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Articles 2371 - 2400 of 18621
Full-Text Articles in Entire DC Network
Epbc 2010/5491: Weaber Plain Development Project Annual Environmental Report - 1st May 2020 To 30th April 2021, Department Of Primary Industries And Regional Development, Western Australia, Kimberley Boab Consulting
Epbc 2010/5491: Weaber Plain Development Project Annual Environmental Report - 1st May 2020 To 30th April 2021, Department Of Primary Industries And Regional Development, Western Australia, Kimberley Boab Consulting
Irrigated Agricultural Development in the North
This Weaber Plain Development Project EPBC Annual Environment Report for the period 1 May 2019 to 30 April 2020 has been developed in accordance with Condition 3 of the Commonwealth Environmental Approval for the Weaber Plain Development Project, EPBC 2010/5491, issued under the Environment Protection and Biodiversity Conservation (EPBC) Act 1999.
The Western Australian Government, Kimberley Agricultural Investment Pty Ltd (KAI) and the Yawoorroong Miriuwung Gajerrong Yirrgeb Noong Dawang Aboriginal Corporation (MG Corp) are completing farm development and conducting irrigated agriculture across the Weaber Plain, north of Kununurra in the eastern Kimberley region of WA.
This report has been prepared …
Gouldian Finch Monitoring: Nesting Activity - Goomig Project 2021 To 2022, J Graff
Gouldian Finch Monitoring: Nesting Activity - Goomig Project 2021 To 2022, J Graff
Irrigated Agricultural Development in the North
The Goomig Project (Weaber Plains Development Project) is an irrigated agricultural development located approximately 30 km north of Kununurra, which involved clearing approximately 9,260 ha of vegetation for agriculture. Approximately 11,470 ha of native vegetation surrounding, or remaining between, the cleared areas has been designated as a buffer area (the study area) to be managed to protect surrounding conservation reserves and watercourses (Strategen 2014). Gouldian Finch monitoring in the buffer area during ongoing operation is required as a condition of the approval for the project, and is outlined in the Gouldian Finch Conservation Plan (GFCP; Strategen 2014). Item 7 of …
Speciation With Gene Flow In A Narrow Endemic West Virginia Cave Salamander (Gyrinophilus Subterraneus), Evan H. Campbell Grant, Kevin P. Mulder, Adrianne B. Brand, Douglas B. Chambers, Addison H. Wynn, Grace Capshaw, Matthew L. Niemiller, John G. Phillips, Jeremy F. Jacobs, Shawn R. Kuchta, Rayna C. Bell
Speciation With Gene Flow In A Narrow Endemic West Virginia Cave Salamander (Gyrinophilus Subterraneus), Evan H. Campbell Grant, Kevin P. Mulder, Adrianne B. Brand, Douglas B. Chambers, Addison H. Wynn, Grace Capshaw, Matthew L. Niemiller, John G. Phillips, Jeremy F. Jacobs, Shawn R. Kuchta, Rayna C. Bell
United States Geological Survey: Staff Publications
Due to their limited geographic distributions and specialized ecologies, cave species are often highly endemic and can be especially vulnerable to habitat degradation within and surrounding the cave systems they inhabit. We investigated the evolutionary history of the West Virginia Spring Salamander (Gyrinophilus subterraneus), estimated the population trend from historic and current survey data, and assessed the current potential for water quality threats to the cave habitat. Our genomic data (mtDNA sequence and ddRADseq-derived SNPs) reveal two, distinct evolutionary lineages within General Davis Cave corresponding to G. subterraneus and its widely distributed sister species, Gyrinophilus porphyriticus, that …
Effects Of Experimental Scale On The Adsorption Of Two Pharmaceutical Drugs Detected In Municipal Wastewater Effluent, Michael Moore
Effects Of Experimental Scale On The Adsorption Of Two Pharmaceutical Drugs Detected In Municipal Wastewater Effluent, Michael Moore
Master's Theses
Pharmaceutical drugs are being produced and consumed in increasing quantities every year and are poorly treated by conventional wastewater treatment processes, leading to increasing detection of such compounds in surface water, groundwater, and municipal drinking water. Soil aquifer treatment (SAT) is a promising method for treating these emerging compounds through combined adsorption and degradation of target compounds in soil. This thesis examines the consistency of results from typical studies like adsorption isotherms and soil columns utilized in analysis of SAT performance, across varying experimental scales. The adsorption behavior of two pharmaceuticals was investigated as a function of experimental scale and …
How Do You Define The Watershed? Individual Representations Of The Blackstone River Watershed And Their Roles In Collaborative Watershed Governance, Casey Merkle
Masters Theses
Key leaders of civic environmental stewardship organizations shape collaborative watershed governance. Individuals perceive and construct the watershed through past experiences, feeling, emotion, values, and practices. It is not well known how these individuals perceive and construct their own representations of the watershed and environmental stewardship practices. This thesis explored individuals past experiences, feelings, emotions, values, and practices in the Blackstone River watershed to a) examine the ways in which key leaders of civic environmental stewardship organizations represent the watershed b) understand how individuals think, feel, and engage in environmental stewardship practices and, c) reveal the congruences and incongruencies of individual …
Mangrove Growth Promotion By Endophytic Actinobacteria And Seaweed Extract, Ameera Khalfan Salem Alkaabi
Mangrove Growth Promotion By Endophytic Actinobacteria And Seaweed Extract, Ameera Khalfan Salem Alkaabi
Theses
In this study, I aimed to determine the impact of the application of a commercial seaweed extract (SWE) bio-stimulant and endophytic actinobacterial isolates on growth performance and endogenous hormonal levels of mangroves. Therefore, I isolated endophytic plant growth promoting (PGP) actinobacteria (PGPA) from mangrove roots; and evaluated their potential as biological inoculants on mangrove seedlings under greenhouse and open-field nursery conditions. Seven salt tolerant isolates had the ability to produce different levels of in vitro plant growth regulators (PGRs) and 1-aminocyclopropane-1-carboxylic acid (ACC) deaminase (ACCD), and to solubilize phosphorus. Accordingly, only one isolate, Streptomyces tubercidicus UAE1 (St), was …
Draft Final Blacktail Creek Remediation And Contaminated Groundwater Hydraulic Control Site Piezometer Installation And Monitoring Well Repair Plan, Pioneer Technical Services, Inc.
Draft Final Blacktail Creek Remediation And Contaminated Groundwater Hydraulic Control Site Piezometer Installation And Monitoring Well Repair Plan, Pioneer Technical Services, Inc.
Silver Bow Creek/Butte Area Superfund Site
No abstract provided.
The Estuarine Ecological Knowledge Network Makes Progress: International Project Sites And Potential Ways Forward, Grant S. Mccall, Anthony Akpan, Doru Banaduc, Diego F. Figueroa, Nelson Fontoura, Robert Hitchcock, Sherman Horn, Devashish Kar, Thong Tran
The Estuarine Ecological Knowledge Network Makes Progress: International Project Sites And Potential Ways Forward, Grant S. Mccall, Anthony Akpan, Doru Banaduc, Diego F. Figueroa, Nelson Fontoura, Robert Hitchcock, Sherman Horn, Devashish Kar, Thong Tran
School of Earth, Environmental, & Marine Sciences Faculty Publications
The Estuarine Ecological Knowledge Network (EEKN) brings together scientists and coastal fishing communities in seeking new ways forward for Earth's major river deltas and estuaries, including the Mississippi (United States), Rio Grande (United States), Danube (Romania/Ukraine), Ganges (India/Bangladesh), Niger (Nigeria), and Mekong (Vietnam) river deltas, and the Patos Lagoon (Brazil). Such environments are universally understood as crucial for the biological productivity of oceans and they are home to hundreds of millions of human inhabitants, many of whom directly depend on that marine richness in terms of the operation of their socioeconomic systems. As human-induced climate change and its consequences for …
Integration Of Sustainability Into Higher Education Policies: A Case Study Of The University Of South Florida, Mehmet Z. Apaydin
Integration Of Sustainability Into Higher Education Policies: A Case Study Of The University Of South Florida, Mehmet Z. Apaydin
USF Tampa Graduate Theses and Dissertations
Sustainability and the United Nations Sustainable Development Goals (SDGs) are not new notions for higher education institutions (HEIs). However, well-organized efforts to make campuses "sustainable" are not common, and the efforts are modest compared to the institutional capabilities. This thesis, a case study of the University of South Florida (USF), was designed to explore how sustainability values and SDGs are incorporated into higher education policies. To accomplish this, the study employed a mixed method design that includes a literature review, an overview of policies and implementations, document content analysis, a program and course inventory, a keyword analysis, and semi-structured interviews. …
Toxicological Responses To Sublethal Anticoagulant Rodenticide Exposure In Free‑Flying Hawks, Nimish B. Vyas, Barnett A. Rattner, J. Michael Lockhart, Craig S. Hulse, Clifford P. Rice, Frank Kuncir, Kevin Kritz
Toxicological Responses To Sublethal Anticoagulant Rodenticide Exposure In Free‑Flying Hawks, Nimish B. Vyas, Barnett A. Rattner, J. Michael Lockhart, Craig S. Hulse, Clifford P. Rice, Frank Kuncir, Kevin Kritz
United States Geological Survey: Staff Publications
An important component of assessing the hazards of anticoagulant rodenticides to non-target wildlife is observations in exposed free-ranging individuals. The objective of this study was to determine whether environmentally realistic, sublethal first-generation anticoagulant rodenticide (FGAR) exposures via prey can result in direct or indirect adverse effects to free-flying raptors. We offered black-tailed prairie dogs (Cynomys ludovicianus) that had fed on Rozol® Prairie Dog Bait (Rozol, 0.005% active ingredient chlorophacinone, CPN) to six wild-caught red-tailed hawks (RTHA, Buteo jamaicensis), and also offered black-tailed prairie dogs that were not exposed to Rozol to another two wild-caught RTHAs for 7 …
Transformative Ecoliteracy Development In Postsecondary Education: Cultivating Intentional Relationships Through Garden-Based Learning, Shevawn Armstrong
Transformative Ecoliteracy Development In Postsecondary Education: Cultivating Intentional Relationships Through Garden-Based Learning, Shevawn Armstrong
Dissertations and Theses
Education can play a critical role in empowering learners to address the global, complex, and interconnected sustainability problems humanity currently faces. Ecoliteracy, as an educational aim, may support the cultivation of values, attitudes, and skills required for the development of sustainability solutions and our collective ability to design regenerative ways of living. However, empirical research that explores and supports the development of ecoliteracy in adults is limited. This grounded theory action research study aimed to contribute to this body of knowledge. This study explored how adult ecoliteracy and practical gardening skills may be cultivated through an intentionally designed, holistic, garden-based …
Assessing The Activity Of Antimicrobial Peptides Against Common Marine Bacteria Located In Rotifer (Brachionus Plicatilis) Cultures, Chelsea Woods, Lindsey Woolley, Gavin Partridge, Mengqi Chen, Evan F. Haney, Robert E.W. Hancock, Nicky Buller, Andrew Currie
Assessing The Activity Of Antimicrobial Peptides Against Common Marine Bacteria Located In Rotifer (Brachionus Plicatilis) Cultures, Chelsea Woods, Lindsey Woolley, Gavin Partridge, Mengqi Chen, Evan F. Haney, Robert E.W. Hancock, Nicky Buller, Andrew Currie
Fisheries Research Articles
Rotifers are used as the first feed for marine fish larvae and are grown in large cultures that have high loads of organic matter and heterotrophic bacteria; these bacteria are passed on to the developing fish larvae and can potentially lead to bacterial infections. A modified minimum inhibitory concentration (MIC) protocol for antimicrobial peptides was used to determine the potency of ten antimicrobial peptides (AMPs) in artificial seawater relevant to a rotifer culture (salinity of 25‰) against common marine pathogens. All of the AMPs had antimicrobial activity against the bacterial isolates when the salt concentration was approximately zero. However, in …
Within‑Marsh And Landscape Features Structure Ribbed Mussel Distribution In Georgia, Usa, Marshes, William K. Annis, Elizabeth A. Hunter, John M. Carroll
Within‑Marsh And Landscape Features Structure Ribbed Mussel Distribution In Georgia, Usa, Marshes, William K. Annis, Elizabeth A. Hunter, John M. Carroll
United States Geological Survey: Staff Publications
Ribbed mussels, Geukensia demissa, are marsh fauna that are used in coastal management and restoration due to the ecosystem services they provide. Ribbed mussel restoration efforts may be improved with a greater understanding of the environmental drivers of ribbed mussel distribution at multiple spatial scales to predict areas where restoration could be successful. This study sought to estimate the effects of within-marsh (4 m) and landscape (500 m) factors on ribbed mussel distribution. Ribbed mussel densities were surveyed at 11 sites along the coast of Georgia, USA, and overlaid with spatial data for within-marsh factors (elevation, distance to marsh …
Meningococcal Meningitis In Sub-Saharan Africa: A Review, Amit U. Raysoni
Meningococcal Meningitis In Sub-Saharan Africa: A Review, Amit U. Raysoni
School of Earth, Environmental, & Marine Sciences Faculty Publications
The scourge of Meningococcal Meningitis in the Sub-Saharan African nations is well known. This review paper focuses on this very important topic and describes the symptoms, diagnoses, and available vaccines for the same. The review then focuses on the Meningitis Belt of Africa and elucidates on the introduction of MenAfriVac™ vaccine. The review ends with the success of this vaccine and the future of Meningococcal Meningitis in the context of overall global climate change.
Influences Of Seasonality And Habitat Quality On Great Lakes Coastal Wetland Fish Community Composition And Diets, Sara N. Diller, Anna M. Harrison, Kurt P. Kowalski, Valerie J. Brady, Jan J. H. Ciborowski, Matthew J. Cooper, Joshua D. Dumke, Joseph P. Gathman, Carl R. Ruetz Iii, Donald G. Uzarski, Douglas A. Wilcox, Jeffrey S. Schaeffer
Influences Of Seasonality And Habitat Quality On Great Lakes Coastal Wetland Fish Community Composition And Diets, Sara N. Diller, Anna M. Harrison, Kurt P. Kowalski, Valerie J. Brady, Jan J. H. Ciborowski, Matthew J. Cooper, Joshua D. Dumke, Joseph P. Gathman, Carl R. Ruetz Iii, Donald G. Uzarski, Douglas A. Wilcox, Jeffrey S. Schaeffer
United States Geological Survey: Staff Publications
Great Lakes coastal wetlands (GLCW) have been severely degraded by anthropogenic activity over the last several decades despite their critical role in fish production. Many Great Lakes fish species use coastal wetland habitats for spawning, feeding, shelter, and nurseries throughout the year. The goal of our study was to compare GLCW fish community composition in the spring, summer, and fall months and investigate how water quality relates to fish diversity, the presence of functional groups, and juvenile fish diets. We summarized fish data collected from GLCW across the basin and used the coastal wetland monitoring program’s water quality-land use indicator …
Potential Of Bioremediation To Remove Metal Pollution From Maritime Activity In The Ports Of Long Beach And Los Angeles, Ilaria Paola Lentrichia
Potential Of Bioremediation To Remove Metal Pollution From Maritime Activity In The Ports Of Long Beach And Los Angeles, Ilaria Paola Lentrichia
Master's Projects and Capstones
Maritime traffic congests the ports of Long Beach and Los Angeles in San Pedro Bay, CA, and contributes to aquatic metal pollution. Zinc, copper, and nickel are released from all boats, and there has been inadequate management of sediment containing high concentrations of metals in the Port of Long Beach and the Port of Los Angeles. The contaminated sediment is currently dredged, but this method is expensive (over $300,000,000 annually), requires additional treatments, and can harm aquatic life. A site evaluation from grey literature and water quality reports revealed that dissolved copper and zinc have repeatedly exceeded chronic levels of …
Assessing The Efficacy Of California’S Wildfire And Forest Resilience Action Plan, Chloe Nelson
Assessing The Efficacy Of California’S Wildfire And Forest Resilience Action Plan, Chloe Nelson
Master's Projects and Capstones
California’s wildfire threat eclipses current forestry management and wildfire mitigation strategies in place to protect people, infrastructure, and the natural environment. Climate change escalates wildfire risks with declining water supply coupled with hotter, drier conditions. California’s Wildfire and Forest Resilience Action Plan attempts to integrate and build upon previously successful wildfire resilience plans to amplify the scale and pace of the state’s land management and community protections. This research assesses the plan’s efficacy to respond to the growing wildfire threat. This study investigates if there is equitable planning for the needs of high-wildfire risk groups living in the WUI and …
Vulnerability Assessment Of The Gulf Of Maine Eastern Oyster Aquaculture Industry To The Projected Impacts Of Ocean And Coastal Acidification, Julia L. Neumann
Vulnerability Assessment Of The Gulf Of Maine Eastern Oyster Aquaculture Industry To The Projected Impacts Of Ocean And Coastal Acidification, Julia L. Neumann
Master's Projects and Capstones
Ocean acidification is an emerging global environmental issue with known impacts on calcifying marine and estuarine organisms, including oysters. Anthropogenic climate change increases ocean uptake of atmospheric carbon dioxide, which decreases seawater pH and the availability of crucial calcium carbonate minerals, namely calcite and aragonite. Acidification poses a major threat to the Eastern oyster aquaculture industry in the Gulf of Maine (GOM), which is highly susceptible to acidification and highly economically dependent on the industry’s economic contributions. In this report, I evaluated overall vulnerability of the GOM Eastern oyster aquaculture industry by assessing ecological exposure, social sensitivity, and adaptive capacity …
A Critical Review Of Bioaccumulation And Biotransformation Of Organic Chemicals In Birds, Dave T. F. Kuo, Barnett A. Rattner, Sarah C. Marteinson, Robert Letcher, Kim J. Fernie, Gabriele Treu, Markus Deutsch, Mark S. Johnson, Sandrine Deglin, Michelle Embry
A Critical Review Of Bioaccumulation And Biotransformation Of Organic Chemicals In Birds, Dave T. F. Kuo, Barnett A. Rattner, Sarah C. Marteinson, Robert Letcher, Kim J. Fernie, Gabriele Treu, Markus Deutsch, Mark S. Johnson, Sandrine Deglin, Michelle Embry
United States Geological Survey: Staff Publications
A literature review of bioaccumulation and biotransformation of organic chemicals in birds was undertaken, aiming to support scoping and prioritization of future research. The objectives were to characterize available bioaccumulation/ biotransformation data, identify knowledge gaps, determine how extant data can be used, and explore the strategy and steps forward. An intermediate approach balanced between expediency and rigor was taken given the vastness of the literature. Following a critical review of >500 peer-reviewed studies, >25,000 data entries and 2 million information bytes were compiled on >700 organic compounds for ~ 320 wild species and 60 domestic breeds of birds. These data …
Attenuation And Source Zone Depletion Of Boron From Coal Combustion Residuals In Groundwater, J.P. Brandenburg, Dave Hagen
Attenuation And Source Zone Depletion Of Boron From Coal Combustion Residuals In Groundwater, J.P. Brandenburg, Dave Hagen
World of Coal Ash Proceedings
No abstract provided.
Whole Effluent Toxicity (Wet) Assessments And Experimental Considerations For Evaluating Coagulation Agents And Polymers For Wastewater Treatment Of Coal Combustion Products, Konrad J. Kulacki, William L. Goodfellow Jr., Margaret L. Fleming, Alexandra N. Steele
Whole Effluent Toxicity (Wet) Assessments And Experimental Considerations For Evaluating Coagulation Agents And Polymers For Wastewater Treatment Of Coal Combustion Products, Konrad J. Kulacki, William L. Goodfellow Jr., Margaret L. Fleming, Alexandra N. Steele
World of Coal Ash Proceedings
No abstract provided.
Sono-Processing Of Coal For Removal Of Ash And Other Impurities, Ramamurthy Nagarajan
Sono-Processing Of Coal For Removal Of Ash And Other Impurities, Ramamurthy Nagarajan
World of Coal Ash Proceedings
No abstract provided.
To Cap Or To Excavate, And What Happens Next – An Evaluation Of Ash Basin Closure Alternatives Using Flow And Transport Modeling As A Decision-Making Tool, Rong Yu, Wesley T. Prater
To Cap Or To Excavate, And What Happens Next – An Evaluation Of Ash Basin Closure Alternatives Using Flow And Transport Modeling As A Decision-Making Tool, Rong Yu, Wesley T. Prater
World of Coal Ash Proceedings
No abstract provided.
Use Of Machine Learning Algorithm To Classify Anomalies In Cover Of Ccr Disposal Site, Hanlei Gu, Wladimiro Villarroel, Benjamin Gallagher, Brian Palmer
Use Of Machine Learning Algorithm To Classify Anomalies In Cover Of Ccr Disposal Site, Hanlei Gu, Wladimiro Villarroel, Benjamin Gallagher, Brian Palmer
World of Coal Ash Proceedings
No abstract provided.
Mapping The Impact Of A Trailway System On The Amount Of Trash Present Within Two, Lillian Smith
Mapping The Impact Of A Trailway System On The Amount Of Trash Present Within Two, Lillian Smith
Undergraduate Theses and Capstone Projects
Transportation of debris within water systems is a prominent occurrence which has been linked to natural and artificial processes including wind, rain, and littering. This pilot study established methods to determine if a trail system is a good implementation to achieve recreation and connectivity goals laid out in the City of Lynchburg’s Tyreeanna & Pleasant Valley Neighborhood Plan. Blackwater Creek watershed, which contains an established trail system, and Fishing Creek watershed, containing a non-established trail system, were the two locations where this study’s methods were conducted. Use of the Virginia GIS Open Access Portal was essential in delineating the boundary …
Loggerhead Shrike Detectability And Occurrence In Coastal South Carolina Urban Areas, Michelle Krauser
Loggerhead Shrike Detectability And Occurrence In Coastal South Carolina Urban Areas, Michelle Krauser
Electronic Theses and Dissertations
Grassland birds, such as the loggerhead shrike (Lanius ludovicianus), are threatened by extensive land-use change, including urbanization. Loggerhead shrikes have been declining since the early 1900s and are rare or extirpated in portions of their former range. Obtaining reliable population estimates of loggerhead shrikes is important to identify demographic trends and ensure conservation decisions are based on an accurate assessment of their current status. Imperfect detection, or the inability to detect every shrike during a survey, can result in biased population estimates. Estimating detection probability is labor-intensive and requires assumptions that are difficult to satisfy in most field studies. Understanding …
The Nature Of Environmental Planning In The Carnué Land Grant, Desiree Loggins
The Nature Of Environmental Planning In The Carnué Land Grant, Desiree Loggins
Geography ETDs
In 1819, the Spanish Crown established Cañón de Carnué land grant as a buffer between the colonial settlement of Albuquerque and raids from Plains Apache and other nomadic tribal nations. Upon entering the U.S. period of Manifest Destiny, Carnué land grant heirs lost much of the land they stewarded as a collective to the Cibola National Forest. While the state generates laws and policies that complicate the prioritization of subsistence land uses by land grant communities, Carnué’s presence is felt as grantees reform relationships to their environment and assert their personal stake in stewardship and care. I argue that Carnué’s …
Rooted In The Earth: An Igbo Sacramental Nature Of The Universe, A Model For Igbo Christian Ecological Ethics, Kenneth Oguzie
Rooted In The Earth: An Igbo Sacramental Nature Of The Universe, A Model For Igbo Christian Ecological Ethics, Kenneth Oguzie
Electronic Theses and Dissertations
The contemporary Igbo society faces a lot of challenges. These include political, religious, and moral crises. These crises affect the environment in many ways. They threaten the peace and harmony of the Igbo society. As a result, it touches on faith. The Igbo society holds a holistic view of life. Whatever affects one aspect of life affects the other areas. Ecologically, various factors are responsible for the crises. These include changes in lifestyle from the traditional way of living to modern style of life with its penchant on consumerism. Also, colonialism and its lingering residues, civil unrests, politics, population growth, …
Evaluating Soil Health Changes Following Cover Crop And No-Till Integration Into A Soybean (Glycine Max) Cropping System In The Mississippi Alluvial Valley, Alexandra Gwin Firth
Evaluating Soil Health Changes Following Cover Crop And No-Till Integration Into A Soybean (Glycine Max) Cropping System In The Mississippi Alluvial Valley, Alexandra Gwin Firth
Theses and Dissertations
The transition of natural landscapes to intensive agricultural uses has resulted in severe loss of soil organic carbon (SOC), increased CO₂ emissions, river depletion, and groundwater overdraft. Despite negative documented effects of agricultural land use (i.e., soil erosion, nutrient runoff) on critical natural resources (i.e., water, soil), food production must increase to meet the demands of a rising human population. Given the environmental and agricultural productivity concerns of intensely managed soils, it is critical to implement conservation practices that mitigate the negative effects of crop production and enhance environmental integrity. In the Mississippi Alluvial Valley (MAV) region of Mississippi, USA, …
Identifying Key Stream Restoration Variables In An Agriculturally Impaired Chesapeake Bay Watershed, Julia Portmann
Identifying Key Stream Restoration Variables In An Agriculturally Impaired Chesapeake Bay Watershed, Julia Portmann
Masters Theses, 2020-current
The Chesapeake Bay watershed spans several states, supports diverse ecosystems, and is crucial to local economies. However, agricultural practices in this region impair water quality. The Smith Creek watershed, within the Shenandoah Valley, was designated a showcase watershed in 2010 by the United States Department of Agriculture to demonstrate the efficacy of implementing restoration projects. We sampled fifteen farms ranging from unrestored to thirty-six years since restoration. At each site, we conducted a kick-net survey for macroinvertebrates, measured canopy cover, algal density, substrate size, and bank height and angle. We identified macroinvertebrates to family and calculated the Chesapeake Basin-wide Index …