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

PETRIE CREEK DOWNSTREAM FROM COUNCIL WEIR 1410039

Source	MIV
Latest Sample Date	05-11-1998
Taxa count ORDER	14
Taxa count FAMILY	33
Taxa count ALT	33
Mayflies present?	16
	ORDER	FAMILY	ALT
SIGNAL	3.4	3.4	2.8
Weighted SIGNAL	3.6		3.8

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, 5.5.5 Research facilities, 5.6.5 Electricity substations and transmission, 5.7.0 Transport and communication, 5.7.2 Roads	51.11%	3,658,300,010m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	30.59%	2,189,529,932m²
	Arable Farming	3.3.5 Sugar, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.5 Shrub berries and fruits, 3.5.3 Seasonal vegetables and herbs, 4.4.0 Irrigated perennial horticulture, 4.5.0 Irrigated seasonal horticulture, 4.5.4 Irrigated turf farming	8.43%	603,258,247m²
	Natural	1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	4.34%	310,504,245m²
	Industrial	5.3.0 Manufacturing and industrial, 5.5.1 Commercial services	2.32%	165,752,266m²
	Intensive Arable Farming	5.1.0 Intensive horticulture	0.67%	48,000,656m²
	Unknown	3.6.0 Land in transition, 4.6.5 Abandoned irrigated perennial horticulture	0.50%	35,750,489m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.49%	35,250,482m²
	Waste Management	5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.48%	34,250,468m²
	Forestry	2.2.0 Production native forests	0.42%	30,000,410m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.6.0 Estuary/coastal waters	0.39%	27,750,379m²
	Intensive Pastoral Farming	5.2.6 Horse studs	0.27%	19,000,260m²
Show minor land uses 8
				71,573,478m²

Waterbug sample history

Sampled on 5 November 1998

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Temnocephalidea (Unident.) IF499999	2
Gastropoda KG	14	1
Hydrobiidae (Unident.) KG029999	3
Thiaridae (Unident.) KG049999	11
Bivalvia KP	9	3
Corbiculidae (Unident.) KP029999	9
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Acarina MM	10	6
Mites (Unident.) MM999999	10

Unknown OJ	2
Copepoda (Unident.) OJ999999	2
Amphipoda OP	9	3
Talitridae sp.(Unident.) OP019999	9

Unknown OT	5
Atyidae (Unident.) OT019999	2

Palaemonidae (Unident.) OT029999	3

Coleoptera QC	25	5
Dytiscidae (Unident.) QC099999	2
Hydrophilidae (Unident.) QC119999	18

Hydraenidae (Unident.) QC139999	1

Elmidae (Unident.) QC349999	4

Diptera QD	52	3
Simuliidae (Unident.) QD109999	10

Tanypodinae (Unident.) QDAE9999	9
Orthocladiinae (Unident.) QDAF9999	13
Chironominae (Unident.) QDAJ9999	20
Ephemeroptera QE	16	9
Baetidae (Unident.) QE029999	9
Caenidae (Unident.) QE089999	7
Hemiptera QH	10	2
Mesoveliidae (Unident.) QH529999	1
Hydrometridae (Unident.) QH549999	1
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	2
Gelastocoridae (Unident.) QH649999	1
Corixidae (Unident.) QH659999	3
Odonata QO	27	3
Coenagrionidae (Unident.) QO029999	10
Isostictidae (Unident.) QO039999	5
Protoneuridae (Unident.) QO049999	1
Gomphidae (Unident.) QO139999	7
Libellulidae (Unident.) QO179999	4
Trichoptera QT	11	8
Hydropsychidae (Unident.) QT069999	10
Ecnomidae (Unident.) QT089999	1

SIGNALT	3.4
	ORDER
Weighted SIGNALT	3.9

Sampled on 18 June 1998

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	25	1
Hydrobiidae (Unident.) KG029999	14
Thiaridae (Unident.) KG049999	11
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Unknown OJ	10
Copepoda (Unident.) OJ999999	10
Unknown OT	4
Palaemonidae (Unident.) OT029999	4

Coleoptera QC	3	5
Hydrophilidae (Unident.) QC119999	3

Diptera QD	42	3
Simuliidae (Unident.) QD109999	11

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	10
Chironominae (Unident.) QDAJ9999	20
Ephemeroptera QE	4	9
Baetidae (Unident.) QE029999	2
Caenidae (Unident.) QE089999	2
Odonata QO	15	3
Coenagrionidae (Unident.) QO029999	10
Gomphidae (Unident.) QO139999	1
Libellulidae (Unident.) QO179999	4
Trichoptera QT	10	8
Hydropsychidae (Unident.) QT069999	10

SIGNALT	3.4
	ORDER
Weighted SIGNALT	3.2