 With over 4,000 km (2,500 miles) of viable coastline, fishing has been a vital resource for small-scale business and family development for hundreds of years.Due to the Humboldt Current, the Chilean Sea is considered among the most productive marine ecosystems in the world as well as the largest upwelling system.Artisanal fishing is practised all over Chile's 6,435 km long coastline and combines industrial techniques with pre-Hispanic traditions.