The Nature Protection Service (Spanish: Servicio de Protección de la Naturaleza, SEPRONA) is a unit of the Spanish Civil Guard responsible for nature conservation and management of the hunting and fishing industry.

[2] SEPRONA was reorganized again in 2000, and since it is entrusted with the prevention of environmental harm and protection of movable and immovable property listed as historic assets in all the Spanish national territory and its territorial, including sea preservation of protected and endangered species.

Because Spain has the largest degree of biodiversity in Europe, the country itself serves as a point of reference in topics regarding nature conservation.

Aside from the roles mentioned above, SEPRONA is associated with the collaboration with the authorities and bodies concerned to plan and execute an effective policy in a given area.

Over 200 people were involved in violations in management of the territory, 72 in forest fires and 10 in illegal trade of exotic species Infringements with the largest number of complaints were for hunting, fishing and possession of protected species laws, and for issues regarding urban, dangerous, radioactive and sanitary residues.