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

d/s Stephensons Rd DMP0000

Source Melbourne Water
Latest Sample Date 31-03-1999
Taxa count ORDER 8
Taxa count FAMILY 13
Taxa count ALT 13
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.8 2.5 1.4
Weighted SIGNAL 2 2.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And Infrastructure 5.4.1 Urban residential 100.00% 4,048,143,114m2
40,481,431m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 3 2
Dugesiidae IF610000
3
Gastropoda KG 34 1
Hydrobiidae KG020000
3
Ancylidae KG060000
1
Planorbidae/Physidae (Unident.) KG9999A2
30
Oligochaeta LO 29 2
OLIGOCHAETA LO000000
29
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown QA 4
COLLEMBOLA QA000000
4
Coleoptera QC 7 5
Dytiscidae QC090000
7
Diptera QD 100 3
Culicidae QD070000
4
Culicidae
Empididae QD350000
1
Orthocladiinae QDAF0000
1
Chironominae (Unident.) QDAJ9999
94
Odonata QO 1 3
Coenagrionidae QO020000
1
ORDER
SIGNALT 2.8
Weighted SIGNALT 2.4
Taxa Abundance SIGNALT Grade
Turbellaria IF 3 2
Dugesiidae IF610000
3
Gastropoda KG 11 1
Planorbidae/Physidae (Unident.) KG9999A2
11
Oligochaeta LO 31 2
OLIGOCHAETA LO000000
31
Amphipoda OP 9 3
Talitridae OP010000
9
Talitridae
Talitridae
Talitridae
Coleoptera QC 9 5
Dytiscidae QC090000
9
Diptera QD 42 3
Culicidae QD070000
24
Culicidae
Tanypodinae QDAE0000
2
Orthocladiinae QDAF0000
2
Chironominae (Unident.) QDAJ9999
14
Odonata QO 2 3
Lestidae QO050000
2
ORDER
SIGNALT 2.7
Weighted SIGNALT 2.6