The article explores the results of an on-going longitudinal study in selected high-density areas within the Port Harcourt metropolis, involving 240 respondents from different socioeconomic backgrounds, to ascertain what motivated them to move from rural areas to the city. The results show that migration flow is a function of differences in employment opportunities and wage levels. The author looks at these results with reference to health care and human rights. -after Author

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information processing Nigeria Studies urban population Research Methodology residential mobility unemployment health-care longitudinal study Port Harcourt wage levels Africa south of the Sahara economics Migrants population demography developing country Urban Spatial Distribution Population Dynamics motivation Developing Countries Africa, Western Longitudinal Studies health service policy socioeconomic status housing Urbanization Residence Characteristics spatial distribution social status economic development geography Western Africa Socioeconomic Factors Behavior Africa socioeconomics health services Article social planning rural-urban migration employment status Development Planning migration Geographic Factors Demographic Factors migration flow English Speaking Africa research Emigration and Immigration Economic Factors Transients and Migrants Delivery of Health Care social class Macroeconomic Factors employment Data Collection health care delivery