Ichthyosaura alpestris (Alpine Newt). In: The IUCN Red List of Threatened Species 2009. IUCN Red List; 2009. e.T59472A11946568.
Pelophylax esculentus (Edible Frog). In: The IUCN Red List of Threatened Species 2009. IUCN Red List; 2009. e.T58594A11794484.
Rana temporaria (European Common Frog). In: The IUCN Red List of Threatened Species 2009. IUCN Red List; 2009. e.T58734A11834246.
Triturus dobrogicus (Danube Crested Newt). In: The IUCN Red List of Threatened Species 2009. IUCN Red List; 2009. e.T22216A9366668.