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Quality Assurance Statement Revision Author Reviewer Approved for Issue No. Name Date 0 Nicole Lechner, Rob Friend Tyrone Lavery 1 Nicole Lechner, Rob Friend Rob Friend 11/05/07 Tyrone Lavery NATURAL SOLUTIONS ENVIRONMENTAL CONSULTANTS PTY LTD Brisbane Office: Cairns Office: Suite 16, Level 2 Central Brunswick, Level 2, 26 Florence Street Cnr Brunswick & Martin Streets CAIRNS QLD 4870 FORTITUDE VALLEY QLD 4006 PO Box 6935, Cairns Qld 4870 PO Box 1156, Fortitude Valley Qld 4006 Tel: (07) 4041 3522 Tel: (07) 3124 9400 Fax (07) 4051 4141 Fax: (07) 3124 9499 Sunshine Coast Office - Steve Dudgeon Townsville Office - Shayne Lowe PO Box 1522 Level 4, Northtown Tower NOOSA HEADS QLD 4567 280 Flinders Mall (access via Ogden Street) Mob: 0437 545 528 TOWNSVILLE QLD 4810 PO Box 279, Townsville Qld 4810 Tel: (07) 4772 5033 Fax: (07) 4772 5044 Mob: 0418 783 560 DEPARTMENT OF PUBLIC WORKS – PROJECT SERVICES Ecological Assessment Spring Creek, Gatton Final Report TABLE OF CONTENTS EXECUTIVE SUMMARY .........................................................................................................1 1.0 INTRODUCTION ...................................................................................................3 1.1 Background......................................................................................................................3 1.2 Site Description ...............................................................................................................3 1.3 Scope of Work / Objectives.............................................................................................3 1.4 Statutory Considerations................................................................................................6 1.4.1 Federal ..............................................................................................................................6 1.4.2 State..................................................................................................................................6 1.4.3 Local................................................................................................................................11 2.0 METHODOLOGY ................................................................................................12 2.1 Background Review ......................................................................................................12 2.2 Consultation...................................................................................................................12 2.3 Field Assessment & Survey Methods ..........................................................................12 2.3.1 General............................................................................................................................12 2.3.2 Flora Survey Methodology...............................................................................................12 2.3.3 Fauna Survey Methodology.............................................................................................13 3.0 FLORA.................................................................................................................17 3.1 Vegetation Communities...............................................................................................17 3.2 Discussion .....................................................................................................................18 3.3 Significant Species........................................................................................................20 3.4 Weed Species ................................................................................................................23 4.0 FAUNA ................................................................................................................24 4.1 Species Observed..........................................................................................................24 4.2 Fauna Habitat.................................................................................................................27 4.3 Significant Species........................................................................................................29 4.4 Pest Species ..................................................................................................................31 5.0 BIODIVERSITY VALUES ....................................................................................33 5.1 Introduction....................................................................................................................33 5.2 Site Assessment............................................................................................................33 5.3 Corridors and Linkages ................................................................................................34 May 2007 ( i ) Z:\J07\J07-035_Spring Creek, Gatton\Reports\Ecological Assessment\J07-035_040607_FL Ecological Assessment.doc DEPARTMENT OF PUBLIC WORKS – PROJECT SERVICES Ecological Assessment Spring Creek, Gatton Final Report 5.4 Waterways......................................................................................................................35 6.0 PROPOSED DEVELOPMENT ............................................................................36 6.1 Opportunities and Constraints .....................................................................................36 6.2 Ecological Constraints..................................................................................................36 6.3 Recommendations.........................................................................................................38 7.0 CONCLUSION.....................................................................................................40 8.0 REFERENCES ....................................................................................................41 FIGURES Figure 1 Site Locality ...........................................................................................................4 Figure 2 Aerial Photograph ..................................................................................................5 Figure 3 Regional Ecosystem Mapping ...............................................................................8 Figure 4 Fauna Survey Locations ......................................................................................14 Figure 5 Site Vegetation Communities...............................................................................19 Figure 6 Location of significant species recorded on the site ............................................32 Figure 7 Environmental Constraints...................................................................................37