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	26-11-2004
Taxa count ORDER	11
Taxa count FAMILY	26
Taxa count ALT	26
Mayflies present?	40
	ORDER	FAMILY	ALT
SIGNAL	3.8	3.2	2.5
Weighted SIGNAL	2.8		3.9

	Category	ALUM Categories	Percent of upstream catchment	Area
	Arable Farming	3.3.0 Cropping	71.95%	5,807,574,602m²
	Pastoral Farming	3.2.0 Grazing modified pastures	20.60%	1,662,591,937m²
	Minimal Use	2.1.0 Grazing native vegetation	5.14%	414,898,168m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure	1.42%	114,971,782m²
	Water	6.3.0 River	0.81%	65,233,989m²
	Natural	1.2.0 Managed resource protection	0.08%	6,498,405m²
Show minor land uses 3
				80,717,689m²

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	15	1
Lymnaeidae (Unident.) KG059999	2
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	12
Bivalvia KP	3	3
Sphaeriidae (Unident.) KP039999	3
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	4	6
Mites (Unident.) MM999999	4

Unknown OH	1
Ostracoda (Unident.) OH999999	1
Coleoptera QC	22	5
Dytiscidae (Unident.) QC099999	8
Hydrophilidae (Unident.) QC119999	9

Scirtidae (Unident.) QC209999	5

Diptera QD	91	3
Dixidae (Unident.) QD069999	1

Ceratopogonidae (Unident.) QD099999	4

Simuliidae (Unident.) QD109999	22

Stratiomyidae (Unident.) QD249999	6
Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	51
Ephemeroptera QE	40	9
Baetidae (Unident.) QE029999	40
Hemiptera QH	23	2
Veliidae (Unident.) QH569999	1
Saldidae (Unident.) QH609999	1
Corixidae (Unident.) QH659999	16
Notonectidae (Unident.) QH679999	5
Odonata QO	6	3
Coenagrionidae (Unident.) QO029999	2
Aeshnidae (Unident.) QO129999	2
Libellulidae (Unident.) QO179999	2
Trichoptera QT	13	8
Leptoceridae (Unident.) QT259999	13

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.3