A region characterizes the village's(and thus mentary household's j geographic location(northern, central or southern part of the study area) and habitat type(coastal, island, mangrove or inland Eight regions(island north. island central, coastal north. coastal central. coastal south mangrove north, mangrove central and mangrove south shown in Fig 1) enabled extrapolation to non-sampled villages while controling for factors.such as proxim- ity to market that might influence key variables, such as income and catch