Table 2. Summary of stocking and ancillary enhancemenet practices at various intensities of input

	Developed (Temperate)	Developing (Tropical)
Objectives	Conservation         Recreation	Provision of food             Income
Mechanisms	Sport fisheries         Habitat restoration             Environmentally sound stocking                   Intensive, discrete, industrialized aquaculture	Food fisheries             Habitat modification         Enhancement through intensive stocking and management of ecosystem         Extensive, integrated, rural aquaculture
Economic	Net consumer         Capital intensive             Profit	Net producer             Labour intensive             Production