Biological Assessment of Castle & Cook Pacific Clay Mine Site in Riverside County, California Pacific Clay Mine Site APN #s: 389-020-032, 390-130-020, 390-130-021, 390-160-001, 390-190-011, 390-190-012, 391-170-005, 391-170-007, 391-200-004, 391-200-007, 391-200-012, 391-230-002, 391-230-003, 391-230-004, 391-230-005, 391-230-009, 391-230-010, 391-240-001, & 391-800-011 1,374-Acres Surveyed Report Developed For: Castle & Cooke Alberhill Ranch 17600 Collier Avenue Suite C120 Lake Elsinore, California 92530 Report Developed By: The Planning Associates, Inc 3151 Airway Avenue, Suite R-1 Costa Mesa, California 92626 Points of Contact: The Planning Associates H.M. Strozier, Esq., AICP J.C. Turner, Ph.D. Principal Senior Projects Biologist (714) 556-5200 (936) 661-1214
[email protected] [email protected] Survey Dates GLA Survey dates: March 31, April 10 & 30, May 14 & 15, June 3, 2008 TPA Survey dates: May 29 & 30, June 30, July 8 Report Date 25 October 2008 Pacific Clay Mine Site Biological Assessment ii Castle & Cooke, Inc. Table of Contents Acronyms ii Executive Summary iii Exhibit 1. Regional Map 1 Exhibit 2. Vicinity Map 2 1.0 Introduction 3 2.0 Site Description 3 2.1 MSHCP Exclusion 5 3.0 Methodology 5 3.1 Focused Special Status Plant Survey 5 3.2 Literature Review 5 3.3 Focused Special Status Plant Surveys 8 3.4 Constraints Analysis 9 4.0 Results 9 4.1 Focused Special Status Plant Surveys 9 4.2 Constraints Analysis 23 4.3 Special Status Animals 24 4.4 Special Status Habitats 47 4.5 Soil Map Review 47 4.6 Critical Habitat 47 4.7 Migratory Bird Treaty 48 4.8 Native Trees 48 4.9 Foraging Habitat 48 5.0 U.S.