Mount Royal Park Swamp Characterization and Amphibian Habitat Protection and Enhancement Recommendations
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Mount Royal Park Swamp Characterization and Amphibian Habitat Protection and Enhancement Recommendations Kerri Landry V00773610 University of Victoria Submitted to Dr. Schaeffer April 1st 2014 1 Table of Contents EXECUTIVE SUMMARY ........................................................................................................ 6 INTRODUCTION ................................................................................................................... 7 Importance of Wetlands and Surrounding Uplands to Aquatic-Breeding Amphibians ............. 8 Current Status of Blue-Spotted Salamander Population on Mount Royal ................................. 8 Landscape and Ecosystem Features ...................................................................................... 10 Mount Royal Park ............................................................................................................ 10 Mount Royal Swamp ........................................................................................................ 11 Vegetation .................................................................................................................... 11 Hydrology .................................................................................................................... 12 METHODOLOGY ................................................................................................................. 14 Reconnaissance Visit and Field Survey Site Selections ........................................................... 14 Methods and Protocols ........................................................................................................ 15 Field Survey Assessment Scope ............................................................................................ 15 Site Photographs .................................................................................................................. 16 Aquatic Ecosystem Field Sampling ....................................................................................... 16 Equipment and Materials .................................................................................................. 16 Aquatic Sampling Technique ............................................................................................ 16 Plot Location Selection .................................................................................................... 17 Plot layout ....................................................................................................................... 17 Relevé Sampling Procedure .............................................................................................. 17 Water Quality Sampling .................................................................................................... 18 Terrestrial Ecosystem Field Sampling ................................................................................... 19 Equipment and Materials .................................................................................................. 19 Terrestrial Sampling Technique ........................................................................................ 19 Transect-quadrat layout .................................................................................................... 20 Sampling Procedure ......................................................................................................... 20 Soil/Substrate Assessment ............................................................................................... 23 Hydroperiod Analysis ........................................................................................................... 23 RESULTS ............................................................................................................................... 26 Ecosystem Characteristics and Conditions ............................................................................ 26 Physical Attributes, Site Description and Observations ..................................................... 26 MRS-1 .......................................................................................................................... 26 MRS-2 .......................................................................................................................... 26 2 Aquatic Characteristics and Conditions ............................................................................. 27 MRS-1 .......................................................................................................................... 27 Aquatic Vegetation Relevé ............................................................................................. 27 Water Quality ............................................................................................................. 28 Sedimentation .............................................................................................................. 28 Aquatic Amphibian Microhabitat-refugia ......................................................................... 29 MRS-2 .......................................................................................................................... 29 Aquatic Vegetation Relevé ............................................................................................. 29 Water Quality ............................................................................................................. 29 Aquatic Amphibian Microhabitat-refugia ......................................................................... 29 Hydroperiod .................................................................................................................... 29 Summary and Interpretation Data in Relation to Habitat Suitability Criteria .................. 30 Terrestrial Characteristics and Conditions ......................................................................... 31 MRS-1 .......................................................................................................................... 31 Vegetation .................................................................................................................. 31 Ground Cover of Human Created Habitats, Natural Habitats and Amphibian Microhabitat Features ..................................................................................................................... 33 MRS-2 .......................................................................................................................... 34 Vegetation .................................................................................................................. 34 Ground Cover of Human Created Habitats, Natural Habitats and Amphibian Microhabitat Features ..................................................................................................................... 34 Soil Characteristics and Conditions ............................................................................... 34 DISCUSSION ......................................................................................................................... 37 Aquatic ................................................................................................................................ 37 Vegetation ....................................................................................................................... 37 Aquatic Amphibian Microhabitat-refugia .......................................................................... 37 Water Quality ................................................................................................................... 37 Dissolved oxygen ......................................................................................................... 37 Temperature ................................................................................................................. 38 pH ............................................................................................................................... 38 Hydrology ........................................................................................................................ 39 Hydroperiod ................................................................................................................ 39 Sediment .................................................................................................................... 40 Water Retention ........................................................................................................... 41 3 Terrestrial ............................................................................................................................ 41 Vegetation ....................................................................................................................... 41 Ground Cover of Human Created Habitats, Natural Habitats and Amphibian Microhabitat Features ........................................................................................................................... 41 Adjacent Landscape Characteristics and Conditions within Mount Royal Park ...................... 42 Protection of Core Habitat Area ....................................................................................... 42 Alternative Breeding Sites ................................................................................................. 44 Emerald Ash Borer .............................................................................................................. 45 Racoons ..............................................................................................................................