Explore

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

Source	Office of Environment and Heritage
Latest Sample Date	11-11-1997
Taxa count ORDER	13
Taxa count FAMILY	34
Taxa count ALT	34
Mayflies present?	73
	ORDER	FAMILY	ALT
SIGNAL	4.6	5.1	4.1
Weighted SIGNAL	5.5		5

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	60.65%	19,355,866,113m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	13.39%	4,273,834,032m²
	Natural	1.1.1 Strict nature reserves	7.20%	2,298,776,262m²
	Forestry	2.2.0 Production native forests	6.88%	2,194,286,432m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	1.04%	332,217,666m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	1.02%	326,968,177m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River	1.01%	320,968,760m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.6.0 Utilities, 5.7.0 Transport and communication, 5.7.2 Roads, 5.7.3 Railways	0.39%	123,737,957m²
	Unknown	5.8.4 Extractive industry not in use	0.23%	74,742,725m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards, 5.2.3 Poultry farms, 5.2.7 Saleyards/stockyards	0.04%	13,498,686m²
Show minor land uses 6
				319,156,437m²

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	3	2
Dugesiidae (Unident.) IF619999	3
Acarina MM	7	6
Mites (Unident.) MM999999	7

Isopoda OR	31	2
Sphaeromatidae (Unident.) OR139999	31
Unknown OT	46
Atyidae (Unident.) OT019999	46

Coleoptera QC	99	5
Dytiscidae (Unident.) QC099999	18
Gyrinidae (Unident.) QC109999	45

Hydraenidae (Unident.) QC139999	1

Scirtidae (Unident.) QC209999	1

Elmidae (Unident.) QC349999	32

Psephenidae (Unident.) QC379999	2

Diptera QD	42	3
Empididae (Unident.) QD359999	2
Tanypodinae (Unident.) QDAE9999	18
Orthocladiinae (Unident.) QDAF9999	4
Chironominae (Unident.) QDAJ9999	13
Diptera (Unident.)(Larva) QDZZ9999	5

Ephemeroptera QE	73	9
Baetidae (Unident.) QE029999	30
Leptophlebiidae (Unident.) QE069999	38
Caenidae (Unident.) QE089999	5
Hemiptera QH	9	2
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	4
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Megaloptera QM	2	8
Corydalidae (Unident.) QM019999	2

Odonata QO	11	3
Coenagrionidae (Unident.) QO029999	5
Synlestidae (Unident.) QO089999	1
Aeshnidae (Unident.) QO129999	2
Gomphidae (Unident.) QO139999	3
Plecoptera QP	1	10
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	72	8
Hydrobiosidae (Unident.) QT019999	3
Hydroptilidae (Unident.) QT039999	17
Hydropsychidae (Unident.) QT069999	7
Ecnomidae (Unident.) QT089999	2
Philorheithridae (Unident.) QT219999	1
Calamoceratidae (Unident.) QT249999	12
Leptoceridae (Unident.) QT259999	30

SIGNALT	4.6
	ORDER
Weighted SIGNALT	4.3

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	6	2
Dugesiidae (Unident.) IF619999	6
Gastropoda KG	4	1
Lymnaeidae (Unident.) KG059999	4
Bivalvia KP	10	3
Corbiculidae (Unident.) KP029999	10
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OT	28
Atyidae (Unident.) OT019999	28

Coleoptera QC	12	5
Dytiscidae (Unident.) QC099999	1
Scirtidae (Unident.) QC209999	1

Elmidae (Unident.) QC349999	10

Diptera QD	20	3
Tabanidae (Unident.) QD239999	1
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	18
Ephemeroptera QE	18	9
Baetidae (Unident.) QE029999	4
Leptophlebiidae (Unident.) QE069999	14
Megaloptera QM	13	8
Corydalidae (Unident.) QM019999	13

Odonata QO	1	3
Diphlebiidae (Unident.) QO099999	1
Plecoptera QP	7	10
Gripopterygidae (Unident.) QP039999	7
Trichoptera QT	50	8
Philopotamidae (Unident.) QT049999	20
Hydropsychidae (Unident.) QT069999	24
Conoesucidae (Unident.) QT159999	3
Calamoceratidae (Unident.) QT249999	3

SIGNALT	4.8
	ORDER
Weighted SIGNALT	5.0