The inhabitants of the small villages of Thailand's mangrove swamps, who have fished for thousands of years, have recently initiated several efforts to restore their environment and safeguard their fish supply. However, since the early 1970s a seemingly innocuous creature - the black tiger prawn - has threatened their way of life.
As the prawn industry has expanded through Asia and Latin America,d it has destroyed large tracts of mangrove forests, which are ideal sites for prawn farms.
