Lisa Andres via Flickr / Creative Commons
An empty beach near Oceanside, California.
As enforcement at the border gets stricter, more migrants are taking to the sea. In the last year more than 550 people were caught trying to get from Baja to Southern California through waterways. Sea smuggling, as it's known, is particularly dangerous.
Cindy Carcamo is a reporter with The Orange County Register. She has a series on sea migration.