Cartografía temática de la costa de Tabasco con el Golfo de México entre la Barra de Santa Ana y la Barra de Tupilco, incluye ejidos, perfil de suelo, polígono de salinidad y localidades.
The EMODnet (European Marine Observation and Data network) Geology project collects and harmonizes marine geological data from the European sea areas to support decision making and sustainable marine
California's Coastal Zone generally extends seaward to the state's outer limit of jurisdiction, including all offshore islands, and inland to approximately 1,000 yards from the mean high tide line