In 1980 GOB (Grupo Ornitologico Balear) adquirio the Trapa. The purchase process is going to be long and hard and it obtains to thanks to the effort of hundreds of people, groups and organizations, emphasizing World Wildlife Fund ( WWF ), the Schweizerisches Landeskomitee Für Vogelschultz, the for International Union Conservation of Natural Resources ( UICN ), the World Monuments Fund and specially, the Frankfurt Zoological Society that continuous giving economico support and takes the management of the Reserve