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	04-11-2008
Taxa count ORDER	11
Taxa count FAMILY	18
Taxa count ALT	18
Mayflies present?	32
	ORDER	FAMILY	ALT
SIGNAL	3.7	4	2.9
Weighted SIGNAL	4.9		4.2

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	34.74%	553,034,211m²
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	30.58%	486,810,051m²
	Forestry	2.2.0 Production native forests	18.41%	293,135,621m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.7.2 Roads	11.47%	182,678,720m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry	2.79%	44,482,643m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River	1.38%	21,991,419m²
	Intensive Pastoral Farming	5.2.5 Aquaculture	0.63%	9,996,100m²
Show minor land uses 3
				15,921,288m²

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	47	1
Hydrobiidae (Unident.) KG029999	45
Ancylidae (Unident.) KG069999	2
Bivalvia KP	6	3
Corbiculidae (Unident.) KP029999	6
Hirudinea LH	1	1
Richardsonianidae (Unident.) LH039999	1
Acarina MM	8	6
Mites (Unident.) MM999999	8

Unknown OG	2
Cladocera (Unident.) OG999999	2
Coleoptera QC	13	5
Dytiscidae (Unident.) QC099999	10
Hydrophilidae (Unident.) QC119999	3

Diptera QD	32	3
Culicidae (Unident.) QD079999	4

Tanypodinae (Unident.) QDAE9999	7
Chironominae (Unident.) QDAJ9999	21
Ephemeroptera QE	32	9
Leptophlebiidae (Unident.) QE069999	31
Caenidae (Unident.) QE089999	1
Hemiptera QH	8	2
Veliidae (Unident.) QH569999	6
Gerridae (Unident.) QH579999	2
Odonata QO	1	3
Coenagrionidae (Unident.) QO029999	1
Trichoptera QT	14	8
Calamoceratidae (Unident.) QT249999	2
Leptoceridae (Unident.) QT259999	12

SIGNALT	3.7
	ORDER
Weighted SIGNALT	4.4