Microhabitats

https://mojavedesert.net/glossary/microhabitat.html

A desert microhabitat refers to a small-scale environment within a desert with unique characteristics and supporting specific life forms. Deserts are harsh ecosystems characterized by low precipitation levels and extreme temperatures. Despite these challenging conditions, various microhabitats exist within deserts, providing specialized plants and animals with niches to thrive. Here are some examples of desert microhabitats:

  1. Shade of Rocks or Sand Dunes:
    • Some plants and animals find refuge in the shade provided by rocks or dunes, where temperatures are slightly lower.
  2. Rock Crevices:
    • Gaps and crevices in rocks can offer protection from the sun and wind. Certain plant species may establish themselves in these microenvironments.
  3. Dry Riverbeds (Washes):
    • Though dry for much of the year, riverbeds in deserts (washes) may have occasional water flow during rain events, attracting a variety of life adapted to sporadic water availability.
  4. Salt Flats:
    • In some desert regions, there are vast salt flats where specific salt-tolerant plants and microorganisms can survive.
  5. Oases:
    • Oases are areas with water sources, often surrounded by vegetation. They provide a vital microhabitat for a diversity of plant and animal species in an otherwise arid landscape.
  6. Burrows and Nests:
    • Some desert animals create burrows or nests to escape extreme temperatures and predators. Examples include burrowing rodents, reptiles, and certain bird species.
  7. Cryptobiosis in Microorganisms:
    • Certain microorganisms in deserts can enter a state of cryptobiosis, a dormant condition that allows them to survive extreme dryness until conditions become more favorable.
  8. Surface Crusts:
    • Microbial crusts on the desert surface, composed of algae, fungi, and bacteria, play a crucial role in stabilizing soil and preventing erosion. They also contribute to nutrient cycling.
  9. Camouflage Adaptations:
    • Both plants and animals in deserts often have adaptations for camouflage, helping them blend in with the surroundings and avoid predators.

Understanding and preserving these microhabitats is essential for the conservation of desert ecosystems. Even small-scale disturbances can significantly impact the delicate balance of life in these environments.

MICROHABITAT – Mojave Desert – Glossary of Terms and Definitions

mojavedesert.net › glossary › microhabitat

Desert Wash – Desert Habitats. Roadside water runoff can also create a microhabitat of its own. The sacred datura, also called jimson weed or thorn apple, …

Microhabitats

digital-desert.com › joshua-tree-national-park › cap-rock-trail

Joshua Tree National Park, the Mojave Desert – Cap Rock Interpretive Trail.

Sacred Datura (Jimson Weed) – Desert Wildflower Photo

mojavedesert.net › wildflower › datura

Microhabitat · Indian Culture Ceremonialism · Wildflower Photo Guide · Joshua Tree National Park · List of Mojave Desert Shrubs * · Plants at Hoover Dam · Zion …

Desert Wash – Desert Habitats

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Unlike the sparse vegetation in most of the Mojave, plantlife in washes is lush and deep-rooted. Plants range from shrubs such as the catclaw acacia, cheesebush …

Pinto Period

digital-desert.com › death-valley-history › pinto-period

Dramatic environmental changes came to the Mojave Desert with the end of the Pleistocene Era, characterized by harsh climatic conditions with higher …

Joshua Tree Nature Trails

digital-desert.com › joshua-tree-national-park › nature-trails

Oasis Visitor Center, Twentynine Palms. Skull Rock – .25 mile loop, Microhabitat – Cap Rock · A relict population – Hidden Valley · Disappearing soil – Arch …

Pinyon Pine, REGENERATION PROCESSES

mojavedesert.net › trees › pinus-monophylla › 2.00.html

The seed characteristics and the microhabitats in which seeds are placed are important in determining their fate after dispersal. … Singleleaf pinyon seedlings …

Cap Rock

digital-desert.com › joshua-tree-national-park › cap-rock-trail

Cap Rock. Cap Rock formation, Joshua Tree National Park In the Land of Little Rain The Mojave Desert, called by Mary Austin “the land …

Pinyon Pine, Pinus Monophylla – Mojave Desert Trees

mojavedesert.net › trees › pinus-monophylla

The ecotones between singleleaf pinyon woodlands and adjacent shrublands and grasslands provide favorable microhabitats for singleleaf pinyon seedling …

Rain & Rain Shadow

Rainshadow Desert

Rain shadow desert. Clouds fill in East San Gabriel Canyon
Inspiration Point, Angeles National Forest

Mojave Desert Rain Shadow

The Mojave Desert rain shadow is a meteorological phenomenon that occurs in the southwestern United States. A rain shadow is an area on the leeward side of a mountain or mountain range that receives significantly less precipitation than the windward side. In the case of the Mojave Desert, this rain shadow effect is primarily influenced by the Sierra Nevada mountain range.

The prevailing westerly winds carry moist air from the Pacific Ocean. As this air rises over the western slopes of the Sierra Nevada, it cools and condenses, leading to precipitation. By the time the air descends on the eastern side of the mountains, it has lost much of its moisture, creating a rain shadow effect.

The Mojave Desert, located east of the Sierra Nevada in California, experiences this rain shadow effect. The descending air on the eastern side of the mountains warms up, leading to a drier and warmer climate in the Mojave Desert compared to the western side of the Sierra Nevada.

As a result, the Mojave Desert is characterized by arid and semi-arid conditions, with lower annual precipitation than the Sierra Nevada’s western slopes. This rain shadow effect plays a significant role in shaping the climate and ecosystem of the region. The Mojave Desert is known for its unique flora and fauna adapted to the arid conditions influenced by the rain shadow effect.

American Desert – The Mojave Desert

Overview. View from shadow mountains near El Mirage The Mojave Desert exists in a rain shadow created by the Transverse Ranges and the Sierra Nevada Mountain …

Panamint Valley

The Mojave Desert – Life at the Extremes

For example, the California portion of the desert often receives as little as 3 cm of rain. The Mojave is considered a rain shadow desert because the …

Natural and Cultural Settings in the California Mojave

Fremont Valley

As mentioned, the Mojave Desert is characterized by its extreme aridity caused by a rain shadow effect. Annual rainfall amounts to around 10 to …

Water in the Mojave Desert

The rain shadow effect is produced by the high mountains on the west, which block the movement of wet winter storms. Artesian Wells · Flash Floods · Intro:: …

Joshua Tree National Park

… rain shadow” effect produced by the high mountains on the west, and 2) the … The Joshua trees serve as a rain gauge in those areas of the desert where no …

Diversity in California

Desert conditions exist in the rain shadow of the mountain ranges. This exceptional variation in landscape features, latitudinal range, geological …

Cajon Pass Physical Attributes

The rain shadow from the San Gabriel Mountains affects vegetation types and water availability in the Mojave Front Country Place. It is a transition zone …

Transverse Ranges

/geomorphic-provinces/transverse-ranges.html

The Transverse Ranges are a group of mountain ranges in Southern California, USA. They run east-west and are characterized by their unique orientation, perpendicular to the typical north-south alignment of most other mountain ranges in North America. The Transverse Ranges play a significant role in the geography and climate of Southern California.

San Gabriel Range
San Bernardino Range

The main Transverse Ranges include:

  1. San Gabriel Mountains: Located northeast of Los Angeles, the San Gabriel Mountains are a prominent part of the Transverse Ranges. They contain several peaks over 10,000 feet, including Mount San Antonio (Mt. Baldy), the highest peak in the range.
  2. San Bernardino Mountains: To the east of the San Gabriel Mountains, the San Bernardino Mountains are another subrange within the Transverse Ranges. They include prominent peaks such as San Gorgonio Mountain, the highest peak in Southern California.

Additional Transverse Ranges (not in project)

  1. Santa Ynez Mountains: Situated to the northwest of Los Angeles, the Santa Ynez Mountains are part of the Transverse Ranges and run parallel to the coast. They contribute to the scenic backdrop of the Santa Barbara area.
  2. Santa Susana Mountains: Located northwest of Los Angeles, the Santa Susana Mountains are a smaller subrange within the Transverse Ranges.
  3. Topatopa Mountains: Situated north of Ventura, the Topatopa Mountains are part of the Transverse Ranges and are known for their distinctive east-west orientation.

Rain Shadow Desert

The Transverse Ranges have a significant impact on the climate of Southern California. They act as a barrier to moist air coming from the Pacific Ocean, causing a rain shadow effect. This results in a drier climate on the leeward (eastern) side of the ranges, contributing to the arid conditions of the inland areas.

Trigger

Trigger was the famous horse ridden by Roy Rogers, the iconic American cowboy actor and singer. Trigger was a golden palomino known for his intelligence, versatility, and striking appearance. He became one of the most well-known and beloved horses in the history of Hollywood.

Trigger was a Palomino horse that became famous as the faithful companion of Roy Rogers, a popular American cowboy actor and singer. Trigger was born in 1932 and originally named Golden Cloud. Roy Rogers first encountered the horse in the 1938 movie “The Adventures of Robin Hood,” where Olivia de Havilland rode him.

Impressed by the horse’s beauty and abilities, Rogers eventually acquired him. The horse was then renamed Trigger, and he became one of the most famous horses in Hollywood history. Trigger appeared in many of Roy Rogers’ films and television shows, showcasing his remarkable intelligence and performing various tricks on command.

Trigger appeared in many of Roy Rogers’ films and television shows, becoming a true partner to Rogers in his on-screen adventures. The horse was trained to perform a variety of tricks and stunts, showcasing both Trigger’s abilities and the strong bond between him and Rogers.

Trigger became a beloved icon, often called “The Smartest Horse in the Movies.” After Trigger died in 1965, Rogers arranged for the horse to be taxidermied. The preserved Trigger was displayed at the Roy Rogers and Dale Evans Museum in California. Later, the museum closed, and in 2010, Trigger was sold at auction for nearly $266,000. The buyer, a cable television network, intended to use the preserved horse in a planned Roy Rogers exhibit.

Trigger’s legacy lives on in fans’ memories and the numerous films and television shows where he played a prominent role alongside Roy Rogers.

Shea’s Castle

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“Shea Desert Castle Sold,” Los Angeles Times, 25 Mar 1935 (colorized)

Richard Peter Shea built Shea’s Castle in 1924, also known as Sky Castle or Castle Ranch.

1929’s stock market crash bankrupted Shea. Shea’s wife died, the bank took over the castle, and Shea committed suicide.

Over the years, the property has changed hands and been used as a filming location.

Trigger, Roy Rogers’ horse, was trained on the property.

It is now a private residence.

The massive granite structure, built by R. P. Shea, was sold to three Beverly Hills women in 1935. The “castle” boasts many unique design elements that remain untouched after the purchase.
This photograph appears with the article, “Shea Desert Castle Sold,” Los Angeles Times, 25 Mar 1935: 19.CAPTIONText from negative sleeve: Shae’s [sic] Castle nitrates

Handwritten on negative: Shae’s [sic] Castle 3-16-35
Text from newspaper caption: “Dream Home” in Mojave Desert Passes Into New Hands; A massive granite structure in the Mojave Desert, built ten years ago as a “dream home” of R. P. Shea, yesterday, passed into the hands of new owners. So incongruous is its setting that many believe they are beholding a mirage when they see the $175,000 castle.

The Man who was Hanged Twice

by Myrtle Nyles – November 1964 – Desert Magazine

Skidoo came to life because of fog. When Harry Ramsey and a man called One-eye Thompson lost their way on a road leading to the new boom camp of Harrisburg, they stopped to rest near a log lying against an outcropping of rock. When the fog lifted, the rock turned out to be gold. This was back in 1905. In deciding upon a name for the town that sprung up, a numerologist associated a popular expression of the day, 23-Skidoo, with the fact that a Rhyolite man named Bob Montgomery had successfully piped water from Telescope Peak 23 miles away and suggested the name Skidoo. So it became.

Downtown Skidoo. Death Valley National Park
Downtown Skidoo. Death Valley National Park

Old-timers say the camp produced over a million dollars worth of gold ore between its discovery and its demise some 20 years later. Skidoo’s chief claim to fame, however, was not its riches. Rather, it was an infamous lynching of a scoundrel named Joe Simpson in 1908.

On a tour to the ghost town of Skidoo in 1962, we were privileged to be accompanied by an 87-year-old gentleman named George Cook. The interesting thing about Mr. Cook was that it was he who pulled on the rope at the lynching. His participation had only recently been divulged to a few intimate friends—after all others involved had passed on to their rewards, or whatever.

Joe "Hooch" Simpson
Joe “Hooch” Simpson

“Joe Simpson,” Mr. Cook told us, ‘was a would-be villain who had killed a man at Keeler after shooting-up Jack Gun’s Saloon in Independence the preceding year. He’d somehow gotten off and drifted to Skidoo where he became a partner with Fred Oakes in the Gold Seal Saloon. Across the street was Jim Arnold’s Skidoo Trading Company.

“Arnold was a friendly, well-liked man and had always been on good terms with Simpson, but Simpson became drunk and abusive one April morning and decided to hold up a bank situated in part of Arnold’s Skidoo Trading Company. Apprehended, his gun was taken away and hidden by the deputy sheriff, but a little later Simpson found his weapon and returned to the store to shoot Jim Arnold. He then turned on two other men who had come to the rescue, but his aim was poor and both escaped. Eventually, Simpson was overpowered and placed under guard in the deputy sheriff’s cabin. Unfortunately,” Mr. Cook lamented, “the popular Jim Arnold died that night.”

Skidoo went wild with indignation. After Arnold’s funeral, which the entire camp attended, a group went to the improvised jail, led the prisoner out at the end of a rope, and hanged him to the nearest telephone pole. When Sheriff Nailor from Independence arrived, after a hazardous trip over rough roads via Tonopah and Rhyolite, he made the now famous statement, “It’s the best thing that ever happened to Inyo County; it saved us $25,000!”

But this wasn’t the end. Several spectators had forgotten their cameras and wanted pictures of the hanging. So, Joe Simpson’s body was obligingly strung up again, this time from the ridgepole of the tent where he was “laid out.” News of this gruesome encore spread and the lynching won everlasting fame. In his private narrative of the event, George Cook added a factor never before related: “Joe was dead before we got the rope around his neck; he died of a heart attack (from fright) and was already gone when dragged to the telephone pole scaffold.”

It was also he, George Cook confessed, who assisted Dr. MacDonald in removing the head from Simpson’s corpse. The doctor, it seems, had once performed an operation on Simpson s nose and wanted to make a further medical study of the case. Going at night, they performed the severance at the lonely prospect hole where Simpson’s body had been tossed. (No one in Skidoo would give him a decent burial, so great was the indignation at his senseless crime). The skull was exhibited for a period in a showcase at Wildrose, but later disappeared.

The remainder of the skeleton resisted oblivion, however. Years later when George Cook returned to Skidoo to work in the mill, an agitated prospector appeared one day to report a headless skeleton of a man who’d evidently been murdered. Because Cook was the only old-timer around at the time, he was consulted. Indeed a crime had been committed sometime, he agreed, but of the details, he had conveniently forgotten.

Last year George Cook passed away. Small in stature, religious, mild-tempered, and given to writing sentimental verse, he was the antithesis of our Western idea of a vigilante. The role forced upon him by his acute anger over the murder of a friend bothered this good man to the end of his days. His belief that Simpson did not expire at his hand appeared to be a real comfort. And, perhaps he was right. We cannot disagree, for George Cook was there.

Much interesting history is connected with the now-defunct Skidoo. Following its early boom, the town was deserted for a period, then, under new management, the mine and mill reopened during the 1930s and a period of production occurred. The old wild days never returned, however, and its fame as a mining camp still rests upon the lynching incident —to which we add, “Joe Simpson did not die because of a rope and a telephone pole. He died of a heart attack!”

by Myrtle Nyles – November 1964 – Desert Magazine

Editor’s Note: This is but one version of this story, and it is worth saying that it has generated many other versions and stories through its telling.

History of Skidoo

In January 1906 two wandering prospectors, John Ramsey and John (One-Eye) Thompson were headed towards the new gold strike at Harrisburg. Along the way a blinding fog came in and the two camped near Emigrant Spring for fear of getting lost. … More

Chumash Indians

The Chumash are a Native American people who historically inhabited the coastal and inland regions of California, particularly the Central and Southern California coastal areas. Their traditional territory includes areas from the Santa Barbara Channel to Malibu. The Chumash are considered part of the Hokan language family.

The Chumash people are known for their complex social organization, advanced maritime technology, and well-developed basketry and rock art. They were skilled fishermen, hunters, and gatherers, relying on the rich marine resources of the Pacific Ocean as well as the diverse plant and animal life in their environment.

The Chumash were organized into chiefdoms, each with its leader, and they lived in villages with plank-built houses. Their society had a sophisticated economic and political structure and traded with neighboring tribes.

With the arrival of Spanish explorers in the 18th century, the Chumash were profoundly affected by European colonization. Spanish missions were established in Chumash territory, leading to changes in their way of life, the introduction of new diseases, and the disruption of their social structures.

Today, Chumash people continue to maintain and revitalize their cultural traditions. Ongoing efforts are to preserve Chumash languages, arts, and traditional knowledge. Some Chumash individuals and communities are also involved in cultural and educational initiatives, including managing tribal museums and interpretive centers that showcase Chumash history and heritage.

The Chumash are recognized as a sovereign tribal nation, and contemporary issues include discussions about tribal governance, land rights, and the broader acknowledgment of indigenous rights in the United States.

Halchidhoma Indians

The Halchidhoma (also spelled Halchidoma or Haltchidhoma) was a Native American tribe historically inhabiting the southwestern United States. They were part of the Yuman language-speaking people and lived in the lower Colorado River region, particularly in what is now Arizona and California. The Halchidhoma were closely related to other Yuman-speaking groups, such as the Mojave, Quechan, and Cocopah.

The Halchidhoma people were known for adapting to the desert environment and were skilled at fishing, hunting, and gathering resources in the arid landscape. They utilized the Colorado River for sustenance, catching fish, and utilizing plants for food, medicine, and other purposes.

However, the Halchidhoma tribe faced significant challenges with the arrival of European colonizers and the subsequent westward expansion of the United States. The disruption caused by the influx of settlers, diseases, and conflicts with other Native American groups and European colonists contributed to the decline of the Halchidhoma population.

Over time, the Halchidhoma people faced displacement, and their distinct tribal identity gradually faded. Today, the Halchidhoma are considered one of the many Native American groups whose historical presence has diminished, and their cultural heritage is often studied through archaeological and historical records.

It’s important to note that the history of Native American tribes is complex, and various factors, including interactions with European settlers, government policies, and environmental changes, have shaped their experiences.

Mojave Indians

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The Mojave are Native American people who traditionally inhabited the Mojave Desert, which spans parts of California, Arizona, Nevada, and Utah in the United States. The Mojave people are part of the larger Yuman language family.

The Mojave are known for their adaptation to the harsh desert environment and their traditional lifestyle as hunter-gatherers. They relied on the diverse resources of the desert, including native plants, seeds, and the hunting of small game. The Colorado River, which flows through their territory, played a significant role in their lives.

Historically, the Mojave people lived in small family groups and had a strong sense of community. They built dome-shaped houses known as “kish,” their social organization included tribal leaders and spiritual figures.

With European settlers’ arrival and the United States’s expansion in the 19th century, the Mojave, like many other Native American groups, faced significant challenges. European diseases, conflicts over land, and changes in their traditional way of life profoundly affected their population and culture.

Today, the Mojave people continue to maintain their cultural traditions and have a presence on the Fort Mojave Indian Reservation, which spans parts of California, Arizona, and Nevada. Efforts are underway to preserve the Mojave language, arts, and traditional knowledge. Additionally, like other Native American groups, the Mojave is engaged in discussions about tribal sovereignty, land rights, and broader issues related to recognizing indigenous rights.

Hualapai Indians

The Hualapai, also spelled Walapai, are a Native American people who traditionally lived in the western part of the United States, primarily in the Hualapai Indian Reservation in northwestern Arizona. They are part of the larger Yuman language family.

The Hualapai people are known for their strong connection to the Grand Canyon, as a significant portion of their reservation includes parts of the Grand Canyon and the Colorado River. The term “Hualapai” translates to “People of the Tall Pines” in their language, reflecting the importance of the pine forests in their traditional territory.

Historically, the Hualapai were hunter-gatherers, relying on the resources of their diverse environment, including the Grand Canyon, plateaus, and mountainous regions. They hunted game, gathered plants, and engaged in cultural practices that reflected their close relationship with the land.

With the arrival of European settlers and the expansion of the United States, the Hualapai faced challenges such as the loss of traditional lands, conflicts over resources, and changes in their way of life. In the late 19th century, the Hualapai Reservation was established, providing a designated area for the tribe.

Today, the Hualapai people continue to preserve their cultural heritage. The Hualapai Reservation is a popular destination for tourists interested in experiencing the Grand Canyon from the perspective of the Hualapai people. The Hualapai Tribe is also known for managing the Grand Canyon Skywalk, a glass bridge that extends over the Grand Canyon.

Efforts are ongoing to maintain and revitalize the Hualapai language, arts, and traditional knowledge. Like many other Native American groups, the Hualapai are actively engaged in issues related to tribal sovereignty, land rights, and the broader recognition of indigenous rights.