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NOTICE: SIGNALT Calculations are currently running through final testing and may be inaccurate until completed.

Towamba River us Burragate 32171

Source	Office of Environment and Heritage
Latest Sample Date	11-11-2009
Taxa count ORDER	17
Taxa count FAMILY	44
Taxa count ALT	44
Mayflies present?	25
	ORDER	FAMILY	ALT
SIGNAL	3.5	3.8	3
Weighted SIGNAL	4.5		3.8

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.3 National park	47.33%	24,555,861,482m²
	Minimal Use	2.1.0 Grazing native vegetation	33.02%	17,132,048,712m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	12.96%	6,723,259,664m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	6.01%	3,120,236,533m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry, 3.1.4 Environmental forest plantation	0.48%	248,268,820m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services	0.13%	69,255,250m²
	Water	6.5.0 Marsh/wetland	0.02%	12,750,967m²
	Arable Farming	3.4.0 Perennial horticulture, 3.4.9 Grapes, 4.4.9 Irrigated grapes	0.02%	12,750,967m²
	Unknown	3.6.5 Abandoned perennial horticulture	0.00%	2,500,190m²
	Mining	5.8.0 Mining	0.00%	1,500,114m²
Show minor land uses 6
				518,784,327m²

Waterbug sample history

Sampled on 11 November 2009

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Gastropoda KG	13	1
Hydrobiidae (Unident.) KG029999	1
Lymnaeidae (Unident.) KG059999	2
Physidae (Unident.) KG089999	10
Bivalvia KP	2	3
Sphaeriidae (Unident.) KP039999	2
Oligochaeta LO	9	2
Oligochaeta (Unident.) LO999999	9
Acarina MM	1	6
Mites (Unident.) MM999999	1

Unknown OH	5
Ostracoda (Unident.) OH999999	5
Amphipoda OP	18	3
Ceinidae (Unident.) OP029999	18

Unknown OT	10
Atyidae (Unident.) OT019999	10

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	57	5
Haliplidae (Unident.) QC069999	1
Dytiscidae (Unident.) QC099999	19
Hydrophilidae (Unident.) QC119999	24

Hydraenidae (Unident.) QC139999	1

Scirtidae (Unident.) QC209999	5

Elmidae (Unident.) QC349999	5

Psephenidae (Unident.) QC379999	2

Diptera QD	19	3
Tipulidae (Unident.) QD019999	1
Simuliidae (Unident.) QD109999	1

Stratiomyidae (Unident.) QD249999	1
Tanypodinae (Unident.) QDAE9999	7
Orthocladiinae (Unident.) QDAF9999	4
Chironominae (Unident.) QDAJ9999	5
Ephemeroptera QE	25	9
Baetidae (Unident.) QE029999	1
Leptophlebiidae (Unident.) QE069999	5
Caenidae (Unident.) QE089999	19
Hemiptera QH	16	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	1
Gelastocoridae (Unident.) QH649999	1
Corixidae (Unident.) QH659999	3
Naucoridae (Unident.) QH669999	1
Notonectidae (Unident.) QH679999	8
Lepidoptera QL	15	2
Crambidae (Unident.) QL019999	15

Odonata QO	22	3
Coenagrionidae (Unident.) QO029999	15
Isostictidae (Unident.) QO039999	1
Lestidae (Unident.) QO059999	1
Gomphidae (Unident.) QO139999	3
Corduliidae (Unident.) QO169999	1
Libellulidae (Unident.) QO179999	1
Plecoptera QP	7	10
Gripopterygidae (Unident.) QP039999	7
Trichoptera QT	12	8
Hydroptilidae (Unident.) QT039999	2
Ecnomidae (Unident.) QT089999	2
Leptoceridae (Unident.) QT259999	8

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.9