Biological Diversity, Ecological Health and Condition of Aquatic Assemblages at National Wildlife Refuges in Southern Indiana, USA Simon, Thomas P. Morris, Charles C. Robb, Joseph R. McCoy, William Biodiversity Data Journal 2015 3 4300 4300 Hay 1896 1896 Malacostraca Cambaridae Orconectes CoL Animalia Orconectes (Faxonius) indianensis Decapoda 0 4300 Arthropoda species indianensis Faxonius  Distribution Patoka River NWR: 1-3, 6-7, 17, 19, 22, 25, 26, 29, 34, 38-40, 63  Ecology An additional sixteen records of Indiana crayfish were found from areas surrounding the refuge. These sites included solid rock substrate habitats as described by Simon and Thoma (2003)and Simon and Thoma (2006).  Conservation This former Federal candidate species does not warrant protection based on current and previously known collection information ( Simon and Thoma 2003, Simon and Thoma 2006). The Patoka River supports the largest known populations of the Indiana crayfish, which is a former Federal candidate species ( Simon and Thoma 2006).