Islands and Protected Areas of the Gulf of California - Mexico. The site comprises 244 islands, islets and coastal areas that are located in the Gulf of California in north-eastern Mexico. The Sea of Cortez and its islands have been called a natural laboratory for the investigation of speciation.
The Gulf of California (also known as the Sea of Cortez or Sea of Cortés or Vermilion Sea; locally known in the Spanish language as Mar de Cortés or Mar Bermejo or Golfo de California) is a body of water that separates the Baja California Peninsula from the Mexican mainland.
Why are seabirds abandoning their ancestral nesting grounds in the Gulf of California? Warming oceanographic conditions, fishing pressure are driving nesting seabirds away from their ancestral breeding ground in Mexico into California harbors -- ScienceDaily