Articles tagged with Wildlife Management
A new study explores the reasons behind declining northern spotted owl populations, forecasting future habitat conditions and species interactions. Researchers suggest a two-fold approach to manage spotted owl survival: short-term barred owl removal and long-term forest preservation.
New research finds elk in Wyoming's Medicine Bow-Routt National Forest avoid beetle-killed areas during summer months. Elk strongly avoid these areas due to the need to expend significant amounts of energy to walk over downed logs and cool themselves.
A recent study found that elk avoid areas with extensive tree mortality due to bark-beetle epidemics. This avoidance leads to a decline in preferred habitat for elk, impacting wildlife and land managers managing populations in affected areas.
Researchers catalogued every pollinator protection policy enacted by US states between 2000-2017, finding 109 innovative solutions and just four federal bills
A recent study reveals that wildlife classification, particularly for similar species like bobcats and lynx, is a challenging task. Even experts had difficulty agreeing on the species in images, leading to potential errors in conservation and management efforts.
A study of a long-protected northeastern virgin forest plot found that small forest fragments may not provide conservation benefits. Nearly half the species present at initial protection are now gone, and yearly species composition is highly dynamic. Effective management is needed to prevent degradation of habitat.
A study published in PLOS Biology warns that Alaska's management plan, which prioritizes reducing bear and wolf populations for hunters, lacks scientific monitoring and may interfere with important ecosystem services. The plan has led to an increase in reported brown bear hunting kills over the past three decades.
Conserving Alaska's large carnivores demands an overhaul of state policies that prioritize human harvests over predator populations. Science-based management is necessary for effective conservation, involving monitoring trends and impacts on ecosystems.
A new study reveals that gardens and allotments are crucial for pollinators, with lavender and borage being key food sources. Cities can play a vital role in conserving pollinators by incorporating these plant species into urban landscapes.
A study by the University of Wyoming research team found strong population genetic structure among California mountain lions, with some populations exhibiting extremely low levels of genetic diversity. This highlights the need for conservation efforts to prevent further fragmentation and ensure connectivity among habitats.
Researchers found that those involved in field sports prioritize human mastery over wildlife rights, while conservation groups support protection and monitoring. Diversionary feeding was the most favoured technique among surveyed groups.
Researchers found that areas with higher rat complaints had increased trap rates and more garbage, suggesting a correlation between waste and rodent abundance. The study also revealed neighborhoods with high rental units tended to have more rats, possibly due to increased trash and access points.
Scientists criticize Indonesia's method of assessing management impacts on wildlife trends, highlighting a mismatch between government reports and independent data. Orangutans are facing serious threats from deforestation and killing, with populations declining by at least 25% over the past decade.
A new study maps high-probability hot-spots for human-bear conflicts, helping wildlife managers mitigate mortality as bears expand their ranges. Conservation efforts in the Great Basin have led to an increase in bear population and geography, resulting in conflicts with humans.
A new study published in PLOS Biology reveals certain nonlethal methods are effective for managing predators in agricultural landscapes. Livestock guardian dogs, livestock enclosures, and fladry were scientifically shown to be effective conflict deterrents.
A study by Penn State researcher Derek E. Lee found that community-based conservation management in Tanzania increases wildlife densities and giraffe population growth. The research demonstrates the effectiveness of transferring wildlife management rights to local communities.
A new study from the University of Waterloo found that many wildlife-vehicle collisions in Ontario can be prevented with cost-effective strategies. The study recommends integrating effective measures into wildlife conflict zones during major road work, which could save millions in taxpayer money and insurance costs.
A new study found that most gates installed at abandoned mine entrances do not impede bat usage, with species adapting over time. Factors like elevation, portal area, and bat agility influenced bat behavior around gates.
Meredith McClure's research uses circuit theory and least-cost path models to predict animal movement patterns, finding that circuit theory is more effective for wolverine dispersal while least-cost path models are better for elk migrations. This work informs conservation efforts by providing more accurate wildlife corridor maps.
A team of researchers studied the narrow-footed Hygrotus diving beetle native only to central Wyoming, discovering its unique habitat in small streams with high salt concentrations. The study found that maintaining hydrologic integrity of prairie streams is vital for the conservation of this rare species.
A study published in Biological Conservation identified suitable areas for wolf expansion in Sweden, aiming to increase social acceptance and reduce conflicts. The researchers found that expanding the wolf population to southern Sweden and the reindeer husbandry area could decrease densities in high-conflict areas.
The Bumble-BEEHAVE model predicts individual and interacting effects of stressors on bumblebee survival and informs management recommendations. The tool aids in designing field experiments, risk assessments, and assigning bespoke management advice.
A study found that larger reserves and species similarity are key to effective conservation, but not all species receive equal protection. The research highlights the need for targeted attention for certain species in sagebrush country.
New research from Virginia Tech shows that personal outreach to landowners is vital to the success of conservation programs. Landowners who accompanied conservation biologists on site visits had higher trust in the agency and better perceptions of program outcomes. The study highlights the importance of face-to-face interactions in sha...
A new study suggests that certified logging operations can protect jaguars and other large wildlife species. Camera trap surveys in Guatemala and Peru found high jaguar densities in managed concessions, with an average of 1.5 to 4.5 jaguars per 100 square kilometers.
A new study by University of Stirling researchers found disparities in wildlife management approaches across Europe, leading to worsening conflicts. The team assessed nine different schemes involving large grazing birds and discovered a lack of adaptation to changes in bird numbers and damage levels.
Researchers analyzed 667 hunt management systems across US and Canadian states, identifying hallmarks of science-based management such as clear objectives, evidence use, transparency, and external review. However, only 60% of these systems met these criteria, casting doubt on the science-based nature of North American wildlife management.
Researchers found that prescribed fire reduced bird species diversity, while mastication led to a 50% decrease in bird species and 60% reduction in total numbers of birds. The study suggests that current fire management practices harm wildlife and increase fire risk.
In a recent study, red foxes and coyotes were found to coexist in the urban environment of Madison, Wisconsin, due to abundant food resources. The animals' home ranges were classified into five categories based on human development, with coyotes preferring natural spaces and red foxes opting for developed areas.
Researchers found that coyotes preferred natural areas with high proportions of open space, while red foxes selected moderately developed areas. This spatial partitioning may promote coexistence between the two species in urban landscapes. The study's findings have implications for wildlife management in human-dominated environments.
A new study evaluates the prevalence of scientific rigor in wildlife research, finding that only 56.1% of studies tested hypotheses. The authors outline a rigorous scientific method to produce reliable knowledge, which is crucial for effective wildlife management and conservation.
A new review article challenges current methods for forecasting the persistence of slow-growing species, finding that reproductive success is a more reliable predictor. Researchers argue that conservation planners often get it wrong and suggest alternative tools based on realistic parameters.
Wildlife researchers developed a structured decision-making process to set sustainable wild turkey harvest targets when reliable abundance estimates are not available. The approach incorporates uncertainty about population and harvest parameters, allowing managers to apply principles of structured decision making.
A Baylor University professor and his team have developed a method to measure recreation disturbance across large landscapes, enabling better understanding of its impact on wildlife. The study aims to provide recreation managers with a tool to mitigate negative effects on wildlife while allowing for responsible recreation use.
A cultural backlash from US populism limits opportunities for state fish and wildlife agencies to adapt to changing social values. Traditionalist values are associated with lower trust in wildlife agencies, while mutualist values support restrictions on humans.
A new study reveals that lead fishing tackle is the leading cause of mortality in adult common loons, resulting in 43% population decline over 24 years. The study found that jigs and sinkers accounted for most lead tackle objects ingested by loons.
A new study examines the impact of rotational grazing and rest on greater sage-grouse nests, finding no significant increase in survival rates from rest periods. The research suggests that various grazing management systems can coexist with sage-grouse conservation.
Researchers discover that coyote populations are difficult to control due to increased immigration of younger animals vying for territories. The population's reduced reproductive capacity, largely composed of juveniles that rarely breed, contributes to the challenge.
A recent study by Virginia Tech researchers emphasizes the need to sustain benefits from voluntary conservation incentive programs after they end. The authors identified five research-based explanations for persistence outcomes, including landowners' attitudes and motivations, habit formation, access to resources, and social influences.
A recent study calls for strengthened human-wildlife conflict management in India due to the damage caused by up to 32 wildlife species. The research identifies effective prevention techniques, improved compensation schemes, and open dialogue between communities, governments, and conservationists as key solutions.
New UAlberta research reveals female elk adapt their behavior to avoid hunters as they get older, showing social learning plays a key role. After 10 years, female elk become almost invulnerable to hunting, adjusting their movements and behavior to safer areas.
A new study by Cornell University researchers estimates the densities of black bears in southern New York, finding an average density of about 13 bears per 38.6 square miles. The findings provide clues for how bears might continue to use landscapes farther north as their ranges expand.
A new species of fungus gnat has been discovered in Finland, with the scientific name Sciophila holopaineni honoring Tuomas Holopainen. The insect thrives in shadowy environments and is part of a larger group of insects that can indicate the state of natural biodiversity.
A proposed Marine Protected Area (MPA) in the Sea of the Hebrides, Scotland, would provide essential conditions for basking sharks to forage and possibly breed. Satellite tracking data from 36 sharks showed 86% residency within the proposed area.
Researchers propose regional networks to link remote camera data globally, mirroring the success of standardized weather stations. This collaboration aims to monitor biodiversity trends and track wildlife populations in real-time, facilitating evidence-based conservation decisions.
A recent study in Science highlights a devastating crisis in Asian forests due to snaring, causing unprecedented extinctions. The authors recommend managing this issue by regulating homemade snares and preventing 'empty forests', emphasizing the urgent need for conservation action.
A model developed at Michigan State University shows how barred owls are dominating northern spotted owl territories and outcompeting them for resources. The model, called Dynamic N-occupancy, uses simple data on species presence to provide accurate estimates of local abundance and population growth.
Researchers tracked 41 boats across 28 sites in the Republic of Congo, collecting 5,500 hours of data on fishing trips. Fishers in urban areas travel far offshore with minimal safety gear, while those in rural areas make daily trips closer to shore.
The IUCN-led independent panel of scientists has been advising Sakhalin Energy to mitigate its impact on whales and the environment. The western gray whale population has grown 3-4% annually, from an estimated 115 animals in 2004 to 174 in 2015.
A new method developed by WCS, University of York, and Uganda Wildlife Authority improves ranger patrol allocation and targets specific conservation priorities. This resulted in a 250% increase in detections of illegal activities such as poaching and cattle encroachment without changing the number of rangers.
A new study from Colorado Parks and Wildlife, WCS, and CSU finds that dramatic increases in residential and energy development are associated with declining early winter recruitment in western Colorado's mule deer populations. The study suggests that these impacts on habitat may be having a greater effect on deer populations than previ...
Climate change is altering inland fish reproduction, growth, and habitats, with both positive and negative impacts on recreational fishing. Studies reveal changes in species ranges, migration timing, and predator-prey dynamics, highlighting the need for conservation and research strategies to sustain resilient fish communities.
Researchers found that female deer typically travel twice as far and take more convoluted paths than males, making it harder to contain chronic wasting disease. Dispersal rates are density-dependent, meaning higher deer densities lead to greater dispersal.
A North Carolina State University study found that hiking and hunting caused minor effects on wildlife distribution in protected Eastern forests. The study, which used citizen science camera traps, compared protected areas with similar habitats but different hunting regulations, and sites on and off hiking trails.
University of Adelaide researchers recommend a 'code of best practice' to minimize the impact of drones on wildlife and mitigate potential disturbances. The guidelines cover various factors, including species, environment, and UAV operation, to ensure informed use of drones in field research.
Researchers used NASA satellite data to predict mule deer birth rates by tracking vegetation growth patterns. This tool, called the Normalized Difference Vegetation Index (NDVI), measures vegetation health and helps forecast when does will give birth to fawns.
A Stanford University simulation model analyzes how modern interventions affect the Amazon rainforest and its indigenous inhabitants. The study reveals that agro-industrial land development and loss of traditional taboos lead to biodiversity decline and ecosystem collapse.
A recent study found that the San Nicolas Island fox population has extremely low genetic variation, making it vulnerable to extinction. Genetic rescue from other island fox subspecies could be necessary to preserve this important ecosystem member.
Researchers found that Arctic communities' ability to adapt to climate change is hindered by non-climatic factors such as resource availability, local governance, and economic disparities. However, with the right policies and practices, these communities can overcome these hurdles and successfully adapt to projected changes in climate.
A new method, known as the 'systems behaviour chart', is proposed by Dr Simon Black to focus conservation efforts and improve management. This tool can help identify early warning signs of ecological problems, such as population declines or increased mortality rates, allowing for timely interventions to be made.