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

Arve River at Arve Rd HUON033

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 29-10-1998
Taxa count ORDER 9
Taxa count FAMILY 26
Taxa count ALT 26
Mayflies present? 24
ORDER FAMILY ALT
SIGNAL 5.1 6 4.7
Weighted SIGNAL 7.2 6.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park, 1.1.7 Other conserved area 59.10% 2,118,239,524m2
  Forestry 2.2.0 Production native forests 39.25% 1,406,743,043m2
Show minor land uses 3
35,842,323m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Bivalvia KP 3 3
Sphaeriidae (Unident.) KP039999
3
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Acarina MM 6 6
Mites (Unident.) MM999999
6
Mites (Unident.)
Mites (Unident.)
Coleoptera QC 6 5
Dytiscidae Adults QC09999A
1
Scirtidae (Unident.) QC209999
5
Scirtidae (Unident.)
Scirtidae (Unident.)
Diptera QD 92 3
Tipulidae (Unident.) QD019999
6
Dixidae (Unident.) QD069999
1
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
39
Simuliidae (Unident.)
Podonominae (Unident.) QDAD9999
8
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
10
Chironominae (Unident.) QDAJ9999
27
Ephemeroptera QE 24 9
Baetidae (Unident.) QE029999
9
Leptophlebiidae (Unident.) QE069999
15
Unknown QK 1
Nannochoristidae (Unident.) QK019999
1
Plecoptera QP 83 10
Eustheniidae (Unident.) QP019999
16
Austroperlidae (Unident.) QP029999
6
Gripopterygidae (Unident.) QP039999
43
Notonemouridae (Unident.) QP049999
18
Trichoptera QT 94 8
Hydrobiosidae (Unident.) QT019999
7
Hydroptilidae (Unident.) QT039999
2
Philopotamidae (Unident.) QT049999
4
Hydropsychidae (Unident.) QT069999
11
Calocidae (Unident.) QT189999
10
Philorheithridae (Unident.) QT219999
2
Leptoceridae (Unident.) QT259999
58
ORDER
SIGNALT 5.1
Weighted SIGNALT 6.4
Taxa Abundance SIGNALT Grade
Gastropoda KG 2 1
Ancylidae (Unident.) KG069999
2
Bivalvia KP 2 3
Sphaeriidae (Unident.) KP039999
2
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 7 6
Mites (Unident.) MM999999
7
Mites (Unident.)
Coleoptera QC 16 5
Scirtidae (Unident.) QC209999
7
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae Adults QC34999A
6
Elmidae Adults
Elmidae Larvae QC34999L
1
Elmidae Larvae
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 59 3
Tipulidae (Unident.) QD019999
9
Simuliidae (Unident.) QD109999
3
Simuliidae (Unident.)
Podonominae (Unident.) QDAD9999
1
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
21
Chironominae (Unident.) QDAJ9999
20
Chironomidae (Unident.)(Larva) QDAZ9999
3
Ephemeroptera QE 66 9
Baetidae (Unident.) QE029999
2
Leptophlebiidae (Unident.) QE069999
64
Plecoptera QP 43 10
Eustheniidae (Unident.) QP019999
9
Austroperlidae (Unident.) QP029999
7
Gripopterygidae (Unident.) QP039999
20
Notonemouridae (Unident.) QP049999
7
Trichoptera QT 100 8
Hydrobiosidae (Unident.) QT019999
17
Hydroptilidae (Unident.) QT039999
3
Hydropsychidae (Unident.) QT069999
3
Conoesucidae (Unident.) QT159999
7
Calocidae (Unident.) QT189999
12
Philorheithridae (Unident.) QT219999
1
Leptoceridae (Unident.) QT259999
57
ORDER
SIGNALT 5.2
Weighted SIGNALT 6.3