Oregon High Desert Grotto
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The Oregon High Desert Grotto (or OHDG) is an American
caving Caving – also known as spelunking in the United States and Canada and potholing in the United Kingdom and Ireland – is the recreational pastime of exploring wild cave systems (as distinguished from show caves). In contrast, speleology i ...
club, known as a
Grotto A grotto is a natural or artificial cave used by humans in both modern times and antiquity, and historically or prehistorically. Naturally occurring grottoes are often small caves near water that are usually flooded or often flooded at high ti ...
. It is affiliated with the
National Speleological Society The National Speleological Society (NSS) is an organization formed in 1941 to advance the exploration, conservation, study, and understanding of caves in the United States. Originally headquartered in Washington D.C., its current offices are in ...
. OHDG is involved with caving and conservation efforts in central
Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...
and beyond, including the
Oregon Caves National Monument Oregon Caves National Monument and Preserve is a protected area in the northern Siskiyou Mountains of southwestern Oregon in the United States. The 4,554-acre (1,843 ha) park, including the marble cave, is 20 miles (32 km) east of C ...
, the
Lava Beds National Monument Lava Beds National Monument is located in northeastern California, in Siskiyou and Modoc counties. The monument lies on the northeastern flank of Medicine Lake Volcano and has the largest total area covered by a volcano in the Cascade Range. ...
in northern
California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...
, and caves in western
Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyom ...
and southern
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
. Members of the Grotto have worked with the Department of State Lands and received a participation award from state leaders for their volunteer work. In 2013, the Grotto was recognized by Region 6 of the
United States Forest Service The United States Forest Service (USFS) is an agency of the U.S. Department of Agriculture that administers the nation's 154 national forests and 20 national grasslands. The Forest Service manages of land. Major divisions of the agency inc ...
for various volunteer hours working with
cave A cave or cavern is a natural void in the ground, specifically a space large enough for a human to enter. Caves often form by the weathering of rock and often extend deep underground. The word ''cave'' can refer to smaller openings such as sea ...
s and
bat Bats are mammals of the order Chiroptera.''cheir'', "hand" and πτερόν''pteron'', "wing". With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more agile in flight than most ...
s. They received the R6 Volunteers and Service and Program Award.


History

The Oregon High Desert Grotto was first created in 1989 by Dan Best. It lasted only a year before complications terminated the Grotto. In late 1995, the OHDG was reformed by the new founding member Ric Carlson, who was at the time an employee of the United States Forest Service. By 1997, the Grotto had over 30 members, a newsletter publication, and a growing knowledge of caves in the Central Oregon area and beyond. As of 2012, the OHDG continues to find new caves. Grotto member Matt Skeels has found over 100 new caves. Today, the Grotto is actively involved with caving in most of
Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...
and the adjacent states.


Exploration

Members of the Oregon High Desert Grotto understand that caves are a fragile resource. They are dedicated to preserving these special underground spaces. Each year, the group organizes a number exploration trips, study efforts, and preservation projects. The group’s exploration work includes caving adventures, cave surveys, and photographic documentation of cave resources.Matt Skeels, Matt
"The Caves of Central Oregon"
Oregon High Desert Grotto, Bend, Oregon, 5 October 2013.
While members of the Oregon High Desert Grotto have explored caves all over the western
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
, the group’s focus is on
Central Oregon Central Oregon is a geographic region in the U.S. state of Oregon and is traditionally considered to be made up of Deschutes, Jefferson, and Crook counties. Other definitions include larger areas, often encompassing areas to the north towards the ...
. Most of the known caves in Central Oregon are in Deschutes County, the groups home area. The Oregon High Desert Grotto has identified 813 caves in Deschutes County, 660 of these are
lava tube A lava tube, or pyroduct, is a natural conduit formed by flowing lava from a volcanic vent that moves beneath the hardened surface of a lava flow. If lava in the tube empties, it will leave a cave. Formation A lava tube is a type of lava ca ...
s. Of the remaining caves the majority are also lava related formations including vertical conduits,
fissure A fissure is a long, narrow crack opening along the surface of Earth. The term is derived from the Latin word , which means 'cleft' or 'crack'. Fissures emerge in Earth's crust, on ice sheets and glaciers, and on volcanoes. Ground fissure ...
s, bubbles, and lava molds. Of the 813 caves, there are only 52 that were not created by lava flows. Many of these are
rift In geology, a rift is a linear zone where the lithosphere is being pulled apart and is an example of extensional tectonics. Typical rift features are a central linear downfaulted depression, called a graben, or more commonly a half-grabe ...
or fissure caves, some up to deep. There are also a number of rock shelters, large rock overhangs created by water or wind
erosion Erosion is the action of surface processes (such as water flow or wind) that removes soil, rock, or dissolved material from one location on the Earth's crust, and then transports it to another location where it is deposited. Erosion is distin ...
. These caves occur throughout Central Oregon, usually in rim rock areas. Finally, there are a few talus caves. Talus caves are found in cracks and open spaces between boulders along faults and in rock fall area. Some Central Oregon caves are easy to explore, especially the larger lava tubes. However, other caves require significant planning in order to be explored safely. Many require a strenuous hike just to get to the cave; and while underground, dark spaces and tight passages can be dangerous for anyone who is not prepared. As a result, members of the Oregon High Desert Grotto are careful to bring along the proper equipment for each caving trip. Explorers always wear helmets to protect our heads. Each person brings three sources of light, and members never go caving alone."Cave Access"
Oregon High Desert Grotto, Bend, Oregon, 5 October 2013.
Members of the Oregon High Desert Grotto are always careful to protect wildlife. During the winter, grotto members avoid caves with hibernating bats. Waking a bat from hibernation is extremely stressful, and may cause the bat to expend its fat reserves prematurely which can lead to death later that winter or early spring. The group also avoids caves with bat maternity colonies during the summer months. Over the last few years, the Grotto has been involved in the study and mapping of the
Sandy Glacier Caves The Sandy Glacier Caves are a system of glacier caves within the ice of Sandy Glacier on Mount Hood, Oregon. They are thought to be the largest glacier caves in the lower 48 states of the United States. Surveys done in 2011 and 2012 have measure ...
on
Mount Hood Mount Hood is a potentially active stratovolcano in the Cascade Volcanic Arc. It was formed by a subduction zone on the Pacific coast and rests in the Pacific Northwest region of the United States. It is located about east-southeast of Portlan ...
in Oregon. Their efforts were recorded by
Oregon Field Guide ''Oregon Field Guide'' is a weekly television program produced by Oregon Public Broadcasting focusing on recreation, the outdoors, and environmental issues in the state of Oregon. The show has become part of the Oregon zeitgeist. Steve Amen is th ...
in 2013, and aired on
OPB Oregon Public Broadcasting (OPB) is the primary television and radio public broadcasting network for most of the U.S. state of Oregon as well as southern Washington. OPB consists of five full-power television stations, dozens of VHF or UHF trans ...
in October of that year.


Conservation

The OHDG is an avid participant in conserving and restoring caves since many of the caves have been damaged from increased recreational activities, including
rock climbing Rock climbing is a sport in which participants climb up, across, or down natural rock formations. The goal is to reach the summit of a formation or the endpoint of a usually pre-defined route without falling. Rock climbing is a physically and ...
. The Grotto often partners with the
United States Forest Service The United States Forest Service (USFS) is an agency of the U.S. Department of Agriculture that administers the nation's 154 national forests and 20 national grasslands. The Forest Service manages of land. Major divisions of the agency inc ...
(USFS) to help manage the caves of the
Deschutes National Forest The Deschutes National Forest is a United States National Forest located in parts of Deschutes, Klamath, Lake, and Jefferson counties in central Oregon. It comprises along the east side of the Cascade Range. In 1908, the Deschutes National ...
. Cooperation with private owners of caves has also been done. On
National Public Lands Day National Public Lands Day (NPLD) is celebrated annually at public lands in the United States on the fourth Saturday of September. A signature event of the National Environmental Education Foundation, it promotes both popular enjoyment and volunt ...
in September 2000, the Grotto participated in the gating of Stookey Ranch Cave. Cleanup trips to caves in the area are common and are synonymous with the caving motto: "Take nothing but pictures, leave nothing but footprints, kill nothing but time." In late 2010, missing
lavacicle A stalactite (, ; from the Greek 'stalaktos' ('dripping') via ''stalassein'' ('to drip') is a mineral formation that hangs from the ceiling of caves, hot springs, or man-made structures such as bridges and mines. Any material that is soluble an ...
s from Lavacicle Cave were reacquired by Grotto member Eddy Cartaya while working for the USFS. The lavacicles will be used as educational tools at Lava Lands Visitor Center. The Grotto is involved with caving and conservation efforts beyond its local area of central Oregon. Grotto member Brent McGregor produced a video for the Oregon Caves National Monument promoting safe caving to conserve the off-trail parts of the cave. Other efforts have been done with Lava Beds National Monument in northern California, western Idaho, and Nevada. Ken Siegrist, of the Grotto and former employee of the
Bureau of Land Management The Bureau of Land Management (BLM) is an agency within the United States Department of the Interior responsible for administering federal lands. Headquartered in Washington DC, and with oversight over , it governs one eighth of the country's la ...
, has worked to protect many caves, including those of eastern and southern Oregon. Members of the Grotto have also worked in conjunction with the Department of State Lands and received a participation award from State leaders for their volunteer work with the state. Additionally, the Grotto along with land management agencies, has helped collect and discover
millipede Millipedes are a group of arthropods that are characterised by having two pairs of jointed legs on most body segments; they are known scientifically as the class Diplopoda, the name derived from this feature. Each double-legged segment is a resu ...
s, campodeans,
arachnid Arachnida () is a class of joint-legged invertebrate animals (arthropods), in the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks, mites, pseudoscorpions, harvestmen, camel spiders, whip spiders and vinegaroon ...
s, and the Taracus marchingtoni, some new to science. Neil Marchington has helped discover the Trogloraptor marchingtoni of southwest Oregon.


References

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External links


Oregon High Desert Grotto

Glacier Cave Explorers
Deschutes County, Oregon Caving organizations in the United States Environmental organizations based in Oregon