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

d/s Black Springs Rd BRS0028

Source	Melbourne Water
Latest Sample Date	04-03-2008
Taxa count ORDER	6
Taxa count FAMILY	7
Taxa count ALT	7
Mayflies present?	0
	ORDER	FAMILY	ALT
SIGNAL	2.5	2.4	1.4
Weighted SIGNAL	2		2.4

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	87.49%	3,769,781,502m²
	Pastoral Farming	3.2.0 Grazing modified pastures	3.94%	169,683,901m²
	Arable Farming	3.3.0 Cropping, 3.4.9 Grapes	3.70%	159,437,892m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area	2.51%	108,207,848m²
	Minimal Use	1.3.0 Other minimal use	0.66%	28,239,000m²
	Waste Management	5.9.5 Sewage/sewerage	0.53%	22,741,141m²
	Mining	5.8.2 Quarries	0.49%	20,991,823m²
	Unknown	3.6.4 No defined use	0.37%	15,743,867m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.32%	13,744,646m²
Show minor land uses 6
				43,085,716m²

Waterbug sample history

Sampled on 4 March 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	5	2
Dugesiidae (Unident.) IF619999	5
Unknown IH	1
Tetrastemmatidae (Unident.) IH019999	1
Coleoptera QC	1	5
Hydraenidae (Unident.) QC139999	1

Diptera QD	2	3
Chironominae (Unident.) QDAJ9999	2
Hemiptera QH	2	2
Veliidae (Unident.) QH569999	1
Corixidae (Unident.) QH659999	1
Odonata QO	2	3
Coenagrionidae (Unident.) QO029999	2

SIGNALT	2.5
	ORDER
Weighted SIGNALT	2.4

Sampled on 28 November 2007

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Diptera QD	18	3
Simuliidae (Unident.) QD109999	1

Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	16
Hemiptera QH	4	2
Veliidae (Unident.) QH569999	3
Corixidae (Unident.) QH659999	1
Lepidoptera QL	2	2
Lepidoptera (Unident.) QL999999	2

SIGNALT	2.2
	ORDER
Weighted SIGNALT	2.5

Sampled on 23 March 2001

Taxa	Abundance	SIGNALT Grade
Diptera QD	28	3
Simuliidae (unident.) QD100000	24

Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	2
Hemiptera QH	6	2
Veliidae QH560000	1
Corixidae QH650000	4
Notonectidae QH670000	1
Odonata QO	3	3
Coenagrionidae QO020000	3

SIGNALT	2.7
	ORDER
Weighted SIGNALT	2.7

Sampled on 17 October 2000

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	4	1
Ancylidae KG060000	1
Physidae KG080000	3
Oligochaeta LO	3	2
Naididae LO050000	2
Lumbriculidae LO060000	1
Diptera QD	6	3
Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	5
Hemiptera QH	4	2
Veliidae QH560000	3
Corixidae QH650000	1
Odonata QO	1	3
Coenagrionidae QO020000	1

SIGNALT	2.2
	ORDER
Weighted SIGNALT	2.2

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