Appendix A Natural Environment Study (Minimal Impacts)

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Natural Environment Study (Minimal Impacts) Table 2b: Listed, Proposed, and Special -Status Animal Species Potentially Occurring or Known to Occur in the Vicinity of the BSA Common Name Scientific Name Status Listing General Habitat Description Habitat Present/Absent Rationale Mexican Choeronycteris US: - In California, occasionally found in San HA There are no known occurrences in the long -tongued bat mexicana CA: SSC Diego County. Feeds on nectar and vicinity of the BSA, and the species is pollen of night -blooming succulents. not known in California outside of San Roosts in relatively well -lit caves as well Diego County. as in and around buildings. western mastiff bat Eumops perotis US: - Inhabits many open, semi -arid to and HP There is a historical (nonspecific) californicus CA: SSC habitats, including conifer and occurrence record in the general vicinity deciduous woodlands, coastal scrub, of the BSA (CNDDB 1949). Although grasslands, and chaparral communities. only marginally suitable roosting habitat Roosts in crevices in cliff faces, high is present in the Fairview Street bridge, buildings, trees, and tunnels. some suitable foraging habitat is present in the BSA, and this species is known to forage over large distances from roost sites. silver -haired bat Lasionycteris US: - Most commonly found in boreal or HA There are no known occurrences in the noctivagans CA: CSA coniferous and deciduous forest near general vicinity of the BSA, and suitable bodies of water, such as rivers, lakes, tree roosting habitat is largely absent streams, estuaries or ponds. Forages from the BSA. over streams, ponds, and open brushy areas. Roosts in hollow trees beneath exfoliating bark, abandoned woodpecker holes, and rarely under rocks. Needs drinking water. hoary bat Lasiurus cinereus US: - Prefers open habitats or habitat HP There are no known occurrences in the CA: CSA mosaics with access to trees for cover general vicinity of the BSA, but some and open areas or habitat edges for suitable roosting habitat (mature trees) feeding. Roosts in dense foliage of is present in the BSA. Foraging habitat medium to large trees. Feeds primarily is present along the Santa Ana River. on moths. Requires water. western yellow bat Lasiurus xanthinus US: — Occurs in southern California in palm HP There are no known occurrences in the CA: SSC oases and in residential areas with general vicinity of the BSA, but some untrimmed palm trees. Roosts primarily suitable roosting habitat (palm trees) is in trees, especially the dead fronds of present in the BSA. Foraging habitat is palm trees. Forages over water and present along the Santa Ana River. among trees. Fairview Street Improvements from 9th Street to 16th Street and Bridge Replacement Project 29