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NOTICE: SIGNALT Calculations are currently running through final testing and may be inaccurate until completed.

Merricks Rd- Merricks COO0012

Source Melbourne Water
Latest Sample Date 10-12-1997
Taxa count ORDER 10
Taxa count FAMILY 23
Taxa count ALT 30
Mayflies present? 70
ORDER FAMILY ALT
SIGNAL 4.8 4.4 3.4
Weighted SIGNAL 5.8 6.7 4.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.7.2 Roads 51.07% 656,361,474m2
  Pastoral Farming 3.2.0 Grazing modified pastures 25.88% 332,676,363m2
  Arable Farming 3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.9 Grapes 17.31% 222,533,513m2
  Intensive Pastoral Farming 5.2.3 Poultry farms, 5.2.6 Horse studs 4.61% 59,192,416m2
Show minor land uses 3
12,852,497m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 49 1
Hydrobiidae (Unident.) KG029999
47
Ferrissia tasmanica KG060102
1
Planorbidae/Physidae (Unident.) KG9999A2
1
Bivalvia KP 4 3
Corbiculina australis KP020101
4
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Unknown OT 36
Paratya australiensis OT010101
36
Paratya australiensis
Paratya australiensis
Coleoptera QC 6 5
Necterosoma sp.(Unident.)(Larva) QC09209I
3
Necterosoma sp.(Unident.)(Larva)
Necterosoma sp.(Unident.)(Larva)
Necterosoma sp.(Unident.)(Larva)
Paracymus pygmaeus QC111601
3
Paracymus pygmaeus
Paracymus pygmaeus
Diptera QD 23 3
Tipulidae EPA sp.8 QD0199B9
1
Dixella sp.(Unident.) QD060299
2
Dixella sp.(Unident.)
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Psychodidae (Unident.) QD129999
1
Psychodidae (Unident.)
Paramerina sp.(Unident.) QDAE1299
4
Corynoneura sp.(Unident.) QDAF0699
1
Thienemanniella sp.(Unident.) QDAF0799
1
Polypedilum sp.(Unident.) QDAI0899
1
Cryptochironomus sp.(Unident.) QDAI1999
10
Cryptochironomus sp.(Unident.)
Ephemeroptera QE 70 9
Atalophlebia sp.(Unident.) QE060199
5
Atalophlebia sp.AV5 QE0601A8
64
Caenidae (Unident.) QE089999
1
Odonata QO 5 3
Austroagrion cyane QO020501
1
Austrocnemis splendida QO020601
1
Ischnura sp.(Unident.) QO021099
1
Austroargiolestes icteromelas icteromelas QO070202
2
Plecoptera QP 2 10
Austrocercella / Austrocercoides sp.(Unident.) QP0499A1
2
Trichoptera QT 35 8
Atriplectides dubius QT230101
1
Notalina spira QT250504
1
Triplectides ciuskus ciuskus QT251104
29
Triplectides sp.(Unident.) QT251199
3
Trichoptera (Unident.) QT999999
1
ORDER
SIGNALT 4.8
Weighted SIGNALT 4.4