The exploitation of this activity, since its inception 15 years ago, is under the business name CRISTOBAL ANILLO LOPEZ through administrative concession granted by Excmo. Ayuntamiento de Sanlúcar de Barrameda and the Consejería de Medio Ambiente de la Junta de Andalucía. This one hundred per cent family bussiness involves two generations and is dedicated to river traffic along the Guadalquivir and counts on a large flotilla of passenger embarcations and barges for transport of vehicles, machinery, goods and the execution of other types of maritime services