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	26-11-2007
Taxa count ORDER	15
Taxa count FAMILY	25
Taxa count ALT	25
Mayflies present?	33
	ORDER	FAMILY	ALT
SIGNAL	3.3	3.6	2.4
Weighted SIGNAL	4.2		3.2

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	2.1.0 Grazing native vegetation	53.64%	3,557,945,173m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.5 Sown grasses	39.99%	2,652,954,761m²
	Forestry	2.2.0 Production native forests	5.20%	345,091,674m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.7.0 Transport and communication	0.81%	53,514,216m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.35%	23,006,112m²
	Arable Farming	3.4.0 Perennial horticulture	0.02%	1,000,266m²
Show minor land uses 3
				66,335,122m²

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	7	2
Dugesiidae (Unident.) IF619999	7
Gastropoda KG	28	1
Planorbidae (Unident.) KG079999	28
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Hirudinea LH	8	1
Glossiphoniidae (Unident.) LH019999	8
Oligochaeta LO	8	2
Oligochaeta (Unident.) LO999999	8
Acarina MM	13	6
Mites (Unident.) MM999999	13

Amphipoda OP	81	3
Ceinidae (Unident.) OP029999	81

Unknown OT	18
Atyidae (Unident.) OT019999	18

Coleoptera QC	27	5
Dytiscidae (Unident.) QC099999	21
Hydrophilidae (Unident.) QC119999	6

Diptera QD	12	3
Ceratopogonidae (Unident.) QD099999	4

Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	7
Ephemeroptera QE	33	9
Leptophlebiidae (Unident.) QE069999	33
Hemiptera QH	44	2
Corixidae (Unident.) QH659999	25
Naucoridae (Unident.) QH669999	4
Notonectidae (Unident.) QH679999	12
Pleidae (Unident.) QH689999	3
Lepidoptera QL	8	2
Crambidae (Unident.) QL019999	8

Odonata QO	40	3
Coenagrionidae (Unident.) QO029999	28
Lestidae (Unident.) QO059999	9
Aeshnidae (Unident.) QO129999	3
Trichoptera QT	20	8
Hydroptilidae (Unident.) QT039999	7
Ecnomidae (Unident.) QT089999	1
Leptoceridae (Unident.) QT259999	12

SIGNALT	3.3
	ORDER
Weighted SIGNALT	3.5