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Topic: Sierra San Pedro Martir


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  Amphibians and Reptiles of Baja California, Including Its Pacific Islands and the Islands in the Sea of Cortés: ...
This is a low-lying, flat, wedge-shaped area extending 150 km between the volcanic foothills and badlands of the Sierra San Francisco and the Sierra Guadalupe to the east and the Vizcaíno Peninsula to the west.
The southern portion of the Vizcaíno Desert, south of Laguna San Ignacio, is a broad, flat, sandy plain precipitously edged to the east by the volcanic foothills of the Sierra Guadalupe.
On the west side of the Sierra la Laguna, temperatures are slightly cooler because of the influence of the Pacific Ocean, and precipitation is generally lower because this area lies in a rainshadow and is not greatly affected by the summer storms.
www.ucpress.edu /books/pages/8998/8998.intro.html   (15827 words)

  
  Sierra San Pedro Mártir - Wikipedia, the free encyclopedia
The Sierra San Pedro Mártir is a mountain chain that runs north-south along the northern part of Baja California in northwest Mexico.
The Sierra San Petro Mártir is one of the Peninsular Ranges, which run from southern California to the southern tip of the Baja California Peninsula.
The San Pedro Mártir range has a very similar flora to the Sierra Juárez mountains just to the north, and these forests, which are surrounded at lower elevations by chaparral and desert shrub, are known as the Sierra Juarez and San Pedro Martir pine-oak forests.
en.wikipedia.org /wiki/Sierra_San_Pedro_M%C3%A1rtir   (175 words)

  
 Arboretum de Villardebelle
The trees I observed where growing at approximatly 8,500 feet (2,800 meters) near the crest of the Sierra San Pedro Martir, south of Picacho Del Diablo, the highest mountain in the range.
The road to Sierra San Pedro Martir park is dirt, but well maintained because of the Observatory near the crest of the range.
The cool waters of the Pacific Ocean are visible to the west from the higher peaks, and the warm waters of the Gulf of California are visible to the east.
www.pinetum.org /PhotoJEFF21.htm   (1525 words)

  
 SDNHM - Sierra de San Pedro Mártir
This is the Sierra de San Pedro Mártir, an island of rugged forested ridges and broad meadows, standing high above the coastal slopes to the west and dropping sharply to the San Felipe desert on the east.
The Sierra de San Pedro Mártir is a northwest-to-southeast oriented fault block feature consisting of massive granitic units that have been thrust during the past several million years to their present lofty position.
The Sierra de San Pedro Mártir is a good example of a "sky island." The species which inhabit this mountain range have been separated from related organisms that live in adjacent high-elevation areas by their inability to cross the intervening hotter, drier low-elevation lands.
www.oceanoasis.org /fieldguide/sanpedromartir.html   (686 words)

  
 About San Felipe, Baja --History, Community and Future.
Commercial benefits began to attach themselves to San Felipe as the Colorado River was harnessed to provide irrigation to the farmlands of the Imperial Valley to the north.
San Felipe is generously supplied with striking landmarks that can be seen from nearly anywhere in town and a few that can be seen from miles out of town.
From the top of this hill there is a spectacular view of the entire Valle de San Felipe, the sprawling San Pedro Martir mountains and the vast Sea of Cortez which sparkles like an opened jewelry box against the endless blond beaches.
www.blueroadrunner.com /aboutsf.htm   (1782 words)

  
 Additional Bird Records from Lower California   (Site not responding. Last check: 2007-10-31)
Found to be fairly common in the Sierra Juarez, at both E1 Rayo and Laguna Hanson, from October 12 to October 30, and recorded at Rancho San Pablo, ten miles southeast of Alamo, November 22 and 26, 1926.
This race was fairly common at Laguna Hanson in the Sierra Juarez from October 12 to October 30; and a single bird was taken November 22, 1926, at Rancho San Pablo, ten miles southeast of Alamo.
When en route to the summit of the Sierra San Pedro Martir, on September 25, 1926, a female tanager of puzzling identity was shot from a large live oak tree one mile south of La Joya.
elibrary.unm.edu /sora/Condor/files/issues/v029n03/p0153-p0154.html   (1844 words)

  
 Terrestrial Ecoregions -- Sierra Juarez and San Pedro Martir pine-oak forests (NA0526)
The granitic mountains of Juarez and San Pedro Martir have young rocky soils and are poorly developed, shallow, and low in organic matter.
San Pedro Martir is also home to some of the largest pine trees in Mexico: the 70 m.
A great portion of Sierra de Juarez and San Pedro Martir coniferous forests are still intact, mostly due to the inaccessibility to the mountains.
worldwildlife.org /wildworld/profiles/terrestrial/na/na0526_full.html   (1171 words)

  
 Sierra San Pedro Martir --  Encyclopædia Britannica
More results on "Sierra San Pedro Martir" when you join.
Its terrain, occupying the northern half of the Baja California peninsula, consists of rugged granitic mountains, the Sierra de Juárez and the Sierra San Pedro Mártir.
San Pedro lies 3,619 feet (1,103 m) above sea level and is located 35 miles (60 km) by highway north of Torreón.
www.britannica.com /eb/article-9067685   (843 words)

  
 San Felipe Baja Mexico - San Felipe Vacations and Hotel Reservations
The largest cactus in the world, the San Felipe Desert is the northern most extent of their range.
Sierra San Pedro Martír - The tallest mountain range in Baja, the Sierra San Pedro Martír forms the western boundary of the San Felipe Desert.
Wildlife - In addition to an assortment of sea and desert birds, the San Felipe Desert is home to a variety of insects, reptiles, coyotes, bobcats, mountain lions, mountain sheep, and vicious cholla-chomping jackrabbits.
www.mexicotravelnet.com /sanfelipe/overview.htm   (639 words)

  
 Stephens Lab - Research
The SSPM is unique within the California floristic province in that its open forests are still influenced by a lightning ignited fires that are very similar to those that once occurred in the Transverse Ranges and possibly the eastern Sierra Nevada.
The SSPM is unique within the California floristic province in that its forests are still regularly influenced by fires similar to those that once occurred throughout the western United States.
The objectives of this project are to compare climate, fire history, and stand structures of coniferous forests of the Sierra San Pedro Martir with similar forests of the eastern Sierra Nevada.
www.cnr.berkeley.edu /stephens-lab/research.htm   (5214 words)

  
 Mexican woods offer a look at California forests' past
His twice yearly research expeditions to the unspoiled Sierra de San Pedro Martir have convinced him that the forest management plans in California should be revised to improve the ecosystem's resilience to insects, diseases, drought and catastrophic fires.
The flora and fauna are similar to Southern California and eastern Sierra Nevada forests.
Stephens' next trip to the forests of Sierra de San Pedro Martir is scheduled for October.
news.ucanr.org /storyshow.cfm?story=694&printver=yes   (913 words)

  
 Parque de Sierra San Pedro Martir
The road to the Sierra San-Pedro Martir was unpaved; actually it was also un-signed, and so we didn't know if this was the road, only that it led upward, to the edge of the protected-zone.
When the road became impassable, we stopped and trekked the rest of the way into the Parque de Sierra San Pedro Martir by foot through the sandy, waterfall-filled river.
It was courageous work, but turistas turn their fear into condescension, a pattern that replicates the history of the United States and Mexico for decades.
notesfromtheroad.com /desertmexico/desertmexicobaja14sanpedromartir.htm   (478 words)

  
 Welcome to UC MEXUS, The University of California Institute for Mexico and the United States
The condors were flown from the San Diego Zoo to the San Pedro Martir Sierras in August.
Xewe, an 11-year-old mentor to the five young condors re-released in the San Pedro Mártir Sierra in May, stretches her wings displaying the tracking device by which biologists follow condor movement in the wild.
Sierra de San Pedro Martir National Park, which reaches up 9,000 feet, is covered in old-growth forests of pine, fir, hemlock and spruce.
ucmexus.ucr.edu /index.php?content=publications/n40Sp03/condors.html   (725 words)

  
 Terrestrial Ecoregions -- Sierra Juarez and San Pedro Martir pine-oak forests (NA0526)   (Site not responding. Last check: 2007-10-31)
Sierra Juarez and San Pedro Martir pine-oak forests (NA0526)
An "island" of forest in a "sea" of dry landscape, these pine-oak forests are home to many endemic and endangered species.
Some of the tallest pine trees in Mexico grow in Sierra de San Pedro Martir, such as the 230-foot (70-m) sugar pine, which produces 28-inch (70-cm) pine cones.
www.nationalgeographic.com /wildworld/profiles/terrestrial/na/na0526.html   (504 words)

  
 Earth Island Institute: Earth Island Journal, Fall 1996
Almost every tree in the forests of Baja's Sierra San Pedro Martir is a big tree -- a loggers' "pumpkin" worth $3,000 to $4,000.
In June, loggers and road builders from northern California began carving out a new road in the Sierra San Pedro Martir forests south of Ensenada.
Because water from the Sierra courses down to the agricultural lands below, logging, rain, snowmelt and subsequent erosion could bring the mountains to the sea.
www.earthisland.org /EIJOURNAL/new_articles.cfm?articleID=351&journalID=57   (249 words)

  
 Notes from the Road - Desert Mexico - Baja California - Sierra San Pedro Martir
The road to the Sierra San-Pedro Martir was unpaved; actually it was also un-signed, and so we didn't know if this was the road, only that it led upward, to the edge of the protected-zone.
When the road became impassable, we stopped and trekked the rest of the way into the Parque de Sierra San Pedro Martir by foot through the sandy, waterfall-filled river.
It was courageous work, but turistas turn their fear into condescension, a pattern that replicates the history of the United States and Mexico for decades.
www.baja.com /notesfromtheroad/desertmexicobaja14sanpedromartir.htm   (493 words)

  
 Sierra San Pedro Martir
This is the easiest route provided you possess a hardy 4-wheel drive vehicle capable of negotiating the steep, rocky, tortuous so-called road from the ranch into the giant pine forests.
To the west sprawled the vast tableland of pine and picacho of the San Pedro Martir, with the distant glimmer of the Pacific as nature's backdrop.
Desert Peakers are fortunate in having the San Pedro Martir relatively close at hand.
angeles.sierraclub.org /dps/archives/dps01962.htm   (825 words)

  
 Terrestrial Ecoregions -- Sierra Juarez and San Pedro Martir pine-oak forests (NA0526)
Sierra Juarez and San Pedro Martir pine-oak forests (NA0526)
These coniferous forests grow in two mountain ranges, the Sierra Juarez and Sierra de San Pedro Martir, in Baja California, Mexico.
Some of the tallest pine trees in Mexico grow in Sierra de San Pedro Martir, such as the 230-foot (70-m) sugar pine, which produces 28-inch (70-cm) pine cones.
nationalgeographic.com /wildworld/profiles/terrestrial/na/na0526.html   (504 words)

  
 Baja California: route 3 Ensenada-Sierra San Pedro Mártir
Leaving San Vicente, it is 51 km to the community of Díaz Ordaz, from which a road leaves westward for 8km to Villa Morelos, Punta San Telmo, and Colnett bay, all places of great natural beauty.
Díaz Ordaz is the gateway to one of the most exciting places in the region, the Sierra de San Pedro Martir Nature Park.
The community of San Telmo is 8 km away, and is the site of the ruins of an ancient mission, founded in the 18th century.
www.mexicodesconocido.com /english/pueblos_y_otros_rincones/norte/detalle.cfm?idsec=36&idsub=0&idpag=12   (870 words)

  
 A New Race of Acorn-storing Woodpecker, from Lower California   (Site not responding. Last check: 2007-10-31)
Range.--So far as now known, only parts of the Sierra San Pedro Martir, in northern Lower California, between latitudes 30 and 31 30'; altitude 5800 to 7200 feet; life-zone mainly Upper Sonoran (live-oak association), but also Transition locally or sporadically.
The character of the head markings in the female is suggestive again of aculeata, the red area being usually more nearly square, as in that form, rather than shorter than wide, as in bairdi.
-=-The collections of birds accumulating in the Museum.of'Vertebrate Zoology from the San Pedro Martit "section" of the Lower California peninsula' are bringing, to light quite a number of undescribed and satisfactorily ' distinguishable subspecies.
elibrary.unm.edu /sora/Condor/files/issues/v028n04/p0176-p0178.html   (929 words)

  
 Nature Watch: Large-blotched Salamander
In August, 1998, Clark discovered Large-blotched Ensatina in the vicinity of La Tasajera in the Sierra San Pedro Mártir on a southwest facing slope next to a sparsely vegetated meadow.
Clark Mahrdt served as a Curatorial Assistant to the Department from 1969 to 1974 and is currently a biological consultant in San Diego County.
Lee Grismer is the foremost authority of amphibians and reptiles of Baja California and is a Professor of Biology at La Sierra University in Riverside County.
www.sdnhm.org /research/herpetology/naturewatch2.html   (361 words)

  
 [07-12-96] Elisa Adler, California Timber Industry Opens Road to Baja's Ancient Forests
A Louisiana Pacific mill four hours north of the sierra in El Sauzal, near Ensenada, stands ready to receive the logs and convert the centuries old trees into board feet for a fraction of the cost it would take to do the same on the other side of the border.
Unlike the Sierra Nevada, where decades of fire suppression together with an aggressively efficient extraction of the biggest trees has created a dense and younger "crop" of trees, almost every tree in the Sierra San Pedro Martir is a big tree, a logger's "pumpkin" worth $3-$4,000 each.
The sierra is the watershed and irrigation source for the agricultural lands below, and logging and subsequent erosion could bring the mountains to the sea.
www.pacificnews.org /jinn/stories/2.14/960712-old-growth.html   (890 words)

  
 Discover Baja California
After traveling on a road surrounded by vegetation, climate and fauna constantly change while the kilometers pass by: from a breezy coast to a warm valley, then to a rustic thicket, and furthermore arriving at the snowy tops of pines and firs in less than a day.
It is definitely a unique experience, amazing minute by minute, with cougar, hawk, ram, coyote and eagle inhabiting in Sierra de San Pedro Mártir and in the more than 65 thousand hectares which constitute the park.
The mountain tops of San Pedro Mártir –the tallest in the peninsula- offer spectacular views from sea to sea: from Mar de Cortés to the Pacific Ocean.
www.discoverbajacalifornia.com /rural/san_pedro.htm   (475 words)

  
 Arboretum de Villardebelle
Cone from tree in southern most distribution, in Sierra San Pedro Martir National Park.
The cones in this area average about half the size of the cones in the Sierra Nevada of California.
Cones of trees in the Sierra San Pedro Martir, of Baja California, the southern limit of this species avarage about 8 inches in length.
www.pinetum.org /PhotoJEFFbajaCA2.htm   (136 words)

  
 Cupressus montana description
These cones were collected near Botela Azul in the Sierra San Pedro Martír [Jeff Bisbee, Jul-2002].
Mexico: Baja California Norte: the Sierra San Pedro Martír, where it is widely but sparsely distributed at elevations of (1900-)2200-2400(-2825) m (Wolf 1948, Farjon 2005).
Trees are fairly common at exposed sites along the east-facing summit escarpment of the the highest peaks of the Sierra San Pedro Martír, notably on the upper slopes of the Picacho del Diablo.
www.conifers.org /cu/cup/montana.htm   (399 words)

  
 San Felipe
The plan was that Bruce Johnson and I would ride the quads back to San Matias and Steve Anderson would follow behind in the pickup.
Once we made it over the low hills of the Sierra San Felipe, we descended back down to the desert and stopped for refreshents.
We stopped to discuss the situation and we could see the sheets of rain on the east facing slopes of the Sierra San Pedro Martir.
www.billcaid.com /1982/SanFelipe1982/Day3.html   (1180 words)

  
 Middle Palomas, San Pedro Martir Plateau
Dick Cardone, Dave Poulliet, and I drove from the San Francisco Bay Area to San Diego, and thence across the border at Tijuana and south on Baja highway 1 to a point just a little south of the town of Colonet (last available reliable gas was in the town of San Vincente).
It was washed out in several places (a few miles past San Telmo and just beyond the Meling Ranch) and, in its upper portions (which normally are in better condition than the lower ones) DEEPLY rutted and somewhat muddy in spots.
The summit had a Sierra Club, Los Angeles chapter, DPS register (a 17 cent spiral note pad inside a glass Tang jar under a single rock, and we noted that roughly 30 people had climbed the peak since 1973.
angeles.sierraclub.org /dps/archives/dps00239.htm   (1907 words)

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