Though the primary focus for Vietnamese exporters has been on European and Asian markets since the imposition of U.S. antidumping duties in 2003, catfish imports into the United States have spiked in the past three years, in spite of the hefty cash deposits and import requirements.
At the end of 2004, importers were bringing in 4,184 metric tons of catfish into the United States, worth just over $11.7 million (€7.9 million). Through November 2007, importers were bringing in nearly eight times that volume, for a total value of $111.9