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	25-11-1998
Taxa count ORDER	9
Taxa count FAMILY	24
Taxa count ALT	24
Mayflies present?	275
	ORDER	FAMILY	ALT
SIGNAL	5	5.8	4.1
Weighted SIGNAL	5.6		5.5

	Category	ALUM Categories	Percent of upstream catchment	Area
	Forestry	2.2.0 Production native forests	73.64%	6,068,252,888m²
	Minimal Use	2.1.0 Grazing native vegetation	21.03%	1,733,001,278m²
	Pastoral Farming	3.2.0 Grazing modified pastures	2.23%	183,644,167m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	2.16%	177,897,478m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure	0.12%	9,494,528m²
Show minor land uses 3
				82,405,010m²

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Amphipoda OP	21	3
Ceinidae (Unident.) OP029999	3

Eusiridae (Unident.) OP039999	18

Coleoptera QC	21	5
Dytiscidae (Unident.) QC099999	4
Elmidae (Unident.) QC349999	17

Diptera QD	21	3
Tipulidae (Unident.) QD019999	1
Simuliidae (Unident.) QD109999	10

Tanypodinae (Unident.) QDAE9999	8
Orthocladiinae (Unident.) QDAF9999	2
Ephemeroptera QE	275	9
Baetidae (Unident.) QE029999	94
Oniscigastridae (Unident.) QE039999	1
Coloburiscidae (Unident.) QE059999	4
Leptophlebiidae (Unident.) QE069999	162
Caenidae (Unident.) QE089999	14
Hemiptera QH	14	2
Veliidae (Unident.) QH569999	13
Corixidae (Unident.) QH659999	1
Odonata QO	1	3
Synlestidae (Unident.) QO089999	1
Plecoptera QP	7	10
Gripopterygidae (Unident.) QP039999	7
Trichoptera QT	32	8
Hydrobiosidae (Unident.) QT019999	12
Hydropsychidae (Unident.) QT069999	6
Conoesucidae (Unident.) QT159999	1
Atriplectididae (Unident.) QT239999	1
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	11

SIGNALT	5.0
	ORDER
Weighted SIGNALT	5.4

Taxa	Abundance	SIGNALT Grade
Amphipoda OP	99	3
Ceinidae (Unident.) OP029999	99

Coleoptera QC	32	5
Scirtidae (Unident.) QC209999	2

Elmidae (Unident.) QC349999	30

Diptera QD	25	3
Simuliidae (Unident.) QD109999	9

Tanypodinae (Unident.) QDAE9999	6
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	8
Ephemeroptera QE	85	9
Baetidae (Unident.) QE029999	22
Leptophlebiidae (Unident.) QE069999	59
Caenidae (Unident.) QE089999	4
Hemiptera QH	6	2
Corixidae (Unident.) QH659999	4
Notonectidae (Unident.) QH679999	2
Odonata QO	2	3
Synlestidae (Unident.) QO089999	2
Plecoptera QP	1	10
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	23	8
Hydrobiosidae (Unident.) QT019999	4
Conoesucidae (Unident.) QT159999	1
Calocidae (Unident.) QT189999	1
Philorheithridae (Unident.) QT219999	2
Leptoceridae (Unident.) QT259999	15

SIGNALT	5.4
	ORDER
Weighted SIGNALT	5.3