Presentation as part of the panel "Collaborations between Tribal and Non-Tribal Organizations: Sharing Expertise, Knowledge, and Cultural Resources" at the 2015 Western Roundup Conference 2015 in Denver, CO, May 29, 2015.
While bubble plumes have been acoustically imaged in the water column above marine gas
hydrate deposits in many studies, little is known about the temporal variation in plume intensity. In
July 2008, we conducted surveys using 3.5 and 12 kHz echosounders and a 75 kHz acoustic Doppler
current profiler (ADCP)...
This study investigates the exchange of momentum between the atmosphere and ocean using data collected from four oceanic field experiments. Direct covariance estimates of momentum fluxes were collected in all four experiments and wind profiles were collected during three of them. The objective of the investigation is to improve parameterizations...
This study utilizes a multidisciplinary research approach integrating the sciences of archaeology, geology, pedology and paleoclimatology. Deeply stratified and radiocarbon dated sedimentary sequences spanning the last 10,000 yr B.P. are reported for the Cremer site (24SW264), south-central Montana. Previous investigations at the site revealed an archaeological assemblage with Early Plains...
Major disasters are taking an ever-increasing toll on American
communities. To cope with this growing problem, Benton County is
seeking to adopt an alternative approach known as Community-
Based Emergency Preparedness. Its goal is to improve collaboration
among governmental agencies and the public to gain greater
flexibility in decision-making and...
Articulate brachiopod communities sensitive to environmental factors, especially depth and distance from shore, are described from the upper Middle Devonian (upper Eifelian and Givetian; Cazenovia, Tioughnioga, and Taghanic stages of eastern North America) of eastern North America. The Subrensselandia, Cupularostrum, Mediospirifer, Tropidoleptus, Devonochonetes, Mucrospirifer, Atrypid-Strophodontid, Ambocoeliid, Pacificocoelia, Truncalosia, and Camarotoechia...
The thesis area consists of approximately thirty square miles in the Southern Cascades of Washington near Mount Adams. The oldest exposed rocks are sedimentary volcanic clastics and pyroclastic flows of late-Oligocene age that form a homocline in the northwest corner of the area. A thick pile of younger Tertiary lavas,...
The DeLamar Silver Mine is in the north-trending OwyheeMountains of southwest Idaho. As part of the Silver City regionit is included in the Basin and Range physiographic province.The lithologic units of the Silver City region, surroundingthe DeLamar Silver Mine, are composed mostly of Cretaceous graniticrocks and Miocene volcanic rocks. The...
The Santa Barbara-Montecito and Goleta basins are structurally
continuous fault-controlled Pleistocene basins containing
up to 3000 feet (925 m) of marine Pleistocene Santa Barbara Formation
which were deposited on previously deformed Sisquoc and older
strata. Structures subcropping against the unconformity at the
base of the Santa Barbara Formation show that...
The energy ratio mapping algorithm (ERMA) was developed to improve the performance of
energy-based detection of odontocete echolocation clicks, especially for application in environments
with limited computational power and energy such as acoustic gliders. ERMA systematically
evaluates many frequency bands for energy ratio-based detection of echolocation clicks produced
by a...
Subduction zone earthquake and tsunami hazards affect tens of millions worldwide and the recurrence of these disasters can be evaluated with paleoseismic techniques, because earthquake cycles (and their supercycles) typically span many millennia. In these three chapters, I discuss a suite of analyses I use to evaluate the sedimentary record...
Surface geology, seismic data, petroleum exploratory well data, and water well data
have been used to analyze the structural and tectonic history of the southern Willamette
Valley. Tertiary strata beneath the southern Willamette Valley appear to have had an early
Cascade or Clarno volcanic source to the east by the...
Variable ocean conditions can greatly impact lower trophic level prey assemblages in marine ecosystems, with effects propagating up to higher trophic levels. Our goal was to better understand how varying ocean conditions influence diets and niche overlap among a suite of low- to mid trophic level predators. We studied the...
While libraries are using increasingly sophisticated metrics to determine electronic resources’ usefulness, impact and cost effectiveness, much of this data reflects past usage. More nuanced information is still needed to guide collection managers’ decisions about which content to purchase, borrow or deselect. To fill this gap, librarians at OSU Libraries...
This study demonstrates the utility of combining available scientific data with local ecological knowledge in a Geographic Information System (GIS) to support
community-based fisheries management. The approach used provides both the framework for capturing important ecological, economic and social information relevant to marine fisheries management, and also offers coastal citizens...
The American Land Institute is proud to present this study, Oregon’s Public Investment in Conservation, Prosperity and Fairness. This is the first major study on a topic that has been largely overlooked in past and current discussions of land use law in Oregon: the nature and extent of property tax...
Nine west-northwest-trending faults on the continental margin of
Oregon and Washington, between 43° 05'N and 470 20'N latitude, have been
mapped using seismic reflection, sidescan sonar, submersibles, and swath
bathymetry. Five of these oblique faults are found on both the Juan de Fuca
and North American plates, and offset abyssal...
Context: Retrospective exposure assessment in population-based case-control studies poses a major challenge
due to the wide range of occupations and industries involved. The FINJEM is a generic job-exposure
matrix developed in Finland which represents a potentially cost effective exposure assessment tool.
While FINJEM has been used in several studies outside...
The Tobin Range of central Nevada lies in the Basin and Range extensional
province near the transition between more extended terrane (>50%) to the south and
east, and generally less extended terrane to the north and west. Geologic mapping,
40Ar/39Ar dating and whole-rock geochemical analysis were employed to establish the...
Surface and subsurface mapping are combined to determine the
geologic history along the San Gabriel fault near the town of Castaic.
Palomas Gneiss, Whitaker Granodiorite, and Pelona Schist are basement
terranes encountered in the subsurface. West of the San
Gabriel fault, basement is unconformably overlain by marine middle
to late...
Stratigraphic measurement of the 1,238-rn thick Cowlitz Formation in the
southwest Washington type section along Olequa and Stillwater creeks reveals complex
facies succession of wave- to tide-dominated deltaic sequences. The underlying, 625-rn
thick upper member of the McIntosh Formation (as mapped by Wells, 1981) is composed
of two units: a...
The Lights Creek Stock is an 18 square kilometer copper-bearing granitoid
intrusion within the Plumas Copper Belt in the northern California Sierra Nevada. Engels
Mine, Superior Mine, and Moonlight Valley represent the main copper-mineralization in
the Lights Creek district and small prospects include the Ruby Mine, and Moonlight
Creek. The...
A composite 732-rn thick section in Germany Creek of middle Eocene upper McIntosh and lower Cowlitz Formations, as well as the lower Grays River Volcanics, was studied using bio-, magneto- and lithostratigraphy to construct a sequence stratigraphic framework and assess hydrocarbon exploration potential. The upper McIntosh Formation forms a complete...
Surface and subsurface mapping are combined to determine the structure and geologic history of the eastern
half of the Simi fault in the Simi Valley area. Upper Cretaceous rocks exposed south and east of the Simi Valley are overlain unconformably by the nonmarine Simi Conglomerate of Paleocene age. The Marine...
Understanding continental crust formation and modification is a fundamental and longstanding geologic problem. Influx of mantle-derived basaltic magma and partial melting of the crust are two ways to drive crustal differentiation. This process results in a low density upper crust and denser, more refractory lower crust, creating significant and vastly...
Steens Mountain in SE Oregon is part of the northern Basin and Range Province,
and represents a horst tilted about 100 to the west that is bounded to the east by a high
angle, NNE trending normal fault. The minimum displacement is about 1200 m. Volcanic
rocks, exposed along the...
Libraries have long encouraged academic researchers to be involved in the collection development process. Faculty and students can submit purchase requests via email or online forms; even so, most purchasing is of the “just in case” variety. With collection budgets static or shrinking, “just in time” purchasing offers one way...
The Yanacocha Mining District in northern Perú is considered the largest group of
high-sulfidation style epithermal gold deposits in the world. District-scale geologic mapping coupled with detailed 40Ar/39Ar geochronology, geochemistry and petrography establish the volcanic history of the area and analyze the temporal and spatial evolution of volcanism, hypogene advanced...
The Horseshoe Gulch area includes 16 square miles in the
Eastern Paleozoic Belt of the Klamath Mountains geologic province
north of Callahan, California. Fossiliferous Late Ordovician and
Silurian limestones and unfossiliferous greywackes, arkoses, shales,
mudstones, schists, and phyllites, and other terrigenous clastic
rocks are exposed in a broad fault zone...
The Washougal Mining District is approximately 50 km (30
miles) northeast of Vancouver, Washington, along the western
slopes of the Cascade Range. Although the district has produced
the unostentatious amount of $572 in metals since 1903, the presence
of porphyritic intrusions, hydrothermal alteration, breccia pipes,
and base-metal mineralization typical of...
Timber management of coastal watersheds in southwest Oregon has
been complicated by the need to protect anadromous fish habitat from
accelerated stream sedimentation resulting from management activity.
The rugged terrain of the Elk and Sixes River basins is underlain by
the complex geological province of the Klamath Mountains, in which...
HARNEY COUNTY HISTORY PROJECT
AV-Oral History #469
Interviewee: Eileen O'Keeffe McVicker
Interviewer: Karen Nitz
Subject: Homesteading on the South End of Steens Mountain
Date: October 16, 2008
Place: Chester & Helen Felt Recording Room, Harney County Library, Burns, Oregon
The middle Eocene Tillamook Volcanics form the oldest rock unit in the Elsie-lower Nehalem River area. K-Ar age determinations and age constraints imposed by foraminiferal and calcareous nannofossil assemblages of overlying sedimentary strata indicate an absolute age of about 42 Ma for the uppermost Tillamook Volcanics. Major oxide values indicate...
Speckled dace (Rhinichthys osculus) is a small cyprinid that is geographically widespread throughout western North America, and the most frequently occurring sh in Oregon. Because of the genetic and morphological variation in this species across its range, it has been referred to as a "species complex" and no revision to...
Five distinct lithologic units compose the Tertiary rocks in the Tillamook Head - Necanicum Junction area of the northern Oregon Coast Range. They are: the late Eocene to early Miocene Oswald West mudstones, the middle Miocene Angora Peak sandstone and
Silver Point mudstone members of the Astoria Formation, and the...
Surface and subsurface data are combined to determine the structure of the western half of the Simi fault system in the Las Posas and Camarillo Hills area. Cretaceous to Eocene sedimentary rocks, present only in the subsurface, are overlain by late Eocene to early Miocene nonmarine stata (Sespe Formation) and...
This thesis is an effort to formalize and document some of the changes occuring in the Warwar Valley of Gongola State, Nigeria, West Africa. The documentation will comprise a photographic study over time accompanied by an ethnographic narrative. Information gathered from photographic images, field notes and the anthropological record will...
The Upper Ojai Valley is a tectonic depression between
opposing reverse faults, Its northern border is formed
by the active, north-dipping San Cayetano fault with 6.0
km of dip-slip displacement in the Silverthread oil field
and 2.6 km displacement west of Sisar Creek; the fault
dies out farther west in...
Various types of mass movement features are found in the drainage
basin of the East Fork Coquille River in the southern Oregon Coast
Range. The distribution and forms of mass movement features in the area
are related to geologic factors and the resultant topography.
The Jurassic Otter Point Formation, a...
The Middle and West Forks of Little Sheep Creek in the southern Tendoy Range have incised valleys across Cenozoic structural features exposing strata that range in age from the Mississippian to the Neoene. Paleozoic strata are 1,349 m thick and belong to the Mission Canyon Limestone, the Big Snowy, Amsden,...
Paleozoic dolomites, limestones, and detrital clastic rocks
were mapped in the Bellevue Peak 15 minute quadrangle in the
southern Mahogany Hills, Nevada. Sedimentary rock units in this
area represent shallow-shelf eastern assemblage deposits.
Shallow-shelf carbonates characterized deposition from at
least Ordovician through Late Devonian time, when clastics derived
from the...
Surface geology, seismic data, petroleum exploratory well data, and water well data
have been used to analyze the structural and tectonic history of the southern Willamette
Valley. Tertiary strata beneath the southern Willamette Valley appear to have had an early
Cascade or Clarno volcanic source to the east by the...
The Horseshoe Gulch area includes 16 square miles in the
Eastern Paleozoic Belt of the Klamath Mountains geologic province
north of Callahan, California. Fossiliferous Late Ordovician and
Silurian limestones and unfossiliferous greywackes, arkoses, shales,
mudstones, schists, and phyllites, and other terrigenous clastic
rocks are exposed in a broad fault zone...
Educators and other individuals within the long term care continuum along
with current gerontological researchers call for consideration of quality of life
factors related to aging. Optimal aging applies to physical health, as well as
cognitive and socio-emotional health. Each is imperative to a quality of life,
specifically in long...
Silurian and Devonian rocks are exposed for approximately 8 square kilometers inthe KootenayArc structural province of northeastem Washington. These Middle Paleozoic rocks overlie the Upper Cambrian Metaline Limestone and the Ordovician Ledbetter Formation, which includes slates, siltstones, and limestones. Two Silurian units crop out in this area. Unit A is...
The Pine Forest Mountains lie within the northern part of the Basin and Range province, near Denio, northwestern Nevada. They are tilted, fault block mountains composed in part of schists and quartzites of Triassic-Jurassic (?) age. In addition, they are intruded by Cretaceous diorites, granodiorites, and quartz monzonites which are...
This study aimed to connect habitat and landscape scale variation, through
time and space, to wildlife population dynamics. I studied African buffalo (Syncerus
caffer) group size according to habitat structure, landscape heterogeneity, forage
quality, and water availability in Hluhluwe-iMfolozi Game Reserve, South Africa. I
used two approaches to study grouping...
Soil acidity is a major factor inhibiting pasture production in western Oregon. The typical management solution to acidic soil problems is to lime. However, lime cannot be incorporated directly into the soil in established pasture. The only alternative is topdress or surface apply lime and wait for soil fauna to...
The American Land Institute is proud to present this study, Oregon’s Public Investment in Conservation, Prosperity and Fairness. This is the first major study on a topic that has been largely overlooked in past and current discussions of land use law in Oregon: the nature and extent of property tax...
The Central Oregon High Cascade Range is an anomalously mafic segment of the
Cascade Arc due to ongoing intra-arc extension, which allows most magmas to traverse
the crust without stalling and evolving to more evolved compositions. North Sister, a
composite volcano in this arc segment, has produced a seemingly monotonous...
Sequence stratigraphic analysis of the southern Tyee basin, Oregon Coast Range, reveals
that the lower to middle Eocene forearc and subduction zone strata comprise four depositional
sequences. Sequence I (lower Umpqua Group) represents a partially subducted accretionary
wedge. Sequence II (upper Umpqua Group) is a deltaic sequence that filled irregular...
Since 1979, over $114 million of natural gas has been produced at the Mist Gas Field, currently the only commercial gas field in the Pacific Northwest. In the Mist Gas Field, the sandstone-dominated Clark and Wilson member of the upper Eocene Cowlitz
Formation is the reservoir and the overlying upper...
The Pleistocene Carpinteria basin is an east-trending
northward-verging, faulted syncline containing up to
1220m of partially intertonguing Santa Barbara and
Casitas Formations deposited on previously folded pre-
Pleistocene strata with up to 80° discordance. Structures
subcropping against the unconformity indicate most
of the deformation in the Santa Ynez Range prior...
Joseph Reddeford Walker conducted
a party of men across the Sierra Nevada to the
Pacific coast of California in 1833. Previous
interpretations of the portion of the route
from Humboldt Sink, Nevada, to the San Joaquin
River, California, are not satisfactory. A
body of descriptions of the terrain traversed
exists...
This thesis is an effort to formalize and document some of the changes occuring in the Warwar Valley of Gongola State, Nigeria, West Africa. The documentation will comprise a photographic study over time accompanied by an ethnographic narrative. Information gathered from photographic images, field notes and the anthropological record will...
Background: Pseudomonas fluorescens SBW25 has been extensively studied because of its plant growth promoting properties and potential as a biocontrol agent. The genome of SBW25 has been sequenced, and among sequenced strains of pseudomonads, SBW25 appears to be most closely related to P. fluorescens WH6. In the authors' laboratories, WH6...
With more and more cartographic data being created and released only as GIS datasets, map catalogers will eventually find themselves moving away from Machine Readable Cataloging (MARC) as their primary bibliographic description schema and moving towards the Federal Geographic Data Committee (FGDC). This move will be necessitated in large part...
Three research questions are addressed in this study: (1) To what degree do residents
support/oppose various aspects of water resources protection? (2) What factors explain
residents' attitudes? and, (3) How do attitudes vary between participants and nonparticipants
of place-based groups (watershed councils and neighborhood
associations)? The population of interest is...
Non-point agricultural contaminants, such as nitrogen, may lower groundwater quality and thereby impose health and environmental risks. The objective of this study is to evaluate tax policies to control agricultural pollutants in a spatially heterogeneous and dynamic setting. The focus of the study is non-point source nitrate contamination of groundwater...
The Santa Barbara-Montecito and Goleta basins are structurally
continuous fault-controlled Pleistocene basins containing
up to 3000 feet (925 m) of marine Pleistocene Santa Barbara Formation
which were deposited on previously deformed Sisquoc and older
strata. Structures subcropping against the unconformity at the
base of the Santa Barbara Formation show that...
Twelve rock units, from upper Eocene to middle Miocene are exposed in the Nicolai Mountain-Gnat Creek area. They are, from oldest to youngest: Pittsburg Bluff Formation; Oswald West mudstone; Big Creek sandstone, upper Silver Point mudstone, and
Pipeline mudstone members of the Astoria Formation; Depoe Bay Basalt; Grande Ronde Basalt;...
Surface and subsurface data are combined to determine the structure of the western half of the Simi fault system in the Las Posas and Camarillo Hills area. Cretaceous to Eocene sedimentary rocks, present only in the subsurface, are overlain by late Eocene to early Miocene nonmarine stata (Sespe Formation) and...
The energy ratio mapping algorithm (ERMA) was developed to improve the performance of
energy-based detection of odontocete echolocation clicks, especially for application in environments
with limited computational power and energy such as acoustic gliders. ERMA systematically
evaluates many frequency bands for energy ratio-based detection of echolocation clicks produced
by a...
This PowerPoint presentation contains selected images pertaining to the topic of fire in Pacific Northwest forests—both wildfire and prescribed fire. Viewers are welcome to use this PowerPoint or any images contained therein. The material has been assembled during much of the author’s career, so proper attribution would be appreciated when...
Two measured sections of the upper Silurian Douro
Formation from Devon Island, N.W.T. were examined for their
faunal content with emphasis on the paleoecology and taxonomy
of the fauna. Atrypella is believed to have lived with
its beaks embedded in the muddy substrate of a somewhat
restricted environment. Intermittent, low...
Animals must manage interactions with beneficial as well as detrimental microbes. Immunity therefore includes strategies for both resistance to and tolerance of microbial invaders. Transforming growth factor beta (TGFβ) cytokines have many functions in animals including a tolerance-promoting (tolerogenic) role in immunity in vertebrates. TGFβ pathways are present in basal...
The Plant Ontology Consortium (POC, http://www.plantontology.org) is a collaborative effort
among model plant genome databases and plant
researchers that aims to create, maintain and
facilitate the use of a controlled vocabulary
(ontology) for plants. The ontology allows users to
ascribe attributes of plant structure (anatomy and
morphology) and developmental stages...
The Russell Ranch oil field is located in the southern Coast
Ranges west of Bakersfield, California. Detailed subsurface
mapping shows that a northwest-oriented right-lateral wrench-fault
system was active from possibly latest Oligocene to Pliocene time.
The effects of Quaternary thrusting were superimposed on, and influenced
by, structures associated with the...
Lipid biomarkers in sediments are widely used to infer environmental conditions that have
occurred in the geological past, but these reconstructions require a careful consideration of the
biotic and abiotic processes that degrade and alter the lipid biomarker compositions before
and after deposition. In this paper, we use alkenones produced...
This paper approaches the problem of arranging
facilities and moving materials in a sheltered workshop,
or rehabilitation center, employing handicapped people.
Traditional plant layout and material handling principles,
along with human engineering principles, are used for
developing a layout for Open Door Incorporated, a
sheltered workshop located in Corvallis, Oregon....
The study of the subsurface flow and distribution of water is critical to the
evaluation of the unsaturated zone for a potential geologic high-level radioactive
waste repository. This site is located at Yucca Mountain, Nevada in the northern
Mojave Desert. and was chosen on the basis of its low precipitation,...
Improving the understanding of the controls on subsurface stormflow generation has been the goal of numerous experimental and modeling studies. However, the effect of the spatial variability of throughfall on soil moisture patterns and subsurface stormflow (SSF) generation has not yet been studied in detail. The objectives of this study...
Analytical methods capable of trace measurement of semi-volatile organic
compounds (SOCs) are necessary to assess the exposure of tadpoles to contaminants as a
result of long-range and regional atmospheric transport and deposition. The following
study compares the results of two analytical methods, one using pressurized liquid
extraction (PLE) and the...
Field trials in four distinct agricultural soils were conducted to examine changes to total recoverable and labile soil Cd and Ni concentrations with applications of commercial phosphate fertilizers. The edible portion of wheat and potato crops grown at the field plots were analyzed for recoverable Cd and Ni. Total recoverable...
To quantify the distribution and abundance of the riparian-associated vertebrate
community, I surveyed streams in four basins in the Oregon Coast Range, 1992-1994. I
observed mostly birds with fewer observations of mammals. Belted Kingfishers (Ceryle
alcyon), American Dippers (Cinclus mexicanus), Great Blue Herons (Ardea herodias),
and Mallards (Anus plalyrhynchos) comprised...