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

Back Beach Rd WHA0005

Source	Melbourne Water
Latest Sample Date	01-04-2008
Taxa count ORDER	6
Taxa count FAMILY	9
Taxa count ALT	10
Mayflies present?	0
	ORDER	FAMILY	ALT
SIGNAL	2.8	3.1	1
Weighted SIGNAL	3.8	5	2.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.6 Protected landscape, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	63.78%	10,223,413,424m²
	Pastoral Farming	3.2.0 Grazing modified pastures	14.93%	2,392,607,359m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.3 Recreation and culture, 5.7.2 Roads	12.93%	2,072,992,829m²
	Industrial	5.5.1 Commercial services	0.38%	61,522,046m²
	Waste Management	5.9.5 Sewage/sewerage	0.21%	33,261,919m²
	Mining	5.8.2 Quarries	0.08%	13,004,660m²
	Arable Farming	3.3.0 Cropping	0.06%	9,253,316m²
Show minor land uses 4
				160,292,439m²

Waterbug sample history

Sampled on 1 April 2008

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	30	1
Hydrobiidae (Unident.) KG029999	30
Amphipoda OP	51	3
Ceinidae (Unident.) OP029999	51

Coleoptera QC	16	5
Dytiscidae (Unident.) QC099999	9
Dytiscidae (Unident.)(Larva) QC09999I	1
Hydrophilidae (Unident.) QC119999	6

Diptera QD	47	3
Tanypodinae (Unident.) QDAE9999	30
Chironominae (Unident.) QDAJ9999	17
Hemiptera QH	1	2
Corixidae (Unident.) QH659999	1
Odonata QO	32	3
Coenagrionidae (Unident.) QO029999	30
Lestidae (Unident.) QO059999	2

SIGNALT	2.8
	ORDER
Weighted SIGNALT	2.9

Sampled on 5 December 2007

Taxa	Abundance	SIGNALT Grade
Amphipoda OP	99	3
Ceinidae (Unident.) OP029999	99

Coleoptera QC	82	5
Dytiscidae (Unident.) QC099999	16
Dytiscidae (Unident.)(Larva) QC09999I	25
Hydrophilidae (Unident.) QC119999	33

Hydrophilidae (Unident.)(Larva) QC11999I	8

Diptera QD	14	3
Culicidae (Unident.) QD079999	8

Tanypodinae (Unident.) QDAE9999	3
Chironominae (Unident.) QDAJ9999	3

SIGNALT	3.7
	ORDER
Weighted SIGNALT	3.7

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