Because demand for seafood is rising and wild stocks are not, a hatchery owner in Canada is hoping his model of "responsible agriculture" can keep the prized fish both on the menu and in the water.
The RiverRun International Film Festival is announcing its lineup of over 150 films.
Scientists say lake herring, a key fish in Lake Superior's food web, is suffering because of mild winters and Europe's appetite for roe. Some say the species may be at risk of "collapse."
Global sturgeon populations are collapsing — most notably in Russia, where caviar is known as black gold. That's fueling a market for illegal caviar and driving poachers to the Columbia River.