L N Water ° C Air ° C pH pH Units EC µS/cm rP mg/L P D.O. % Turb NTU
0 8.5 0.01 17.4 18 8.3 4168 5