In the ocean's twilight zone, a fish that could feed the world - or destroy it

Lanternfish, the Earth's most abundant vertebrates, may be the ultimate food source. But will catching them ruin the climate?In 1789, the explorers Alessandro Malaspina and José de Bustamante set sail from Cádiz on Spain's first scientific expedition around the world. For five years, Malaspina and Bustamante studied and collected animals and plants across the Spanish empire, which stretched along the North, Central and South American Pacific coasts, and westwards to the Philippines.In 2010, another Spanish expedition set off from Cádiz, tracing much of the original route and studying what the oceans are like today. Continue reading...