Native Habitat Inventory Final Report 2004 - St. Lucie County

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St. Lucie County Native Habitat Inventory Submitted to St. Lucie County 6120 Glades Cutoff Road Ft. Pierce, FL 34981 by Pandion Systems, Inc. 5200 NW 43 rd St. Suite 102-314 Gainesville, FL 32606-4482 (352) 372-4747 phone (352) 372-4714 fax www.pandionsystems.com In association with GIS Associates, Inc. 2158 NW 5 th Ave. Gainesville, FL 32603 (352) 384-1465 phone (352) 384-1467 fax www.gis-associates.com June 2004
Table of Contents Acknowledgements ............................................................................................................ i Acronyms and Abbreviations .......................................................................................... ii Glossary ............................................................................................................................ iii Executive Summary .......................................................................................................... v Introduction ....................................................................................................................... 1 Project Overview ............................................................................................................ 1 Natural Communities of St. Lucie County – Landscape and Geographical Setting ....... 2 Countywide Overview ................................................................................................ 4 Native Habitat Lost and Preserved 1992-2002 ....................................................... 4 Site Data Summaries ............................................................................................... 5 Conversion of FLUCCS to FNAI ......................................................................... 14 Methods and Results ....................................................................................................... 16 Overview ....................................................................................................................... 16 Native Habitat Lost and Preserved Between 1992 and 2002 ....................................... 16 Summary of GIS Methods: Creation of 1992 and 2002 Land Cover GIS Layers .... 16 GIS Database Development; ................................................................................. 16 GIS Analysis, Statistical Calculations, and Modeling for Ecological Decision- Support .................................................................................................................. 17 Comparison of Current Techniques to the 1992 Inventory .................................. 22 Inventory of Existing Native Upland and Wetland Communities ............................ 26 Quantitative Assessment of the Areas of Existing Native and Wetland Communities in the County and the Amount of Loss of Habitat Since 1992....... 26 Identification of Lands Preserved Since 1992 and the Acres and Types of Natural Communities in Each Preserve ............................................................................. 31 Site Data Summaries ..................................................................................................... 41 Overview ................................................................................................................... 41 Collect Existing Inventories ...................................................................................... 41 Identify Potential Sites for Surveying and Recommendations for Site Selection .... 41 Requesting Landowner Permission........................................................................... 41 Field Data Collection ................................................................................................ 44 Field Data Management and Analysis ...................................................................... 45 Conversion of FLUCCS to FNAI .................................................................................. 47 Site Inventories and Reclassification ........................................................................ 47 Intersection with FLUCCS ....................................................................................... 47 Discussion ................................................................................................................. 48
Page 1: St. Lucie County Native Habitat Inv
Page 5 and 6: Appendix E. List of Rare Species th
Page 7 and 8: Acknowledgements Pandion Systems wo
Page 9 and 10: Glossary ACI - Area of Conservation
Page 11 and 12: Executive Summary The overall objec
Page 13 and 14: The Site Data Summaries and Ranks s
Page 15 and 16: • To identify and prioritize land
Page 17 and 18: The species-area relationship does
Page 19 and 20: composition through selective grazi
Page 21 and 22: Site No Site Rank Overall Ecologica
Page 23 and 24: The Site Data Summaries and Ranks s
Page 25 and 26: 5 -- Slated for development or prim
Page 27 and 28: 5 -- Directly contiguous with large
Page 29 and 30: Methods and Results Overview This p
Page 31 and 32: Project Team made a judgment call o
Page 33 and 34: Figure 3. St. Lucie County 2002 Nat
Page 35 and 36: Discussion of Methodology The limit
Page 37 and 38: Table 6. Estimated Acreages of FNAI
Page 39 and 40: Inventory of Existing Native Upland
Page 41 and 42: Number Polygons 49 385 1,318 FLUCCS
Page 43 and 44: Despite these exceptions, most spec
Page 45 and 46: Table 10. Summary of FLUCCS Types a
Page 47 and 48: SITE NAME FLUCCS Descriptions FLUCC
Page 49 and 50: SITE NAME FLUCCS Descriptions FLUCC
Page 51 and 52: Table 11. Comparison of the Amount
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FLUCCS Number FLUCCS Description Ac
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mixed landowner response. Ultimatel
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Developing Field Data Collection Ma
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Table 12. Example of Calculation of
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influences rather than natural infl
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FLUCCS FLUCCS Description 213 Sum o
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FLUCCS FLUCCS Description FNAI Assi
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southeastern kestrel, Florida sandh
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Site 4N. FNAI Natural Communities L
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Site 4S. FNAI Natural Communities L
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Table 2. Community Types present on
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Site Number: 24 Site Rank: A Total
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Common Name Scientific Name FLEPPC
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Site 24. Rare Species [´ hg [´ hg
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Site 25. FNAI Natural Communities L
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Site 25. Invasive Exotic Species qp
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Site History/Habitat Disturbance -
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SIte 41. Rare Species Legend qp Cha
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Site Number: 42 Site Rank: A/B Tota
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Ownership/Notes - The west part is
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Site 42. Rare Species [ [ [ [ Legen
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Ownership/Notes - Permission for gr
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101
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Hydrology - The hydrology has been
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107
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SIte 51. Rare Species Legend [ Goph
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113
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Canals surround the site but the si
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Site Number: 7 Site Rank: B Total A
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Management for this site will be th
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Site Number: 11 Site Rank: B Total
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Table 4. Invasive Exotic Species ob
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Site 11. Rare Species * [` l Legend
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131
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vegetation observed. There are some
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137
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Proximity to primary and secondary
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143
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Table 2. Community Types present on
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Site 15. Rare Species "e "e Legend
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149
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Site 18. Rare Species Legend !F Gru
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155
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Fork of the St. Lucie which is the
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161
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Site History/Habitat Disturbance- T
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Site 28. Rare Species [ [¨ ih hg [
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167
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Table 3. Listed Species observed. C
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Site 30. Rare Species ih [ [ [¨[ l
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173
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Hydrology - The overall hydrologica
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177
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Table 3. Listed Species observed. C
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Site 16. Invasive Exotic Species Le
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Site Number: 17 Site Rank: C Total
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187
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Hydrology - The vegetation at the t
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Site 26. Invasive Exotic Species ¡
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¡£ qp Site 27. Invasive Exotic Sp
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Conclusions The opportunity for pre
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Bibliography Cooper RM, Ortel TW. 1
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Lenze DG. 2002. Florida Long-term E
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Appendices Appendix A. Explanation
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Definitions derived from U.S. Endan
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Appendix B. Rare Species Observed R
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Appendix D. Natural Communities Obs
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Scientific Name Common Name Coelora
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Scientific Name Common Name Federal
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Scientific Name Global Occurrence S
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BOARD OF COUNTY COMMISSIONERS PUBLI
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Appendix H. Mapping Discussion This
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Appendix I. Conversion of FLUCCS Ca
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FLUCCS to FNAI Conversion Improved
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FLUCCS to FNAI Conversion Mixed Ran
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FLUCCS to FNAI Conversion Lakes
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Table 13. Community Conversion from
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FLUCCS to FNAI Conversion Longleaf
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FLUCCS to FNAI Conversion Hardwood-
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FLUCCS to FNAI Conversion Wetland F
Page 292 and 293:
FLUCCS to FNAI Conversion Cypress w
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Native Habitat Inventory Final Report 2004 - St. Lucie County

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