NOAA Tech Memo 194

CONTENTS

Acknowledgments

Executive Summary

Introduction

Stock Assessments for 2005

Appendices

Erratum

List of Stock Assessments for All Years

NOAA Technical Memorandum NMFS-NE-194

U.S. Atlantic and Gulf of Mexico Marine Mammal Stock Assessments -- 2005
Gordon T. Waring¹, Elizabeth Josephson ¹, Carol P. Fairfield², and Katherine Maze-Foley³, Editors, with contributions from (listed alphabetically): Dana Beldon¹, Timothy V.N. Cole¹, Lance P. Garrison², Keith D. Mullin³, Christopher Orphanides¹, Richard M. Pace¹, Debra L. Palka¹, Marjorie C. Rossman¹, and Fredrick W. Wenzel¹
¹National Marine Fisheries Serv., 166 Water St., Woods Hole, MA 02543
²National Marine Fisheries Serv., 75 Virginia Beach Dr., Miami, FL 33149
³National Marine Fisheries Serv., 3209 Frederic St., Pascagoula, MS 39567
Web version posted April 10, 2006
Citation: Waring GT, Josephson E, Fairfield CP, Maze-Foley K, editors. 2006. U.S. Atlantic and Gulf of Mexico Marine Mammal Stock Assessments -- 2005. NOAA Tech Memo 194;

Information Quality Act Compliance: In accordance with section 515 of Public Law 106-554, the Northeast Fisheries Science Center completed both technical and policy reviews for this report. These predissemination reviews are on file at the NEFSC Editorial Office.

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Contents

ACKNOWLEDGMENTS

EXECUTIVE SUMMARY

INTRODUCTION

TABLE 1. A summary of Atlantic marine mammal stock assessment reports for stocks of marine mammals under NMFS authority that occupy waters under USA jurisdiction.

STOCK ASSESSMENTS FOR 2005

NORTHERN RIGHT WHALE (Eubalaena glacialis): Western Atlantic Stock

HUMPBACK WHALE (Megaptera novaeangliae): Gulf of Maine Stock

FIN WHALE (Balaenoptera physalus): Western North Atlantic Stock

SEI WHALE (Balaenoptera borealis): Nova Scotia Stock

MINKE WHALE (Balaenoptera acutorostrata): Canadian East Coast Stock

SPERM WHALE (Physeter macrocephalus): North Atlantic Stock

DWARF SPERM WHALE (Kogia sima): Western North Atlantic Stock

PYGMY SPERM WHALE (Kogia breviceps): Western North Atlantic Stock

PYGMY KILLER WHALE (Feresa attenutta): Western North Atlantic Stock

CUVIER'S BEAKED WHALE (Ziphius cavirostris): Western North Atlantic Stock

MESOPLODON BEAKED WHALES (Mesoplodon spp.): Western North Atlantic Stock

MELON-HEADED WHALE (Peponocephala electra): Western North Atlantic Stock

RISSO'S DOLPHIN (Grampus griseus): Western North Atlantic Stock

LONG-FINNED PILOT WHALE (Globicephala melas): Western North Atlantic Stock

SHORT-FINNED PILOT WHALE (Globicephala macrorhynchus): Western North Atlantic Stock

WHITE-SIDED DOLPHIN (Lagenorhynchus acutus): Western North Atlantic Stock

WHITE-BEAKED DOLPHIN (Lagenorhynchus albirostris): Western North Atlantic Stock

COMMON DOLPHIN (Delphinus delphis): Western North Atlantic Stock

ATLANTIC SPOTTED DOLPHIN (Stenella frontalis): Western North Atlantic Stock

PANTROPICAL SPOTTED DOLPHIN (Stenella attenuata): Western North Atlantic Stock

STRIPED DOLPHIN (Stenella coeruleoalba): Western North Atlantic Stock

FRASER'S DOLPHIN (Lagenodelphis hosei): Western North Atlantic Stock

CLYMENE DOLPHIN (Stenella clymene): Western North Atlantic Stock

SPINNER DOLPHIN (Stenella longirostris): Western North Atlantic Stock

BOTTLENOSE DOLPHIN (Tursiops truncatus): Western North Atlantic Offshore Stock

BOTTLENOSE DOLPHIN (Tursiops truncatus): Western North Atlantic Coastal Morphotype Stocks

HARBOR PORPOISE (Phocoena phocoena): Gulf of Maine/Bay of Fundy Stock

HARBOR SEAL (Phoca vitulina): Western North Atlantic Stock

GRAY SEAL (Halichoerus grypus): Western North Atlantic Stock

HARP SEAL (Pagophilus groenlandicus): Western North Atlantic Stock

HOODED SEAL (Cystophora cristata): Western North Atlantic Stock

SPERM WHALE (Physeter macrocephalus): Northern Gulf of Mexico Stock

BRYDE'S WHALE (Balaenoptera edeni): Northern Gulf of Mexico Stock

CUVIER'S BEAKED WHALE (Ziphius cavirostris): Northern Gulf of Mexico Stock

BLAINVILLE’S BEAKED WHALE (Mesoplodon densirostris): Northern Gulf of Mexico Stock

GERVAIS' BEAKED WHALE (Mesoplodon europaeus): Northern Gulf of Mexico Stock

BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Continental Shelf Stock

BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Coastal Stocks

BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Oceanic Stock

BOTTLENOSE DOLPHIN (Tursiops truncatus): Gulf of Mexico Bay, Sound, and Estuarine Stocks

ATLANTIC SPOTTED DOLPHIN (Stenella frontalis): Northern Gulf of Mexico Stock

PANTROPICAL SPOTTED DOLPHIN (Stenella attenuata): Northern Gulf of Mexico Stock

STRIPED DOLPHIN (Stenella coeruleoalba): Northern Gulf of Mexico Stock

SPINNER DOLPHIN (Stenella longirostris): Northern Gulf of Mexico Stock

ROUGH-TOOTHED DOLPHIN (Steno bredanensis): Northern Gulf of Mexico Stock

CLYMENE DOLPHIN (Stenella clymene): Northern Gulf of Mexico Stock

FRASER'S DOLPHIN (Lagenodelphis hosei): Northern Gulf of Mexico Stock

KILLER WHALE (Orcinus orca): Northern Gulf of Mexico Stock

FALSE KILLER WHALE (Pseudorca crassidens): Northern Gulf of Mexico Stock

PYGMY KILLER WHALE (Feresa attenuata): Northern Gulf of Mexico Stock

DWARF SPERM WHALE (Kogia sima): Northern Gulf of Mexico Stock

PYGMY SPERM WHALE (Kogia breviceps): Northern Gulf of Mexico Stock

MELON-HEADED WHALE (Peponocephala electra): Northern Gulf of Mexico Stock

RISSO'S DOLPHIN (Grampus griseus): Northern Gulf of Mexico Stock

SHORT-FINNED PILOT WHALE (Globicephala macrorhynchus): Northern Gulf of Mexico Stock

APPENDICES

APPENDIX I. Estimated serious injury and mortality (SI&M) of Western North Atlantic marine mammals listed by U.S. observed fisheries for 1999-2003

APPENDIX II. Summary of the confirmed human-caused mortality and serious injury ("SI") events involving baleen whales along the Gulf of Mexico coast, U.S. East coast and adjacent Canadian Maritimes, 1999 - 2003, with number of events attributed to entanglements or vessel collisions by year.

APPENDIX III. Fisheries Descriptions

APPENDIX IV.
Marine Mammal stock assessment reports not updated in 2005:

BLUE WHALE (Balaenoptera musculus): Western North Atlantic Stock

KILLER WHALE (Orcinus orca): Western North Atlantic Stock

NORTHERN BOTTLENOSE WHALE (Hyperoodon ampullatus): Western North Atlantic Stock

APPENDIX V.

WEST INDIAN MANATEE (Trichechus manatus latirostris): Florida stock

WEST INDIAN MANATEE ((Trichechus manatus manatus): Antillean Stock

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NOAA Technical Memorandum NMFS-NE-194

U.S. Atlantic and Gulf of Mexico Marine Mammal Stock Assessments -- 2005

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Contents
ACKNOWLEDGMENTS
EXECUTIVE SUMMARY
INTRODUCTION
TABLE 1.	A summary of Atlantic marine mammal stock assessment reports for stocks of marine mammals under NMFS authority that occupy waters under USA jurisdiction.
STOCK ASSESSMENTS FOR 2005 NORTHERN RIGHT WHALE (Eubalaena glacialis): Western Atlantic Stock HUMPBACK WHALE (Megaptera novaeangliae): Gulf of Maine Stock FIN WHALE (Balaenoptera physalus): Western North Atlantic Stock SEI WHALE (Balaenoptera borealis): Nova Scotia Stock MINKE WHALE (Balaenoptera acutorostrata): Canadian East Coast Stock SPERM WHALE (Physeter macrocephalus): North Atlantic Stock DWARF SPERM WHALE (Kogia sima): Western North Atlantic Stock PYGMY SPERM WHALE (Kogia breviceps): Western North Atlantic Stock PYGMY KILLER WHALE (Feresa attenutta): Western North Atlantic Stock CUVIER'S BEAKED WHALE (Ziphius cavirostris): Western North Atlantic Stock MESOPLODON BEAKED WHALES (Mesoplodon spp.): Western North Atlantic Stock MELON-HEADED WHALE (Peponocephala electra): Western North Atlantic Stock RISSO'S DOLPHIN (Grampus griseus): Western North Atlantic Stock LONG-FINNED PILOT WHALE (Globicephala melas): Western North Atlantic Stock SHORT-FINNED PILOT WHALE (Globicephala macrorhynchus): Western North Atlantic Stock WHITE-SIDED DOLPHIN (Lagenorhynchus acutus): Western North Atlantic Stock WHITE-BEAKED DOLPHIN (Lagenorhynchus albirostris): Western North Atlantic Stock COMMON DOLPHIN (Delphinus delphis): Western North Atlantic Stock ATLANTIC SPOTTED DOLPHIN (Stenella frontalis): Western North Atlantic Stock PANTROPICAL SPOTTED DOLPHIN (Stenella attenuata): Western North Atlantic Stock STRIPED DOLPHIN (Stenella coeruleoalba): Western North Atlantic Stock FRASER'S DOLPHIN (Lagenodelphis hosei): Western North Atlantic Stock CLYMENE DOLPHIN (Stenella clymene): Western North Atlantic Stock SPINNER DOLPHIN (Stenella longirostris): Western North Atlantic Stock BOTTLENOSE DOLPHIN (Tursiops truncatus): Western North Atlantic Offshore Stock BOTTLENOSE DOLPHIN (Tursiops truncatus): Western North Atlantic Coastal Morphotype Stocks HARBOR PORPOISE (Phocoena phocoena): Gulf of Maine/Bay of Fundy Stock HARBOR SEAL (Phoca vitulina): Western North Atlantic Stock GRAY SEAL (Halichoerus grypus): Western North Atlantic Stock HARP SEAL (Pagophilus groenlandicus): Western North Atlantic Stock HOODED SEAL (Cystophora cristata): Western North Atlantic Stock SPERM WHALE (Physeter macrocephalus): Northern Gulf of Mexico Stock BRYDE'S WHALE (Balaenoptera edeni): Northern Gulf of Mexico Stock CUVIER'S BEAKED WHALE (Ziphius cavirostris): Northern Gulf of Mexico Stock BLAINVILLE’S BEAKED WHALE (Mesoplodon densirostris): Northern Gulf of Mexico Stock GERVAIS' BEAKED WHALE (Mesoplodon europaeus): Northern Gulf of Mexico Stock BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Continental Shelf Stock BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Coastal Stocks BOTTLENOSE DOLPHIN (Tursiops truncatus): Northern Gulf of Mexico Oceanic Stock BOTTLENOSE DOLPHIN (Tursiops truncatus): Gulf of Mexico Bay, Sound, and Estuarine Stocks ATLANTIC SPOTTED DOLPHIN (Stenella frontalis): Northern Gulf of Mexico Stock PANTROPICAL SPOTTED DOLPHIN (Stenella attenuata): Northern Gulf of Mexico Stock STRIPED DOLPHIN (Stenella coeruleoalba): Northern Gulf of Mexico Stock SPINNER DOLPHIN (Stenella longirostris): Northern Gulf of Mexico Stock ROUGH-TOOTHED DOLPHIN (Steno bredanensis): Northern Gulf of Mexico Stock CLYMENE DOLPHIN (Stenella clymene): Northern Gulf of Mexico Stock FRASER'S DOLPHIN (Lagenodelphis hosei): Northern Gulf of Mexico Stock KILLER WHALE (Orcinus orca): Northern Gulf of Mexico Stock FALSE KILLER WHALE (Pseudorca crassidens): Northern Gulf of Mexico Stock PYGMY KILLER WHALE (Feresa attenuata): Northern Gulf of Mexico Stock DWARF SPERM WHALE (Kogia sima): Northern Gulf of Mexico Stock PYGMY SPERM WHALE (Kogia breviceps): Northern Gulf of Mexico Stock MELON-HEADED WHALE (Peponocephala electra): Northern Gulf of Mexico Stock RISSO'S DOLPHIN (Grampus griseus): Northern Gulf of Mexico Stock SHORT-FINNED PILOT WHALE (Globicephala macrorhynchus): Northern Gulf of Mexico Stock
APPENDICES
APPENDIX I.	Estimated serious injury and mortality (SI&M) of Western North Atlantic marine mammals listed by U.S. observed fisheries for 1999-2003
APPENDIX II.	Summary of the confirmed human-caused mortality and serious injury ("SI") events involving baleen whales along the Gulf of Mexico coast, U.S. East coast and adjacent Canadian Maritimes, 1999 - 2003, with number of events attributed to entanglements or vessel collisions by year.
APPENDIX III.	Fisheries Descriptions
APPENDIX IV.	Marine Mammal stock assessment reports not updated in 2005:
BLUE WHALE (Balaenoptera musculus): Western North Atlantic Stock KILLER WHALE (Orcinus orca): Western North Atlantic Stock NORTHERN BOTTLENOSE WHALE (Hyperoodon ampullatus): Western North Atlantic Stock
APPENDIX V.
WEST INDIAN MANATEE (Trichechus manatus latirostris): Florida stock WEST INDIAN MANATEE ((Trichechus manatus manatus): Antillean Stock