Articles tagged with Species Richness
A study published in Environmental DNA analyzed seawater samples from the Ogasawara Islands, detecting 124 unique fish species and 38 coral genera. The research highlights the importance of monitoring biodiversity in remote regions using efficient methods like eDNA sequencing.
Researchers found that 195 of 328 bee species collected in Wake County between 1900-2018 were not seen since 1969, likely due to underground nesting habits. Urbanization, climate change, and limited detection methods may be contributing factors.
A Hungarian study reveals that pond networks rely on spatial position for species diversity, with central connections hosting higher microorganism and plankton diversity. This research highlights the importance of connectivity in maintaining biodiversity in fragmented ecosystems like bomb crater ponds.
A new peer-reviewed study published in Nature Climate Change reveals that forests managed by Indigenous and local communities have improved outcomes for carbon storage, biodiversity, and rural livelihoods. The research supports calls for securing tenure for Indigenous peoples as a strategy for overcoming obstacles in forest restoration...
Researchers have successfully mapped thousands of animal species in Bangladesh using social media posts, significantly improving habitat conservation. The study also highlights opportunities for social media companies to automate biodiversity data collection, making it easier for scientists to access and utilize.
A global study reveals that regions with abundant large herbivores have a more variable tree cover, benefiting biodiversity. This finding highlights the crucial role of megafauna in shaping ecosystems and underscores the need for conservation strategies to protect these species.
A new study found that diverse plant species mixtures increase plant productivity, invasion resistance, and soil nitrogen levels. Multispecies mixtures also drive different functions, with legumes benefiting productivity and water availability.
A new University of Kansas genomic investigation has rewritten the evolutionary history of the Homalopsidae, a group of unique mud snakes found in Southeast Asia. The study combined genetic analyses of older museum specimens with fresher field collections to reconstruct the family tree and shed light on their evolution.
New research reveals that open farmlands result in up to a 60% decline in Andean bird species, with specific habitats affecting different species. Conservationists can protect birds by sparing forest fragments and maintaining shrubby habitats.
Researchers found that increasing plant diversity in urban areas leads to a large increase in insect biodiversity and interactions. The study confirmed the ecological benefits of urban greening projects by transforming a small greenspace into a habitat for indigenous insect species.
Researchers discovered a vast array of tardigrade species in Denmark, with unique DNA sequences detected in 96 samples, highlighting their adaptability to various environments. The findings shed light on the incredible survival abilities of these tiny creatures, which can withstand extreme conditions.
Scientists have identified two new mole species in eastern Turkey, belonging to the Talpa genus, which has been living undiscovered for up to 3 million years. The study, using cutting-edge DNA technology, confirms their biological distinctness from other moles in the group.
A new species of the Persian Gold Tarantula has been discovered in northwestern Iran, belonging to the genus Chaetopelma. The newly described species, Chaetopelma persianum, is an obligate burrower and inhabits high elevations in well-vegetated mountainous regions of the northern Zagros Mountains.
A study published in PLOS ONE found a significant surge in bird feeding interest worldwide during the pandemic, with countries having higher bird diversity exhibiting more Google search activity. The researchers analyzed data from 115 countries and found an average increase of 511 bird species in countries with higher search interest.
Researchers found that tolerant animals can replace sensitive species, maintaining ecosystem stability despite harmful practices. The study suggests protection for swamps and ponds on the edge of croplands to promote biodiversity and sustainable agriculture.
A research team led by the University of Göttingen investigated the flora of Tenerife and found that island plant-life exhibits a remarkable diversity of forms. However, the plants differ little from mainland plants in functional terms, with slow-growing, woody shrubs dominating the island's flora.
A groundbreaking expedition in Colombia's Chocó Biogeographic Region has revealed four new tarantula species, including the exceptional trapdoor spider Ummidia solana. The discovery expands their geographical distribution and offers valuable insights into their morphological characteristics, taxonomy, and biogeography.
A study highlights the importance of wild plants in fallow land and other ecosystems in Madagascar, revealing a wide range of plant species used for various purposes. Fallow land is found to be a valuable contributor to rural households' health, food and energy supply.
The Insects journal is inviting research articles and reviews on sustainable beekeeping solutions, including health monitoring, socio-economics, and pest control. The Special Issue will focus on evidence-based strategies to combat poor colony health and promote bee sustainability.
A new biodiversity study shows that even seemingly healthy ecosystems with increasing species numbers may already be on the path to decline and loss of species. The study's findings suggest that species richness is not a reliable metric for monitoring ecosystems, as it can mask negative trends in species extinction.
A new study found that establishing a wildflower meadow in the historic grounds of King's College, Cambridge increased species richness and abundance by three times compared to adjacent lawn. The meadow also reduced greenhouse gas emissions by an estimated 1.36 tonnes CO2-e per hectare per year.
Current measures to protect grasslands in the Qinghai-Tibetan Plateau are damaging the ecosystem and should be stopped. Small burrowing mammals, like the plateau pika and zokor, play crucial ecological roles in maintaining ecosystem health and biodiversity.
Research shows that arthropods in high-diversity forests contribute to improved productivity by suppressing herbivores, leading to increased tree species richness and multitrophic diversity. The study highlights the importance of conserving plant diversity to maintain arthropod diversity.
GPMeta accelerates pathogen detection in metagenomic sequencing (mNGS) tests, achieving higher accuracy while significantly reducing processing time. The approach uses a succinct hash index scheme and multi-GPU support to handle massive data sets.
A new Concordia University study found that the rapid growth of urban honeybee-keeping is adversely affecting nearby wild bee populations. The researchers compared bee population data collected from sites around Montreal in 2013 and 2020, finding a decline in wild bee species richness associated with increasing honeybee abundance.
The Save Our Seas Foundation has awarded a record 75 grants to support shark and ray conservation projects worldwide. The foundation's 20th anniversary year highlights growing commitment to protecting these vital ocean species.
A new research approach suggests integrating biodiversity auditing into conservation plans to effectively support a wider range of important species. This method has been successfully tested in the UK's East Anglia region and could benefit biodiversity nationally, including the European Union's 2030 Biodiversity Strategy.
Recent climate change has led to an expansion of marine predator ranges into Arctic waters, resulting in increased species richness and altered community compositions. The study found that apex predators such as whales and sharks have migrated northwards, while mesopredators like fish and crabs showed more limited range shifts.
A study from Ohio State University reveals stark differences in avian functional diversity between the US East and West. Functional diversity patterns are highest in the West during breeding season, while in the East they are lowest despite high species richness.
Researchers used nearly half a million fossils to solve a 200-year-old mystery about the distribution of species on Earth. They found that the modern-day diversity gradient may have arisen from the steepening of the latitudinal temperature gradient, promoting more ecological niches in tropical regions.
A global picture of local species richness trends is hindered by incomplete and biased data, with regional imbalances leading to a distorted impression. The study advocates for prioritizing local assessments and standardized monitoring programs to address measurement errors and spatial biases.
Researchers at University of Delaware examine transnational agricultural land acquisitions and forest loss, revealing threats to biodiversity in Sub-Saharan Africa and Asia. The study uses largest global dataset of georeferenced agricultural land investments to quantify the impact of these investments on forest cover.
A new study found a negative relationship between honey bee abundance and wild bee species richness, with small species being most affected. The research suggests that honey bee population increases may be threatening local wild bee communities in urban areas.
A new study by Nord University and ICM-CSIC confirms that high temperatures in the Arctic are promoting settlement of species from warmer areas. The study found an increase of 66% in fish species caught in Norwegian and Barents Seas between 1994 and 2020.
A study in a subtropical forest found that arbuscular mycorrhizae (AM) trees outperform ectomycorrhizal (EcM) trees in high-diversity ecosystems due to more efficient nutrient-acquisition strategies. In contrast, EcM tree monocultures had reduced net primary production and were dominated by pathogenic fungi.
A recent study found that functionally diverse bird communities changed less under climate change than simple ones over the past 50 years. Higher species richness and variety of functional properties were better safeguarded against climate change impacts.
Researchers from DePaul University studied small mammals in eastern Paraguay's Atlantic Forest remnants to understand biodiversity and its relation to forest edges. They found that species richness and abundance increase closer to the edge, while phylogenetic diversity is higher in interior sites.
The study highlights the importance of a diverse city tree population, with private residences contributing significantly to urban forest diversity and structure. The research found that private trees serve unique functions such as providing fruit, flowers, or aesthetic beauty, while municipal trees tend to be bigger and more resilient.
A new study reveals that bat diversity is highest in old deciduous forest stands on river banks in Eastern Ukraine. The research found that mature forests older than 90 years improve breeding activity and abundance of bats, with species richness increasing up to 22% of all forests in the region.
Researchers at Göttingen University found that removing vegetation in small areas led to a significant increase in ground nests, especially with nearby flowering plants. The removal of vegetation proved to be a simple measure to promote ground-nesting wild bees on calcareous grasslands.
A global study found that grazing can have positive effects on ecosystem services in species-rich rangelands but negative impacts under a warmer climate. The study highlights the importance of managing grazing locally to cope with climate change.
Researchers modelled relationship between plant diversity and environmental conditions, capturing how diversity varies along environmental gradients. The models predict highest concentrations of plant diversity in environmentally heterogeneous tropical areas like Central America and the Amazonia.
A field experiment shows that competition for light drives the decline of plant diversity in grasslands under eutrophication and lack of grazing. Adding light to low-growing plants reduces this loss.
A study analyzing historic habitat mapping data in Hamburg found a decline of species-rich habitats due to urbanization, while also revealing the colonization efforts of certain plant species. The research highlights the potential of these datasets for biodiversity research, with trends observed across Germany and Europe.
A new study reveals that losing endangered fruit-eating animals in the Atlantic Forest could severely disrupt seed-dispersal networks, leaving plants without an effective means to regenerate. Nearly 55% of specialist plant species rely solely on these frugivores for seed dispersal.
Soil ecological values are often overlooked in nature conservation management; the new study identifies global hotspots where they need to be prioritized. Temperate ecosystems show high local species richness, while biodiversity uniqueness peaks in arid and tropical ecosystems.
Researchers discovered three new cryptozoic snake species in Ecuador's Andes, named after institutions supporting cloud forest conservation. The discovery highlights the need for habitat protection due to widespread destruction of native habitats.
Researchers analyzed 170,000 vegetation plots from all climate zones to find that small areas can have high biodiversity, like Eastern European steppes and Siberia. This challenges the idea of large-scale conservation, as smaller protected zones may be more effective in preserving ecosystems.
The study found that island size and location have a significant impact on seasonal bird species richness. Islands in the Northern Hemisphere at mid-latitudes during migration periods host the highest number of species, while tropical islands peak with species numbers during the non-breeding season.
A new study analyzing 72 lakes in four large Neotropical wetlands of Brazil reveals that human impacts on biodiversity compromise wetland multifunctionality. Strong associations between aquatic organism diversity and wetland functioning were found, highlighting the crucial role of species richness in driving ecosystem health.
A high-resolution map of ant biodiversity has been created, revealing areas with high diversity and potential for new species discovery. The study's findings highlight the importance of protecting critical regions with high ant diversity.
A new study used artificial intelligence to create the largest global map of insect diversity, highlighting areas with high ant biodiversity and potential conservation priorities. The researchers also found that only a low percentage of these areas are protected.
A global survey of biodiversity experts finds that more species are threatened with extinction than previously thought, with estimates suggesting 30% of species have been lost since 1500. The study identifies climate change, pollution, and land-use changes as key drivers of biodiversity loss.
A recent study by Xi'an Jiaotong-Liverpool University provides a method to help farmers and policymakers decide whether organic farming is beneficial for the environment. The researchers analyzed international studies to find a threshold where organic farming's biodiversity gain outweighs its land requirements.
An international team of researchers has successfully classified fossil gobies into a family tree for the first time. The study used an integrative phylogenetic approach to inferring relationships between fossil gobioids and their modern descendants.
Researchers from the University of Turku have described seven new species of tropical ferns, including six from the genus Danaea and one from Dennstaedtia. The newly discovered species range from 20cm to 2m tall and offer insights into the biodiversity of Amazonian rainforests.
A conceptual species 'stock market' aims to assign economic value to species and ecosystems, promoting sustainability and biodiversity conservation. The SSM would enable the valuation of ecosystem services and actions that harm or benefit biodiversity, fostering a unified approach to environmental decision-making.
A new study describes a troglobitic clam species from northern Brazil, characterized by lack of pigmentation and reduced size. The discovery highlights the importance of conserving fragile subterranean habitats threatened by recently amended laws in Brazil.
A new species of dusky salamander has been discovered in the Gulf Coastal Plain of Mississippi and Alabama, increasing knowledge of the region's biodiversity. The species, Desmognathus pascagoula, is similar to another recently discovered species but has distinct morphological, genetic, and geographic characteristics.
A review study finds that conservation measures can greatly slow human-induced climate change by preserving biodiversity. The creation and management of protected areas are key to mitigating climate change through carbon capture and storage, with current coverage at 12-16% globally.