NEW! GULF OF CALIFORNIA
FIELD GUIDE
COMPLETELY REVISED AND UPDATED
NATURAL HISTORY, BIODIVERSITY AND CONSERVATION Brilliant, Full Color Photos of Over 300 Species Including sponges, cnidarians, worms, mollusks, arthropods and echinoderms Description, size, habitat, distribution and remarks for each Published by Sea Challengers, Monterey, CA ISBN-13: 978-0-930118-41-9 Order your copy at only $25 (plus shipping, US $4.60; CA residents please add
sales tax). RESALE INQUIRIES INVITED For mail order option, send check to: Dr. Hans Bertsch, 192 Imperial Beach Blvd. # A, Imperial Beach, CA 91932 Also available at these distinguished book stores:
Librería del Artesano, Ensenada, BC
Maritime Museum of Monterey, CA
Traveler’s Bookcase, Los Angeles, CA
National Steinbeck Center, Salinas, CA