Chapter 13 (.Continued) 



IMPORTANCE TO HUMANITY 13-23 



History of Whaling ..... 13-23 



MANAGEMENT 13-27 



RESEARCH PRIORITIES 13-29 



REFERENCES 13-30 



CHAPTER 14 : WATERBIRDS 14-1 



DATA SOURCES 14-2 



WATERBIRD GROUPS 14-2 



SEABIRDS 14-3 



Historical Trends 14-9 



Present Status of Seabirds 14-10 



Breeding species 14-10 



Nonbreeding summer residents 14-15 



Winter residents 14-15 



Migratory residents 14-16 



Reproduction 14-17 



Feeding Habits 14-18 



Natural Factors Affecting Abundance 14-21 



Predation 14-21 



Food supply 14-21 



Nesting habits 14-23 



SHOREBIRDS 14-24 



Historical Trends 14-29 



Present Status of Shorebirds 14-29 



Breeding summer residents 14-29 



Winter residents 14-30 



Migratory residents 14-30 



Role of Shorebirds in the Ecosystem 14-35 



WADING BIRDS 14-35 



Historical Perspective 14-35 



Present Status of Wading Birds 14-37 



Breeding birds 14-37 



Feeding Habits 14-38 



HUMAN IMPACTS ON WATERBIRDS 14-41 



Habitat Loss 14-41 



Tidal Power 14-41 



Environmental Contamination 14-42 



Oil 14-42 



Toxic chemicals 14-43 



Heavy metals 14-44 



Plastic and other artifacts 14-44 



Other Disturbance 14-44 



MANAGEMENT 14-45 



RESEARCH NEEDS 14-45 



REFERENCES 14-47 



CHAPTER 15: WATERFOWL 15-1 



WATERFOWL GROUPS 15-7 



Resident Waterfowl 15-8 



Breeding Species 15-9 



