Objectives. Between 1990-2002, 797 Alaskans died while working. After a scientific survey team member drowned, we examined the hazards of traumatic death to scientific and professional workers in Alaska. Study design. Surveillance and analysis methods for acute traumatic occupational injuries: The Alaska Occupational Injury Surveillance System (AOISS) uses direct investigation, jurisdictional agency reports, and death certificates to gather data for active surveillance on occupational injury deaths in Alaska. We searched AOISS for deaths which occurred while engaged in scientific or professional work. Commercial pilots, fishermen, loggers, taxi drivers and miners were excluded, as these have been previously studied. Results. During 1990-200...