Original: The anchovy industry along the coast of Cantabria, initiated in Cantabria by Sicilian salters in the mid 19th century, now dwarfs the traditional Catalan salters.
Simplified: The anchovy industry along the coast of Cantabria now dwarfs the traditional Catalan salters, though the industry was only started in Cantabria by Sicilian salters in the mid 19th century.