MARINE RESOURCES WESTRIDGE MARINE TERMINAL TECHNICAL REPORT FOR THE TRANS MOUNTAIN PIPELINE ULC TRANS MOUNTAIN EXPANSION PROJECT Prepared for: Trans Mountain Pipeline ULC Kinder Morgan Canada Inc. Suite 2700, 300 – 5th Avenue S.W. Calgary, Alberta T2P 5J2 Ph.: (403) 514-6400 Prepared by: Stantec Consulting Ltd. 4370 Dominion Street, Suite 500 Burnaby, BC, V5G 4L7 Ph.: (604) 436-3014 1231-10494 REP-NEB-TERA-00022 December 2013 December 1, 2013 MARINE RESOURCES Table of Contents EXECUTIVE SUMMARY .............................................................................................................. V DEFINITIONS AND ACRONYM LIST .......................................................................................... XI 1.0 INTRODUCTION ...........................................................................................................1.1 1.1 PROJECT OVERVIEW ...................................................................................................... 1.2 1.2 OBJECTIVES ..................................................................................................................... 1.3 1.3 REGULATORY STANDARDS ............................................................................................ 1.3 1.3.1 Federal Standards ....................................................................................... 1.3 2.0 CONSULTATION AND ENGAGEMENT .........................................................................2.1 2.1 PUBLIC CONSULTATION, ABORIGINAL ENGAGEMENT AND LANDOWNER RELATIONS ....................................................................................................................... 2.1 2.2 REGULATORY CONSULTATION ...................................................................................... 2.2 3.0 METHODS .....................................................................................................................3.1 3.1 PROJECT INTERACTIONS AND IDENTIFICATION OF POTENTIAL EFFECTS .................. 3.1 3.2 ASSESSMENT INDICATORS AND MEASUREMENT ENDPOINTS .................................... 3.2 3.3 STUDY AREA BOUNDARIES ............................................................................................ 3.5 3.4 EXISTING CONDITIONS ................................................................................................... 3.5 3.5 LITERATURE/DESKTOP REVIEW ....................................................................................... 3.5 3.6 FIELD DATA COLLECTION METHODS ............................................................................ 3.6 3.6.1 Marine Riparian Habitat Survey ................................................................. 3.6 3.6.2 Intertidal Survey ........................................................................................... 3.7 3.6.3 Subtidal Remotely Operated Vehicle (ROV) Survey .............................. 3.9 4.0 RESULTS OF LITERATURE/DESKTOP REVIEW ..................................................................4.1 4.1 ABORIGINAL TRADITIONAL KNOWLEDGE ................................................................... 4.1 4.2 GENERAL INFORMATION ............................................................................................... 4.1 4.2.1 Physical Setting ............................................................................................ 4.1 4.2.2 Biological Setting ......................................................................................... 4.2 4.3 INDICATOR SPECIES AND HABITATS ............................................................................. 4.3 4.3.1 Marine Riparian Habitat ............................................................................. 4.3 4.3.2 Intertidal Habitat .......................................................................................... 4.4 4.3.3 Subtidal Habitat ........................................................................................... 4.6 4.3.4 Dungeness Crab .......................................................................................... 4.7 4.3.5 Pacific Salmon ............................................................................................. 4.9 4.3.6 Inshore Rockfish.......................................................................................... 4.14 4.3.7 Harbour Seal ............................................................................................... 4.16 5.0 RESULTS OF FIELD DATA COLLECTION ........................................................................5.1 5.1 MARINE RIPARIAN HABITAT ........................................................................................... 5.1 5.1.1 Summary ....................................................................................................... 5.4 5.2 INTERTIDAL HABITAT ........................................................................................................ 5.4 dc v:\1231\active\em\123110494\report\tr_terminal\marine_resources\marine_resources_westridge_marine_terminal_technical_report.docx i MARINE RESOURCES 5.2.1 Slope and Substrate Type........................................................................... 5.4 5.2.2 Biological Communities .............................................................................. 5.5 5.2.3 Zone Characteristics ................................................................................. 5.10 5.2.4 Summary ..................................................................................................... 5.12 5.3 SUBTIDAL HABITAT ......................................................................................................... 5.12 5.3.1 Substrate Type ............................................................................................ 5.15 5.3.2 Algae ........................................................................................................... 5.15 5.3.3 Invertebrates .............................................................................................. 5.15 5.3.4 Fish ............................................................................................................... 5.16 5.3.5 Summary ..................................................................................................... 5.16 5.4 MARINE MAMMALS ...................................................................................................... 5.16 6.0 DISCUSSION AND MITIGATION RECOMMENDATIONS ..............................................6.1 6.1 SUPPLEMENTAL STUDIES ................................................................................................. 6.2 6.2 GENERAL RECOMMENDATIONS ................................................................................... 6.3 7.0 SUMMARY ....................................................................................................................7.1 8.0 REFERENCES .................................................................................................................8.1 8.1 LITERATURE CITED ........................................................................................................... 8.1 8.2 FIGURE AND MAPPING REFERENCES ......................................................................... 8.10 LIST OF TABLES Table 2.1: Summary of Consultation Activities Related to Marine Resources ......... 2.2 Table 3.1: Marine Resources Indicators and Measurement Endpoints ................... 3.3 Table 3.2: Potential Environmental Effects and Measurement Endpoints ............... 3.4 Table 4.1: Length and Relative Abundance of Shore Types ................................... 4.6 Table 5.1: Marine Riparian Habitat Types ................................................................... 5.1 Table 5.2: Relative Abundance of Vascular Plant Species ..................................... 5.2 Table 5.3: Slope and Length of Vertical Transects .................................................... 5.4 Table 5.4: Substrate Type (% Cover) Based on Quadrat Average ......................... 5.4 Table 5.5: Marine Invertebrate Species Observed in the Intertidal Zone .............. 5.5 Table 5.6: Average Percent Cover/Average Number of Marine Invertebrates per Quadrat ................................................................................................. 5.6 Table 5.7: Occurrence Rate (%) of Marine Invertebrates ........................................ 5.7 Table 5.8: Marine Algae Species Observed in the Intertidal Zone ......................... 5.8 Table 5.9: Average Percent Cover of Marine Algae per Quadrat ........................ 5.9 Table 5.10: Occurrence Rate (%) of Marine Algae .................................................... 5.9 Table 5.11: Average Percent Cover of Substrate Types in Intertidal Zones .......... 5.10 Table 5.12: Average Percent Cover/Number of Individuals of Marine Invertebrates in Intertidal Zones ................................................. 5.11 Table 5.13: Average Percent Cover of Marine Algae in Intertidal Zones .............. 5.11 Table 5.14: Marine Species Observed during the Subtidal ROV Survey ................ 5.13 Table 6.1: Potential Effects and Recommended Mitigation Measures for Marine Resources - Westridge Marine Terminal ...................................... 6.3 dc v:\1231\active\em\123110494\report\tr_terminal\marine_resources\marine_resources_westridge_marine_terminal_technical_report.docx ii MARINE RESOURCES LIST OF FIGURES Figure 3.1: Footprint and Marine Resources LSA ......................................................... A.3 Figure 3.2: Marine RSA ....................................................................................................