TY - RPRT TI - Initial Report on the Monitoring of a California Red-legged Frog (Rana aurora draytonii) Population in San Francisquito Canyon. Angeles National Forest, California: Year 2000 AU - E.L. Ervin AU - N.J. Scott AU - S.A. Hathaway AU - Robert N. Fisher PY - 2001 UR - https://pubs.usgs.gov/publication/96837 ID - 96837 ER -