A great article from the state of CT about making your yard a place for Salamanders and other animals to exist. 

https://portal.ct.gov/-/media/deep/wildlife/pdf_files/nongame/salamanderyardpdf.pdf?rev=0ad7cc5e67994df7b6fe14e204ed61d2&hash=AD8894AD7D52291E433DDB5AA1A79E5A