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Articles 3211 - 3240 of 3965
Full-Text Articles in Ecology and Evolutionary Biology
Red Rock Desert Learning Center: The Vision, Red Rock Desert Learning Center
Red Rock Desert Learning Center: The Vision, Red Rock Desert Learning Center
Oliver Ranch Project
A public meeting will be held to introduce the Red Rock Learning Center, the first outdoor education center for local fifth grade children in Southern Nevada. Designed to enhance math and science skills, the school will be built in the Red Rock Canyon National Conservation Area. It will feature a curriculum that teaches children about conservation and the natural world by increasing their knowledge and understanding of the Mojave Desert ecosystem.
A Five Year Management Strategy For Recreational Fishing On The South Coast. The Minister For Fisheries' Decision In Response To The Final Report Of The South Coast Recreational Fishing Working Group., Jon Ford (Minister For Fisheries; The Kimberley, Pilbara And Gascoyne)
A Five Year Management Strategy For Recreational Fishing On The South Coast. The Minister For Fisheries' Decision In Response To The Final Report Of The South Coast Recreational Fishing Working Group., Jon Ford (Minister For Fisheries; The Kimberley, Pilbara And Gascoyne)
Fisheries Management Papers
After careful consideration of the South Coast Recreational Fishing Working Group’s recommendations and the wide range of issues raised in submissions, I have made my decisions in respect to the future management arrangements for recreational fishing in South Coast Region. I believe the new management arrangements which will be implemented in 1 January 2006 will go a long way to protecting recreational fishing quality and meeting the long term needs for the sustainable management of recreational fishing. I did note that some of the most pressing concerns raised during public meetings, and in submissions, related to the interaction between the …
Proposals For Community Discussion : A Quality Future For The Recreational Marron Fishery : A Five-Year Draft Strategy To Ensure The Long-Term Sustainability Of The Marron Fishery, Recreational Freshwater Fisheries Stakeholder Sub-Committee
Proposals For Community Discussion : A Quality Future For The Recreational Marron Fishery : A Five-Year Draft Strategy To Ensure The Long-Term Sustainability Of The Marron Fishery, Recreational Freshwater Fisheries Stakeholder Sub-Committee
Fisheries Management Papers
While some of the factors threatening the future of the marron fishery can be managed via traditional fisheries controls, many fall outside of the Department of Fisheries’ jurisdiction and require a ‘whole of Government’ approach to management. To help ensure a quality future for the recreational marron fishery, the Recreational Freshwater Fisheries Stakeholder Sub-committee (RFFSS) has now developed a set of draft management proposals designed to form the basis of a five-year management plan for the fishery.
The Prairie Naturalist, Volume 37, Number 3, September 2005
The Prairie Naturalist, Volume 37, Number 3, September 2005
The Prairie Naturalist
Landscape Compostiona and Greater Prairie Chicken Lek Attendance: Implications for Management by N. D. Niemuth
Helminthic Parasites in Ring-necked Pheasant from Southwestern Kansas by R. J. Robel, T. L. Walker, Jr., R. K. Ridley, K. E. Kemp, and R. D. Applegate
Seasonal Migration and Home Ranges of Female Elk in the Black Hills of South Dakota and Wyoming by L. Benkobi, M. A. Rumble, C. H. Stubblefield, R. S. Garno, and J. J. Millspaugh
Ring-necked Pheasant Survive with Broken Wings by R. D. Applegate and L. Scott
First Nebraska Nest Record for Henslow's Sparrow by D. H. Kim
RangeE Extension …
Guide To Nebraska’S Wetlands And Their Conservation Needs: Second Edition, 2005, Ted Lagrange
Guide To Nebraska’S Wetlands And Their Conservation Needs: Second Edition, 2005, Ted Lagrange
Nebraska Game and Parks Commission: Publications
Wetlands — a source of great interest, and at times conflict. Wetlands represent different things to different people. At times they’re viewed as shallow, muddy nuisances while at other times they’re viewed as wonderful, varied and productive assets. This is because wetlands take on many roles as part of a complex and dynamic system. Understanding wetlands and wetland issues requires understanding the complex and varying roles that wetlands can play. To aid in this understanding, this guide defines wetlands, discusses their importance and dynamics, identifies threats and losses, describes conservation programs, and takes an in-depth look at Nebraska’s regional wetland …
Red Rock Desert Learning Center: The Vision, Red Rock Desert Learning Center
Red Rock Desert Learning Center: The Vision, Red Rock Desert Learning Center
Oliver Ranch Project
To instill stewardship and respect by increasing knowledge and understanding of the Mojave Desert ecosystems and cultures through a unique experiential discovery program.
Ua3/9/5 Conservation Reserve Enhancement Program (Crep), Wku President's Office
Ua3/9/5 Conservation Reserve Enhancement Program (Crep), Wku President's Office
WKU Administration Documents
Talking points used by WKU president Gary Ransdell regarding WKU's partnering with Conservation Reserve Enhancement Program.
Red Rock Desert Learning Center Core Group Meeting: August 16, 2005, Red Rock Desert Learning Center
Red Rock Desert Learning Center Core Group Meeting: August 16, 2005, Red Rock Desert Learning Center
Reports (RRLC)
- Introductions & Announcements (5 min.)
- Approval of Minutes from July 19, 2005 Meeting (5 min.)
- Matrix of Project Concerns and Resolutions – Michael Reiland (15 min.)
- Update on Project Timeline Schedule – Michael Reiland (10 min.)
A. Status of Operator Process
B. Status of Water Options
C. Status of Draft EA Report - Curriculum Development – Jeannie Klockow (10 min.)
A. Wild Horse & Burro Curriculum - Standing Reports (20 minutes)
A. Line and Space Architects – Les Wallach/Henry Tom
B. BLM Capital Improvements – Michael Reiland
C. Community Outreach – Nancy Flagg - Committee Reports (10 min.)
A. Building Committee – Angie …
Benthic Biological Monitoring Program Of The Elizabeth River Watershed (2004), Daniel M. Dauer
Benthic Biological Monitoring Program Of The Elizabeth River Watershed (2004), Daniel M. Dauer
Elizabeth River Reports
Executive Summary
Macrobenthic communities of the Elizabeth River watershed have been quantitatively sampled since summer 1999. This report presents the data from the sixth year of sampling in 2004. The three objectives of the Benthic Biological Monitoring Program of the Elizabeth River watershed are: (1) To characterize the health of the tidal waters of the Elizabeth River watershed as indicated by the structure of the benthic communities. ( 2) To conduct trend analyses on long-term data at 14 fixed-point stations to relate temporal trends in the benthic communities to changes in water and/or sediment quality. Trend analyses will be updated …
Red Rock Desert Learning Center Core Group Meeting: July 19, 2005, Red Rock Desert Learning Center
Red Rock Desert Learning Center Core Group Meeting: July 19, 2005, Red Rock Desert Learning Center
Reports (RRLC)
- Introductions & Announcements (5 min.)
- Approval of Minutes from May 17, 2005 Meeting (5 min.)
- Update on NEPA Process – Michael Johnson & Otak (30 min.)
A. Overview of NEPA Process C. Status of interim EA report
B. EA Timeline Schedule D. Status of cultural treatment plan - Matrix of Project Concerns and Resolutions – Michael Reiland (15 min.)
- Review of Project Timeline Schedule – Michael Reiland (10 min.)
A. Status of Request for Proposals C. Status of Nevada Power Grid
B. Status of Water Options - Curriculum Development – Jeannie Klockow (10 min.)
A. Wild Horse & Burro Curriculum - Community Outreach …
Western Rock Lobster Fishery - Ecological Risk Assessment 2005 Report., Mark Burgman
Western Rock Lobster Fishery - Ecological Risk Assessment 2005 Report., Mark Burgman
Fisheries Management Papers
The first two parts of the document provide background on the western rock lobster fishery and its governance. The third and fourth parts outline reporting requirements for the Ecologically Sustainable Development process and the specifics of the risk assessment process applied here. These sections are based substantially on reports written earlier by the Department of Fisheries and distributed to participants in the risk assessment process. They have been edited here to include only the details that were pertinent to this risk assessment. Parts 5, 6 and 7 provide the outcomes of the hazard elicitation workshop with stakeholders and the subsequent …
A Five-Year Management Strategy For Recreational Fishing On The South Coast Of Western Australia. Final Report, South Coast Recreational Fishing Working Group.
A Five-Year Management Strategy For Recreational Fishing On The South Coast Of Western Australia. Final Report, South Coast Recreational Fishing Working Group.
Fisheries Management Papers
The development of this strategy represents a significant step in protecting recreational fishing quality in the South Coast Region and meeting the long-term needs for the sustainable management of recreational fishing. All recommendations contained in this report were made only after careful consideration of the submissions and issues which were raised at public meetings, along with the action needed to be taken to protect the long-term sustainability of our fish stocks.
Influence Of Biocontrol Insects On Canada Thistle: Seed Production, Germinability, And Viability, Gary E. Larson, Tim A. Wittig, Kenneth F. Higgins, Brent Turnipseed, Dawn M. Gardner
Influence Of Biocontrol Insects On Canada Thistle: Seed Production, Germinability, And Viability, Gary E. Larson, Tim A. Wittig, Kenneth F. Higgins, Brent Turnipseed, Dawn M. Gardner
The Prairie Naturalist
We conducted surveys of thistle-feeding insects on Canada thistle [Cirsium arvense (L.) Scop.] during the 2000 and 2001 growing seasons at Lacreek National Wildlife Refuge (LNWR), South Dakota, and analyzed their impact on thistle seed production, germination, and viability. Insects included Canada thistle stem weevil [Hadroplontus litura, formerly Ceurtorhynchus lilura, (Coleoptera: Curculionidae)], introduced at LNWR as a biocontrol agent, plus two seed head parasites, the thistle head weevil [Rhinocyllus conicus (Coleoptera: Curculionidae)] and the seed head fly [Terellia ruficauda (Diptera: Tephritidae)]. Infestation by these insects caused no significant reduction in per-head seed yield, with means ranging from 82.5 seeds per …
Grazing Intensity Effects On Northern Plains Mixed-Grass Prairie, Wendi M. Rogers, Donald R. Kirby, Paul E. Nyren, Bob D. Patton, Edward S. Dekeyser
Grazing Intensity Effects On Northern Plains Mixed-Grass Prairie, Wendi M. Rogers, Donald R. Kirby, Paul E. Nyren, Bob D. Patton, Edward S. Dekeyser
The Prairie Naturalist
We evaluated the effects of long-term (1988 to 2000) grazing on northern mixed-grass prairie at tI.e Central Grasslands Research Extension Center in south-central North Dakota. We did not detect a difference in herbaceous basal cover between grazing intensities following 12 consecutive years of season-long moderate (50% removal of annual above-ground standing crop) and heavy (80% removal of annual above-ground standing crop) grazing. However, both moderate and heavy grazing intensities reduced above-ground herbaceous standing crop, total root biomass, and soil organic carbon. Moderate grazing intensity maintained a greater amount of deep (10 to 20 cm) and total root biomass relative to …
The Prairie Naturalist: Volume 37, No. 2 June 2005
The Prairie Naturalist: Volume 37, No. 2 June 2005
The Prairie Naturalist
BIOLOGICAL NOTES ON GROUND-NESTING DIGGER WASPS FROM WESTERN NEBRASKA R. W. Matthews, and J. R. Matthews 61
GRAZING INTENSITY EFFECTS ON NORTHERN PLAINS MIXED-GRASS PRAIRIE W. M. Rogers, D. R. Kirby, P. E. Nyren, B. D. Patton, and E. S. DeKeyser 73
INFLUENCE OF BIOCONTROL INSECTS ON CANADA THISTLE: SEED PRODUCTION.,GERMINABILITY, AND VIABILITY G. E. Larson, T. A. Wittig, K. F. Higgins, B. Turnipseed, and D. M Gardner 85
MAMMALS OF FORT LEAVENWORTH, KANSAS: A 6O-YEAR FOLLOW-UP TO BRUMWELL (1951) c. R. Davis, F. B. Stangl, Jr., and L. W. Robbins 101
CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA 2004 R. …
Fisheries Occasional Publication No.21 - Allocation Of The Western Rock Lobster Resource Between User Groups, Department Of Fisheries Western Australia
Fisheries Occasional Publication No.21 - Allocation Of The Western Rock Lobster Resource Between User Groups, Department Of Fisheries Western Australia
Fisheries Occasional Publications
In this submission to IFAAC, the Department will outline what it believes are the most practical and cost effective ways of managing a system of allocation amongst the commercial, customary and recreational sectors. This recommendation recognises that cost efficiencies and outcomes will be greatly affected by the type of allocation model that is chosen. Consequently the Department recommends that the allocation system should be based on a single allocation to each sector that is available over the entire fishery.
The Department does not recommend having any finer scale zoning of the allocations, or the creation of exclusive recreational fishing areas. …
Side-By-Side Comparison Of Young Grab And Composite Petite Ponar Grab Samples For The Calculation Of The Benthic Index Of Biological Integrity(B-Ibi), Daniel M. Dauer, Michael F. Lane
Side-By-Side Comparison Of Young Grab And Composite Petite Ponar Grab Samples For The Calculation Of The Benthic Index Of Biological Integrity(B-Ibi), Daniel M. Dauer, Michael F. Lane
Benthic Applications
(First paragraph) The Virginia Department of Environmental Quality (DEQ) intends to unite elements of its National Coastal Assessment Program (NCA) with its Chesapeake Bay Probabilistic Benthic Monitoring (CBP-PBM) Program beginning in the summer of 2005. The primary motivations for this decision were two-fold. First, the probable reduction of federal grant support for the NCA Program after the summer of 2004 would require considerable restructuring of the of DEQ’s estuarine probabilistic monitoring to continue with a comprehensive program in the future. Second, the current CBP-PBM Program has not provided sufficient data for the assessment of minor tidal tributary segments using the …
Mammals Of Fort Leavenworth, Kansas: A 60-Year Followup To Brumwell (1951), Clay R. Davis, Frederick B. Stangl Jr., Lynn W. Robbins
Mammals Of Fort Leavenworth, Kansas: A 60-Year Followup To Brumwell (1951), Clay R. Davis, Frederick B. Stangl Jr., Lynn W. Robbins
The Prairie Naturalist
More than 60 years have elapsed since Brumwell's (1951) comprehensive assessment during 193911940 of resident terrestrial vertebrates from Fort Leavenworth Military Rooervation in northeastern Kansas. Subsequent studies have been accomplished for the amphibians, reptiles, and birds. Our study is the first to assess intervening changes in the mammalian composition of this diverse local fauna. Notable observations include: the decline or extirpation of the black-tailed jackrabbit (Lepus californicus), Franklin's ground squirrel (Spermophilus franklinii), muskrat (Ondatra zibethicus), long-tailed weasel (Mustela frenata) and eastern spotted skunk (Spilogale putorius); the return or recovery of locally extirpated gray fox (Urocyon cinereoargenteus), puma (Puma concolor), and …
Christmas Bird Counts For North Dakota 2004, Robert N. Randall
Christmas Bird Counts For North Dakota 2004, Robert N. Randall
The Prairie Naturalist
Christmas Bird Counts were made in 21 areas in North Dakota again in the year 2004. During the year a new count site was established in Pembina County and registered with the Audubon Society but an actual count was not made in the area this year. The location of the all areas in which counts were actually made is shown in Fig. 1. A relatively mild fall season leading up to the count period left much more open water than normal. Weather conditions during the count period varied widely with some areas reporting temperatures in the 40's and 50's of, …
Biological Notes On Ground-Nesting Digger Wasps From Western Nebraska, Robert W. Matthews, Janice R. Matthews
Biological Notes On Ground-Nesting Digger Wasps From Western Nebraska, Robert W. Matthews, Janice R. Matthews
The Prairie Naturalist
Nine species of sphecid wasps nesting in sparsely vegetated sandy soils near Ogallala, Keith County, Nebraska were studied during June 2003. The first records of the nest and prey of Cerceris clypeata gnarina Banks and Tachysphex williamsi R. Bohart are presented. Two species of weevils, Baris striata Say and B. subsimilis Casey, were prey of C. clypeata gnarina, with 12 to 22 individuals stocked per cell. Because B. subsimilis is a biological control agent for thistle, this finding is a caution to researchers not to ignore the potential impact of predatory wasps on the community. The single nest of T …
Red Rock Desert Learning Center Core Group Meeting: May 17, 2005, Red Rock Desert Learning Center
Red Rock Desert Learning Center Core Group Meeting: May 17, 2005, Red Rock Desert Learning Center
Reports (RRLC)
- Introductions (5 min.)
- Approval of Minutes from March 15, 2005 Meeting (5 min.)
- Review of Project Issues & Concerns (30 min.)
A. Discussion of Strategic Project Review - Update on Water Options and NEPA Timeline/Progress – Michael Reiland (15 min.)
- Core Curriculum Development: Progress Report – Jeannie Klockow (15 min.)
- Community Outreach – Nancy Flagg (15 min.)
A. Key Messages
B. List of environmental groups and media
D. Revisit Core Group list - Standing Reports (20 minutes)
A. Line and Space Architects – Les Wallach/Henry Tom
B. BLM Capital Improvements – Michael Reiland - Committee Reports (10 min.)
A. Building Committee – Angie …
Analyzing The Effects Of Various Sign Types Used By The Bureau Of Land Management For Desert Cleanup And Restoration Projects, Christopher Linehan
Analyzing The Effects Of Various Sign Types Used By The Bureau Of Land Management For Desert Cleanup And Restoration Projects, Christopher Linehan
UNLV Theses, Dissertations, Professional Papers, and Capstones
What is the effectiveness of attempts to curb illegal dumping with prompts on signs posted in the area? Do positive friendly language prompts such as “Restoration in Progress Please Do Not Disturb” generate more positive attitudes and intentions towards illegal dumping problems, than less friendly prompts such as “No Dumping Allowed”?
Results, although inconclusive, did however show a slight trend towards the negative language signs.
Total Suspended Solids In Las Vegas Wash, Mika Koponen
Total Suspended Solids In Las Vegas Wash, Mika Koponen
UNLV Theses, Dissertations, Professional Papers, and Capstones
Erosion along the Las Vegas Wash (Wash) has increased steadily along with the rapidly increasing population. The focus of this study is to find out if there is a relationship between lower total suspended solids rate (TSS) and the construction of erosion control structures along the Wash. The study was conducted between 7/15/2003 and 11/29/2004.
The method was water sampling on 7 sites and the samples were analyzed at Southern Nevada Water Systems (SNWS) laboratory at Saddle Island in Boulder City. Additional water quality data was also collected using Quanta, a device measuring different parameters in water. In this study …
2002 Licensed Angler Survey: Summarized Results, Keith L. Hurley, Kristin L. Duppong-Hurley
2002 Licensed Angler Survey: Summarized Results, Keith L. Hurley, Kristin L. Duppong-Hurley
Nebraska Game and Parks Commission: White Papers, Conference Presentations, and Manuscripts
On October 22, 2002, 5000 six-page surveys (Appendix 3) were sent to a stratified-random sample of Nebraska anglers drawn from the 2001 licensed anglers database. The database included all anglers who purchased a fishing license in 2001 as well as all lifetime fishing permit holders who purchased their license before or during 2001. The database did not include those possessing a free permit, such as veteran’s or senior citizen permits. The survey subsample (2.6% of the 2001-licensed angler database) was stratified such that the proportions of surveys in the subsample (4366 residents and 634 non-residents) matched the proportions of resident/non-resident …
An Additional Record Of The Ornate Box Turtle From Western South Dakota, Steven G. Platt, Jennifer I. Stover, Edward J. Stover Iii
An Additional Record Of The Ornate Box Turtle From Western South Dakota, Steven G. Platt, Jennifer I. Stover, Edward J. Stover Iii
The Prairie Naturalist
On June 11, 2003, one of us (EJS) found an ornate box turtle crossing BIA Highway 2, approximately 7.2 km north of Sharps Comer on the Pine Ridge Indian Reservation in Shannon County, South Dakota. The air temperature at the time of collection was approximately 30°C and the substrate was moist from light rain the previous day. The turtle was an adult female with a straight-line carapace length of 118 mm. Other straight-line measurements were: maximum carapace width = 100 mm; plastron length = 122 mm; maximum plastron width = 82 mm; and maximum shell depth = 64 mm. We …
Fisheries Occasional Paper No. 20 - Management Of Western Rock Lobster Fishery - Advice To Stakeholders - Assessment Of Southern Zone Resource Sustainability Options, Department Of Fisheries, Western Australia
Fisheries Occasional Paper No. 20 - Management Of Western Rock Lobster Fishery - Advice To Stakeholders - Assessment Of Southern Zone Resource Sustainability Options, Department Of Fisheries, Western Australia
Fisheries Occasional Publications
The management options presented in this paper have been developed in close cooperation with the rock lobster industry to address the short-term sustainability and economic concerns regarding the level of exploitation and its impact on the breeding stock in the southern region. The main focus in the short-term is to consider options that reduce fishing effort during periods that may be economically inefficient to fish and at the same time reduce the level of exploitation.
The management package does not address the serious long-term sustainability or socioeconomic issues (e.g. cost pressures and related fleet capacity) facing the industry. If the …
A Comparison Of Population Sizes And Number Of Captures For The Desert Woodrat (Neotoma Lepida) In Two Microhabitats In The Las Vegas Wash, Nevada, Jayson Barangan
A Comparison Of Population Sizes And Number Of Captures For The Desert Woodrat (Neotoma Lepida) In Two Microhabitats In The Las Vegas Wash, Nevada, Jayson Barangan
UNLV Theses, Dissertations, Professional Papers, and Capstones
Planned removal and eradication of saltcedar in the Las Vegas Wash, Nevada could potentially generate adverse impacts on present desert woodrat (Neotoma lepida) populations inhabiting the area. Consequently, research was conducted investigating population sizes of N. lepida in two distinct microhabitat types, saltcedar (Tamarix sp.) and mesquite/quailbush (Prosopis sp./Atriplex lentiformis). The results of this study will aid in gauging the effects of the changes in vegetation once restoration work is completed and assist with logistical scheduling for implementation of control measures. Mark-recapture field techniques were utilized for data collection from July 2002 to June 2003. Population estimates were calculated using …
Observed Omnivory In The Herbivorous Blue Tilapia (Oreochromis Aureus), Stephen M. Oliveira Jr.
Observed Omnivory In The Herbivorous Blue Tilapia (Oreochromis Aureus), Stephen M. Oliveira Jr.
UNLV Theses, Dissertations, Professional Papers, and Capstones
Gila seminuda, a native endangered species, and Oreochromis aureus, a nonnative invasive species, share the same habitat in the form of the Reid Gardner Power Plant intake ponds. The purpose of this study is to characterize the feeding habits of Oreochromis aureus within the Reid Gardner Power Plant intake ponds and address the potential predation habits of Oreochromis aureus. Stomach contents of O. aureus were identified and analyzed using chi-square and log-likelihood ratio techniques, with respect to mass, length, girth, gender, or spatial distribution of samples. Results showed omnivorous behavior with a 7.00% predatory/prey relationship, and no difference of feeding …
Presentation To Mojave-Southern Great Basin Rac, Public Lands Institute
Presentation To Mojave-Southern Great Basin Rac, Public Lands Institute
Presentations (PLI)
University manages selected SNPLMA projects as determined by the four federal agencies. Projects must be:
- Compatible with UNLV’s mission.
- Enhance education and research.
- Draw upon expertise of faculty, staff, and students.
Nebraska Catfish Anglers: Descriptions And Insights Derived From The 2002 Nebraska Licensed Angler Survey, Keith Hurley, Kristin Duppong-Hurley
Nebraska Catfish Anglers: Descriptions And Insights Derived From The 2002 Nebraska Licensed Angler Survey, Keith Hurley, Kristin Duppong-Hurley
Nebraska Game and Parks Commission: White Papers, Conference Presentations, and Manuscripts
Analyses in this report will refer to number of different groups. Catfish seeking anglers are defined as any angler who has spend at least 1 trip during 2002 in pursuit of a catfish species (channel, blue, flathead, or bullhead). This is the most general group included in the analyses and is also the least avid group of anglers in regards to their relationship to catfish angling. Catfish anglers are defined as those respondents who identified a catfish species as the species they most prefer to target. Catfish anglers represent a smaller group of respondents with a higher avidity for catfish …