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Wildiife Resources Assessment Cemex "C" Pit and CKD Disposal Site Page 8 ' Disturbed Sites: these azeas, once vegetated, provide habitat similar to Tame Pasture and Reclamation Sites, although generally of a lower value. 5.2 Natural Diversity Information Source ' The Natural Diversity Information Source (NDIS) is the primary state level source of data and analysis used for decisions on land-use affecting Colorado's animals, plants, and natural communities. The lead agency for NDIS is the Colorado Division of Wildlife. The NDIS information included herein was current as of May, 2000. The database was ' searched for wildlife habitat of importance occurring on or near the Property with the following selected results. i~ II Table 1. NDIS Wildlife Habitat of Importance Wildlife Species Habitat Birds Bald Eagle (Haliaeetus leucocephalus) winter range Mammals White-tailed Deer (Odocoileus virginianus) overall range Mule Deer (Odocoileus hemionus) summer and winter range '' 5.2.1 Wildlife Species List A potential wildlife species list for the property was compiled from the NDIS database for Boulder County for amphibians, birds, mammals and reptiles. This list was then ' edited by the report preparer for the habitats present on the Property, and checked with appropriate literature review (Andrews and Righter 1992, Kingery 1998, Fitzgerald et al. 1994, and Hammerson 1999). Based upon this potential wildlife species list, suitable habitat is found on the Property for 7 species of amphibians, 239 species of birds, 63 ' species of mammals and 19 species of reptiles. The complete results of the data run are found in Appendix 2. 5.3 Wildlife Species of Concern Table 2 is a list of federal and state listed endangered and threatened species, and State of Colorado listed "Species of Special Concern" that aze potentially found on the Property. These species aze discussed individually below. Habitat for the Northern Leopard Frog is found along St. Vrain Creek as well as the wetlands and ponds on the site. The probability of occurrence is moderate. Peregrine falcons have nested near Lyons in the past 15 years, but have not been commonly present in breeding season in the past five years. This species is likely a rare visitor to the site. The Property is within the overall range of the Bald Eagle and Ferruginous Hawk, which are regular and common winter visitors to the plant site. They primarily hunt prairie dogs. Both the Lyons quarry and [he northern portion of the Caribou springs property have had roost sites for both of these species.