Tender Notice

Not specified

The Improvement Of The Populations Of Some Amphibians Such As The Red Frog (Rana Temporaria), The Totil (Alytes Obstetricans) And The Pyrenean Triton (Calotriton Asper) And Some Mammals That Feed In The Aquatic Environment Such As The Almesquera (Galemys Pyrenaicus) Or The Common Otter (Lutra Lutra), And Two Species Of Small Batter (Rhinolophus Hipposideros) And The Alpine Ear (Plecotus Macrobullaris), In The Alt Pirineu Project, And On 4 More Lakes In The Northwestern Sector Of The Aigüestortes