appendix b final 2008 biological surveys of los angeles and long ...

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Table of Contents 5.4.5 Historical Comparisons ....................................................................................... 5–10 5.5 Exotic Species .......................................................................................................... 5–10 6.0 Riprap Biota .................................................................................................................. 6–1 6.1 Introduction ................................................................................................................. 6–1 6.2 Methodology ............................................................................................................... 6–1 6.2.1 Diver Surveys ........................................................................................................ 6–1 6.2.2 Data Analyses ....................................................................................................... 6–3 6.3 Community Summary Measures ................................................................................ 6–3 6.3.1 Abundance ............................................................................................................ 6–3 6.3.2 Biomass ................................................................................................................. 6–4 6.3.3 Number of Species ................................................................................................ 6–4 6.3.4 Diversity and Dominance ...................................................................................... 6–4 6.4 Species Composition .................................................................................................. 6–4 6.4.1 Scraped Quadrats ................................................................................................. 6–4 6.4.2 Diver Observations ................................................................................................ 6–5 6.5 Dominant Species ...................................................................................................... 6–6 6.6 Summary of Spatial and Temporal Variations ............................................................ 6–7 6.7 Historical Comparisons ............................................................................................... 6–7 6.8 Exotic Species ............................................................................................................ 6–7 7.0 Kelp and Macroalgae ................................................................................................... 7–1 7.1 Introduction ................................................................................................................. 7–1 7.2 Methodology ............................................................................................................... 7–2 7.2.1 Aerial Photography ................................................................................................ 7–2 7.2.2 Diver Surveys ........................................................................................................ 7–2 7.2.3 Data Analysis ........................................................................................................ 7–3 7.3 Kelp Bed Distribution .................................................................................................. 7–3 7.3.1 Spatial Distribution ................................................................................................ 7–3 7.3.2 Temporal Variability ............................................................................................... 7–4 7.4 Macroalgae Species Composition .............................................................................. 7–6 7.4.1 Inner Harbor .......................................................................................................... 7–6 7.4.2 Outer Harbor ......................................................................................................... 7–6 7.5 Historical Comparisons ............................................................................................... 7–7 7.6 Invasive Species ......................................................................................................... 7–8 8.0 Eelgrass ........................................................................................................................ 8–1 8.1 Introduction ................................................................................................................. 8–1 8.2 Methodology ............................................................................................................... 8–2 2008 Biological Surveys of Los Angeles and Long Beach Harbors iii April 2010
Table of Contents 8.2.1 Aerial Photography ................................................................................................ 8–2 8.2.2 Side-Scan Sonar ................................................................................................... 8–3 8.2.3 Diver Surveys ........................................................................................................ 8–3 8.2.4 Data Analysis ........................................................................................................ 8–4 8.3 Results ........................................................................................................................ 8–4 8.3.1 Eelgrass Distribution ............................................................................................. 8–4 8.3.2 Results by Eelgrass Area and Season .................................................................. 8–4 8.3.3 Eelgrass Characteristics ...................................................................................... 8–10 8.3.4 Comparison of 2000 and 2008 Surveys .............................................................. 8–10 8.4 Spatial and Temporal Variation ................................................................................ 8–11 8.4.1 Seasonal Eelgrass Dynamics within Los Angeles Harbor ................................... 8–11 8.4.2 Regional Eelgrass Dynamics within the Ports ..................................................... 8–14 8.5 Historical Comparisons ............................................................................................. 8–15 9.0 Birds .............................................................................................................................. 9–1 9.1 Introduction ................................................................................................................. 9–1 9.2 Methodology ............................................................................................................... 9–1 9.2.1 Field Surveys ......................................................................................................... 9–1 9.2.2 Data Analysis ........................................................................................................ 9–2 9.3 Abundance and Diversity ............................................................................................ 9–2 9.4 Species Composition .................................................................................................. 9–3 9.4.1 Percent Guild and Species Abundance ................................................................. 9–3 9.4.2 Special-status Species .......................................................................................... 9–4 9.4.3 Rare Sightings ....................................................................................................... 9–7 9.5 Habitat Utilization ........................................................................................................ 9–8 9.5.1 Distribution and Abundance in Survey Zones ....................................................... 9–9 9.5.2 Distribution and Abundance in Habitat Types ..................................................... 9–10 9.5.3 Activity ................................................................................................................. 9–10 9.6 Historical Comparisons ............................................................................................. 9–11 10.0 Marine Mammals ........................................................................................................ 10–1 10.1 Introduction ............................................................................................................... 10–1 10.2 Methodology ............................................................................................................. 10–1 10.3 Species Composition ................................................................................................ 10–1 10.4 Historical Comparisons ............................................................................................. 10–2 11.0 References .................................................................................................................. 11–1 iv 2008 Biological Surveys of Los Angeles and Long Beach Harbors April 2010
Page 1 and 2: APPENDIX B FINAL 2008 BIOLOGICAL SU
Page 4: FINAL 2008 BIOLOGICAL SURVEYS OF LO
Page 7: Table of Contents 3.4.3 Summary of
Page 11 and 12: Table of Contents Table 3.4-2. Tabl
Page 13 and 14: Table of Contents Table 8.3-3. Tabl
Page 15 and 16: Table of Contents Figure 6.2-1. Rip
Page 17 and 18: Table of Contents This page intenti
Page 19 and 20: Executive Summary otter trawls to s
Page 21 and 22: Executive Summary Van Veen) and ana
Page 23 and 24: Executive Summary which was collect
Page 26 and 27: 1.0 Introduction 1.0 INTRODUCTION T
Page 28 and 29: 1.0 Introduction 1.4 STUDY OBJECTIV
Page 30 and 31: 1.0 Introduction Historical compari
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Page 34: CHAPTER 2 WATER QUALITY
Page 37 and 38: 2.0 Water Quality The CTD was deplo
Page 39 and 40: 2.0 Water Quality Outer Harbor area
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Page 52 and 53: 3.0 Adult and Juvenile Fishes 3.0 A
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3.0 Adult and Juvenile Fishes sampl
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3.0 Adult and Juvenile Fishes No si
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3.0 Adult and Juvenile Fishes croak
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3.0 Adult and Juvenile Fishes gobie
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3.0 Adult and Juvenile Fishes Table
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3.0 Adult and Juvenile Fishes Figur
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CHAPTER 4 ICHTHYOPLANKTON
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4.0 Ichthyoplankton studies (Horn a
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4.0 Ichthyoplankton more likely to
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4.0 Ichthyoplankton The results of
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4.0 Ichthyoplankton Table 4.3-1. To
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4.0 Ichthyoplankton Table 4.3-2. To
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4.0 Ichthyoplankton Table 4.3-4. We
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4.0 Ichthyoplankton Table 4.3-5. We
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4.0 Ichthyoplankton Table 4.3-6. Se
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4.0 Ichthyoplankton Table 4.5-1. Ar
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4.0 Ichthyoplankton LA05 LA14 2D St
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5.0 Benthic and Epibenthic Inverteb
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CHAPTER 6 RIPRAP BIOTA
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6.0 Riprap Biota diver collection m
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6.0 Riprap Biota relatively small b
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6.0 Riprap Biota sea cucumber (Para
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6.0 Riprap Biota polychaete worms.
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6.0 Riprap Biota Table 6.3-1. Mean
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6.0 Riprap Biota Figure 6.2-1. Ripr
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7.0 Kelp and Macroalgae 7.0 KELP AN
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7.0 Kelp and Macroalgae the laborat
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7.0 Kelp and Macroalgae sediment us
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7.0 Kelp and Macroalgae Overall, ou
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7.0 Kelp and Macroalgae pose a sign
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7.0 Kelp and Macroalgae Figure 7.2-
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CHAPTER 8 EELGRASS
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8.0 Eelgrass distribution of eelgra
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8.0 Eelgrass adjacent to most trans
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8.0 Eelgrass load on the plants was
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8.0 Eelgrass (Table 8.3-5), based o
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8.0 Eelgrass surveys. No eelgrass b
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8.0 Eelgrass Areas containing eelgr
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8.0 Eelgrass Seasonal patterns amon
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8.0 Eelgrass 2002) inferred that th
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8.0 Eelgrass Table 8.3-2. Spring 20
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8.0 Eelgrass Table 8.3-4. Fall 2008
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8.0 Eelgrass Table 8.3-12. Oceanic
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8.0 Eelgrass Figure 8.3-2. Eelgrass
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8.0 Eelgrass Figure 8.3-6. Spatial
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9.0 Birds 9.0 BIRDS 9.1 INTRODUCTIO
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9.0 Birds changes in species number
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9.0 Birds the Brown Pelican populat
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9.0 Birds 9.4.2.10 9.4.2.11 9.4.2.1
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9.0 Birds 9.5.1 Distribution and Ab
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9.0 Birds discussed in Section 9.4.
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9.0 Birds Angeles Harbor. The relat
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9.0 Birds Table 9.4-1. Percent Comp
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9.0 Birds Table 9.4-3. Nest Numbers
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9.0 Birds Table 9.5-2. Species Comp
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9.0 Birds Table 9.5-4. Percent Comp
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9.0 Birds Table 9.6-1. Historical C
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9.0 Birds 70 12000 60 10000 50 40 3
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9.0 Birds 3500 shallow water sandy
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9.0 Birds 40 35 30 riprap aerial Nu
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9.0 Birds Number Observed 3500 3000
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9.0 Birds Figure 9.5-1. Total numbe
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9.0 Birds Number of Individuals 400
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9.0 Birds 7000 Mean Number of Indiv
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CHAPTER 10 MARINE MAMMALS
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10.0 Marine Mammals Gray whales dif
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10.0 Marine Mammals This page inten
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11.0 References 11.0 REFERENCES Abb
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11.0 References Dennison, W.C. and
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11.0 References Jacques, D.L., C.S.
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11.0 References North, W.J. 1983. S
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APPENDIX A STATION LOCATIONS
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Appendix A Station Coordinates (NAD
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Appendix B (A) Temperature (°C), S
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APPENDIX C FISHES
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Appendix C Table C-1. Combined Fish
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Appendix C LA01 LA02 LA03 LA04 LA05
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Appendix C Table C-3. Otter Trawl C
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Appendix C Table C-5. Otter Trawl B
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Appendix C Table C-7. Otter Trawl B
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Appendix C Table C-8. Lampara Catch
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Appendix C Table C-10. Lampara Catc
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Appendix C Scientific Name Table C-
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Appendix C Table C-14. Beach Seine
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Appendix D Table D-1. Ichthyoplankt
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Appendix D fish eggs (undeveloped)
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Appendix D fish eggs unid. unidenti
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fish eggs unid. unidentified fish e
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Appendix D Eggs Oligocottus / Clino
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Appendix D Eggs Rhinogobiops nichol
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Appendix D Juvenile Eggs Heterostic
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Appendix D Eggs Liparis spp. snailf
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Appendix D Juvenile Eggs Heterostic
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Appendix D Table D-11. Ichthyoplank
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APPENDIX E INFAUNA
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Appendix E Taxon LA-1 LA-10 LA-11 L
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Appendix E Protothaca laciniata Tax
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Appendix E Taxon LA1 LA2 LA3 LA4 LA
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Appendix E Table E-4. Otter Trawl,
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Appendix E Taxon LA1 LA2 LA3 LA4 LA
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Appendix E Octopus sp. 1 Philine sp
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Appendix E This page intentionally
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Appendix F Table F-1. Total Abundan
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Appendix F LARR-1 LARR-2 LARR-3 LAR
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APPENDIX G KELP AND MACROALGAE
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Appendix G Date Survey Site Observe
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Appendix G Species T1 T2 T3 T4 T5 T
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Appendix H APPENDIX H-1 AVIAN ECOLO
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Appendix H Table H-1. Avian Ecologi
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Appendix H GUILD 8 - UPLAND BIRDS G
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Appendix H APPENDIX H-2 NUMBER OF I
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Appendix H Table H-2. December A 20
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Appendix H Table H-3. December B 20
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Appendix H Table H-4. January A 200
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Appendix H Table H-5. January B 200
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Appendix H Table H-6. February A 20
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Appendix H Table H-7. February B 20
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Appendix H Table H-8. March A 2008
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Appendix H Table H-9. March B 2008
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Appendix H Table H-10. April A 2008
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Appendix H Table H-11. May A 2008 S
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Appendix H Table H-13. July A 2008
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Appendix H Table H-15. August B 200
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Appendix H Table H-16. September A
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Appendix H Table H-17. September B
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Appendix H Species Totals Zones 1 2
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Appendix H Species Totals Zones 1 2
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Appendix H Zones Species Totals 1 2
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Appendix H Zones Species Totals 1 2
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Appendix H Date ELEGANT TERN — OB
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APPENDIX I MARINE MAMMALS
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Appendix I Common Survey Station/ N
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Appendix I Common Name Survey Type
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Appendix I This page intentionally
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