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Book reviews for "Orr,_Robert_T." sorted by average review score:

Marine Mammals of California
Published in Paperback by University of California Press (1989)
Authors: Robert T. Orr, Roger Helm, Jacqueline Schoehnwald, and Jacqueline Schoenwald
Amazon base price: $12.95
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I use this each summer for a marine mammal class I teach.
Each summer I teach a one week marine mammal class at the U.S.C. Wrigley Marine Lab at Santa Catalina Island. The class is designed for students with little or no experience with marine mammal biology or the study of these wonderful animals. This is the book I request that they purchase and read during that week, because it is such a complete and accurate collection of information about the marine mammals of California. It contains excellent illustrations, it is brief but thorough, and there are plenty of references if students want to delve deeper into the subject. I highly recommend this book.

Required text for Marine Vertabrates class
In the summer of '99 I took a trip with Modesto Junior College and Glendale Community College to a fishing village in Baja, Mexico, called Bahia de Los Angeles to spend some time with marine vertabrates. This book, along with Fishes of the Pacific Coast by Gar Goodson, and Western Birds by Roger Tory Peterson, were our trusty dusty feild guides. Though not as glossy and colorfull as the other mentioned guides, Marine Mammals of California does what it intends to do quite well. Still, it seems to me that in any certain area the relatively few number of different marine mammals (we saw Brydes, and Fin whales, and California Sea Lions) wouldn't necessitate bringing a feild ID guide (we KNEW what we were looking for!). Still, this book is great to thumb through to make comparisons between species, and get the breif facts about range, anatomy, taxonomy, etc. (can you tell me the two main anatomical differences between seals and sea lions? huh? huh?). Final word. If you live near the Pacific, or wish you did, than this book belongs on your shelf, and perhaps in your backpack.


Mushrooms of Western North America
Published in Hardcover by University of California Press (1980)
Authors: Robert T. Orr and Dorothy B. Orr
Amazon base price: $45.00
Used price: $9.99
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A helpful guide for experienced mushroomers
This field guide covers ascomycetes and basidiomycetes from southern California to the Rocky Mountains, and north to Alaska. Besides the major groups of fungi, there is a good description of how mushrooms grow, a glossary of mycological terms, mycological collections & societies, and instructions on successful collecting.

I own quite a few field guides on mushrooms, and rated this one a 3 because it probably would not appeal to first-time mushroomers. Mushrooms are described according to the latin name, but the common name is not included in the title. There is a list of common names in the back of the book, which is helpful, but would be more so if included in the title. There are not enough drawing and photos to assist amateurs in sure identification. There are several pages of color photos in the center of the book, and many b/w line drawings throughout. A nice feature is a series of keys for different species. You match up the qualities of your specimen and discard those that do not, until the correct name is found.

Although this is not the field guide I would pick up first to identify a mushroom, I have found its thoroughness helpful in narrowing down the possibilities because of the book's detailed descriptions.


Animals in Migration
Published in Hardcover by MacMillan Publishing Company (1970)
Author: Robert T. Orr
Amazon base price: $12.50
Used price: $3.90
Collectible price: $4.50
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