Shrimp farming, Fonseca, 1985-2011. Landsat satellite photographs of shrimp farming in the Gulf of Fonseca in 1985 (left), 1999 (centre) and 2011 (right). Over the past 40 years this region along the Pacific coast of Honduras and Nicaragua has seen intensive development of aquaculture. Tidal (salt) flats are shades of beige and gray, mangroves are dark green and edged in brown, and inland agricultural lands are shades of brown and light green. Shrimp ponds are mostly rectangular in shape. Shrimp has become one of Hondura's primary exports.