Geology and Geography
Weather and Climate
These sites are not listed in any particular order.
- H. Towner's Southern California Natural History: a Multimedia Textbook
- San Diego Natural History Museum's Field Guide to Southern California
- Jane Strong's The Natural History of the San Gabriel Mountains
- The Collected Works of Jane Strong
- An Amateur's Field Guide to San Dimas Canyon from the San Dimas Canyon Improvement Association
- Natural Science Section of the Sierra Club, Angeles Chapter.
- Terry A. Vaughan's Mammals of the San Gabriel Mountains (1954 Master Thesis detailing the species found and their locations)
- Southern California Mountains and Foothills Assessment: Habitat and Species Conservation Issues (Chapter 2: Mountain and Foothills Ecosystems; Chapter 3: Factors Influencing Ecosystem Integrity; Chapter 4: Potentially Vulnerable Species: Animals; and Chapter 6: Game and Other High-Interest Species)
- The USDA Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory's Wildlife Species Life Form (an excellent reference for a large number of animals. For example, the page on coyote is 47 kB of very interesting information, with references.)
- H. Towner's Amphibians, Reptiles, Birds, and Mammals of Southern California.
- Robert N. Fisher's and Ted J. Case's A Field Guide to the Reptiles and Amphibians of Coastal Southern California
- San Diego Natural History Museum's Field Guide to Southern California has many animal links.
- Pasadena Audubon Society's Arroyo Southwestern Toad
- Tom Chester and Jane Strong's:
- Jane Strong's:
- Noticeable Butterflies of the Front Range of the San Gabriel Mountains, including a Current Butterfly Report.
- Mammals of the San Gabriel Mountains
- Yellow-Legged Frog
- Pasadena Audubon Society's Birding in and around Pasadena
- Tom Chester's:
- Greg E. Van Stralen's Home Range Size and Habitat Use of Urban Black Bears in the San Gabriel Mountains
- Ron Lyons' Bug Walk Articles
- Kevin Crook's Tabby Go Home "Outdoor cats surrounding the typical, moderately-sized canyon kill nearly 1000 rodents, over 500 birds, and over 600 lizards per year."
- Cats, Dogs & Wildlife from Native Species Network
- Chapter 1: The River as It Once Was: Plant and Animal Life from THE LOS ANGELES RIVER: Its Life, Death, And Possible Rebirth, by Blake Gumprecht
- The California Reader's Chaparral: An Elfin Forest (click on Animals of the Chaparral from the 1906 book Life in the open; sport with rod, gun, horse, and hound in southern California by Charles Frederick Holder)
- Mike Jacoubowsky's Killer Squirrels Take on Cyclists!
- Field Guide to Traffic Cones (see also their Evolution from ancient squids)
Geology and Geography
- Tanya Atwater's Plate tectonic animations (click on animations in the left hand frame for Pacific Hemisphere Plate Tectonic History, for the area setting, and Plate Tectonic History of Southern California, which shows very clearly how the SGM were formed)
- John McPhee's The Control of Nature: Los Angeles Against The Mountains-1
- H. Towner's Geography
- Mike Ballard's Santa Clarita Resources Page (geology, history, road guides, bicycling guides)
- Bernard Biological Field Station's Geography and Geology of Claremont Area
- Maps explaining geology of San Gabriel Mountains from the Pomona College Geology Department
- San Andreas Field Trip and San Gabriel Mountains Field Trip from Dorothy Stout, Cypress College
- Virtual Field Geology from CSU Long Beach: St. Francis Dam Disaster, Palmdale Road Cut, and Cajon Pass
- Eric Hovanitz's PCC Geology 1 Field Trip: Arroyo Seco (excellent pictures with captions of the Sierra Madre fault near the JPL west bridge abutment)
- Oscar Lovera's posting of Timing of Underthrusting of the Pelona Schist, San Gabriel Mountains
- So. Cal. Earthquake Center's Map Of Earthquake Faults In and Near the ANF: San Gabriel and Sierra Madre Fault Zones and the Clamshell - Sawpit Canyon Fault.
- Southern California Areal Mapping Project Digital Elevation Model Map for California and for Southern California
- James P. McCalpin's Ridgetop Splitting, Spreading, and Shattering Related to Earthquakes in Southern California (interesting work on the origins of closed depressions, troughs, and scarps on top of ridges in the SGM)
- Actinolite At Wrightwood
- Deformation and Geologic History, North of the San Andreas Fault, between Valyermo and Cajon Valley, in the North-Eastern San Gabriel Mountains, California: Quaternary Deformation Produced by a Subsurface Restraining Bend in the San Andreas Fault? by Miles Kenney, Ray Weldon II
- Anderson, Jachens and Woolfenden: Structural Model of the San Bernardino Strike-Slip Basin, Southern California, from Regional Gravity Data
- Chapter 1: The River as It Once Was from THE LOS ANGELES RIVER: Its Life, Death, And Possible Rebirth, by Blake Gumprecht (talks about recent geologic history of SGM and L.A. Basin)
- Geology in the Los Padres National Forest (a comprehensive guide to the geology of this forest that neighbors the ANF)
See main index page.
Weather and Climate
- Climate of Los Angeles (downloadable 300 kB of a very up-to-date, readable summary of L.A.'s climate written by the National Weather Service)
- H. Towner's Climate of Southern California.
- Plot of Average Annual Precipitation for California
- Rainfall of Los Angeles- Since 1877 and Los Angeles County Drainage Area from Los Angeles River Connection
- Jane Strong's Weather in the San Gabriel Mountains (current weather, descriptions, extremes, and historical records)
- Bernard Biological Field Station's Climate of the Claremont area
- William H. DuBay's Review of Historic Rainstorms in California (rainfall records set in San Gabriels)
Go to Field Guide to the San Gabriel Mountains
Copyright © 1996-2003 by Tom Chester and Jane Strong.
Permission is freely granted to reproduce any or all of this page as long as credit is given to us at this source:
Comments and feedback: Tom Chester | Jane Strong
Updated 15 April 2003