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	13-05-2010
Taxa count ORDER	10
Taxa count FAMILY	29
Taxa count ALT	29
Mayflies present?	22
	ORDER	FAMILY	ALT
SIGNAL	4.2	4.2	3.4
Weighted SIGNAL	5.3		4.7

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	73.52%	908,195,921m²
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	18.75%	231,613,722m²
	Forestry	2.2.0 Production native forests	3.89%	48,023,579m²
	Water	6.3.0 River	2.83%	35,017,193m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure	0.51%	6,253,070m²
	Mining	5.8.0 Mining	0.34%	4,252,088m²
	Natural	1.2.0 Managed resource protection	0.16%	2,000,982m²
Show minor land uses 4
				12,353,566m²

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	2	1
Ancylidae (Unident.) KG069999	2
Bivalvia KP	14	3
Corbiculidae (Unident.) KP029999	9
Sphaeriidae (Unident.) KP039999	5
Unknown OV	6
Parastacidae (Unident.) OV019999	6

Coleoptera QC	16	5
Dytiscidae (Unident.) QC099999	3
Hydraenidae (Unident.) QC139999	4

Scirtidae (Unident.) QC209999	3

Elmidae (Unident.) QC349999	6

Diptera QD	24	3
Tipulidae (Unident.) QD019999	4
Dixidae (Unident.) QD069999	3

Simuliidae (Unident.) QD109999	5

Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	3
Chironominae (Unident.) QDAJ9999	4
Ephemeroptera QE	22	9
Baetidae (Unident.) QE029999	9
Leptophlebiidae (Unident.) QE069999	13
Hemiptera QH	14	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	2
Nepidae (Unident.) QH619999	1
Corixidae (Unident.) QH659999	4
Notonectidae (Unident.) QH679999	5
Megaloptera QM	6	8
Corydalidae (Unident.) QM019999	5

Sialidae (Unident.) QM029999	1
Odonata QO	3	3
Coenagrionidae (Unident.) QO029999	1
Isostictidae (Unident.) QO039999	1
Aeshnidae (Unident.) QO129999	1
Trichoptera QT	43	8
Philopotamidae (Unident.) QT049999	15
Hydropsychidae (Unident.) QT069999	14
Ecnomidae (Unident.) QT089999	14

SIGNALT	4.2
	ORDER
Weighted SIGNALT	4.8