Association of Field Ornithologists - Society of professional and amateur researchers. Journal of field ornithology, organizational data and literature citations. Pacific Seabird Group (PSG) - This organisation is dedicated to the study of Pacific seabirds and their environment. The Waterbird Society - This society is composed of biologists, researchers, conservationists, students, and others interested in the behavior, ecology, and conservation of waterbirds. Bird Studies Canada - Produces a quarterly journal, BirdWatch Canada, and is dedicated to advancing the understanding, appreciation and conservation of wild birds and their habitats. Society of Canadian Ornithologists | Société des Ornithologistes du Canada - This society has an annual meeting, makes awards, produces a journal and interconnects with other worldwide ornithological societies. Wilson Ornithological Society - Organization of people who share a curiosity about birds. Publishes a quarterly journal and holds annual meetings. Latvian Ornithological Society - This organization's aim is to maintain conditions ensuring sustainable existence of all bird species in Latvia. California Bird Records Committee - Committed to field-oriented descriptive ornithology. Includes Western Birds table of contents, meetings and events. Western Field Ornithologists - Organization of amateur and professional field ornithologists promoting the study of birds in the American West. Publishes "Western Birds". LIPU-UK - British branch of the Italian league for bird protection. Provides articles about hunting and trapping in Italy, a diagram of their nature reserves and PDF downloads of their publications. American Ornithologists' Union - Organization devoted to the scientific study of birds. Offers checklist of North American birds and membership data. CaribbeanBirds - Promotes the scientific study and conservation of the birds and their habitats. Hosting biennial meetings - active through working groups and projects.