These books are only a few of my favorites-- I highly recommend visiting Sea Challengers and using their site search engine for more!

Coral Reef Animals of the Indo-Pacific - Animal Life from Africa to Hawaii Exclusive of the Vertebrates by Terrence M. Gosliner, David W. Behrens, and Gary C. Williams Softcover Available from Sea Challengers*   Published by Sea Challengers Publication date: 1996 ISBN: 0930118219 Comments: Includes 115 high-quality nudibranch photos w/identification (not including flatworms), with 1150 total photos of various reef invertebrates. Excellent introduction, photographs are all of excellent quality, with species identification, natural history, and distribution.

Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Mollusks
by D.D. Turgeon
Softcover or hardcover
Available from Sea Challengers* 
Published by American Fisheries Society
Publication date: 1988
pages: 277
ISBN: 0913235474 (cloth); 0913235482 (paper)
Comments: A reference volume for malacologists; a long index of scientific and common mollusk names with few pictures.

Indo-Pacific Coral Reef Field Guide by Dr. Gerald R. Allen & Roger Steene paperback, 378 pp. Published by Odyssey Publishing Company Available from Sea Challengers* ($42.95 plus S & H) or Odyssey Publishing**, c/o John Jackson ($40 plus S & H) Publication date: 1994, '95, '96 ISBN: 9810056877 Comments: limited nudibranch & sea slug section but a great overall reef identification guide, with 1800 color illustrations, from marine plants to fishes to birds, and seemingly everything in-between.

Nudibranchs & Sea Snails - Indo-Pacific Field Guide by Helmut Debeluis Hardcover, published 1996 available in USA from either Sea Challengers* $57.95 (plus S & H) or from Odyssey Publishing** ($55 US plus $5 shipping) Comments: A relatively new book, excellent photographs by dozens of underwater photographers, very well researched and illustrated; a must-have book for those interested in nudibranchs.

Nudibranchs of Southern Africa : A Guide to Opisthobranch Molluscs of Southern Africa
by Terrence Gosliner
Paperback, 136 pp.
List: $37.95 
Published by Sea Challengers* item #117G (order direct for same price)
Publication date: August 1987
ISBN: 0930118138

Pacific Coast Nudibranchs - Supplement 1 - Radula
by David W. Behrens
Softcover
List: $6.95
Published by Sea Challengers* item #2B - Supp
ISBN: ?

Sea Slugs of Western Australia
by Fred E. Wells and Clayton W. Bryce
Softcover
$35.00 from Sea Challengers* item #166WB (order direct for same price)
Published by: Wester Australian Museum Press
Publication date: 1993
ISBN: 0730955230

Hawaiian Nudibranchs
by Hans Bertsch and Scott Johnson
Paperback  (out of print, hard to find)
Pricing unavailable
Published by the Oriental Publishing Company, P.O. Box 22161, Honolulu, Hawaii 96822
Last known publication date: April 1981 (first edition)
ISBN: 0932596150


Children's books on sea slugs:

Down in the Sea : The Sea Slug
by Patricia Kite (children's book)
School & Library Binding, 24 pages
List: $14.95 
Published by Albert Whitman & Co
Publication date: April 1,1994
ISBN: 0807517178

What on Earth Is a Nudibranch? (What on Earth)
by Jenny Tesar (children's book)
Library Binding
List: $14.95
Published by Blackbirch Marketing
Publication date: April 1995
ISBN: 1567110991

*Sea Challengers address:

Sea Challengers Natural History Books, Etc. 
35 Versailles Court
Danville, CA 94506-4454
925-327-7750 - Voice Mail
925-736-8982 - Fax
Ask for a catalog! They have a wide selection of over 200 books for biologists, taxonomists, naturalists, students, and divers.

Sea Challengers has been recently acquired by Pacific Coast Nudibranchs author Dave Behrens and his wife Diana.  Sea Challengers is my first choice for ordering books about nudibranchs or any other sea creatures. Their prices are competitive and they definitely have the best selection.

The new Sea Challengers web site is at http://www.seachallengers.com.
Check this link (comments from Mike Miller's Slug Site) for more information or e-mail Sea Challengers: info@seachallengers.com

**Odyssey Publishing
c/o John Jackson
11558 Rolling Hills Drive
El Cajon, CA 92020
voice phone (619) 579-7901
fax (619) 579-7901