The dataset contains the demarcation of the zones of free fishing without death with its identifier and information on the geographic scope in which they are (river, river basin, municipality, etc.), the corresponding fishing periods, the arts and baits allowed in each area, and the fishermen's society that collaborates in its management. No-kill open fishing areas is a course, section of course or water mass in which the practice of the fishing has to be done on condition of returning immediately to the waters of origin, in the least harmful possible way, all the captured specimens. Fishing license it's the only requisite.