Spain’s Mediterranean islands are best known for pristine beaches and sun-drenched cliffs. But a new cookbook by Jeff Koehler gives the islands' food some worthy attention.

Consumption of fish in Spain dropped from 1,254 million kilograms in 2010 to 1,230.2 million in 2011: a decrease of 1.9%. Seafood saw the largest decrease (4.3%) and only a growth in tinned fish ...