The zebra mussel has been a poster child for invasive species ever since it unleashed economic and ecological havoc on the Great Lakes in the late 1980s. Yet despite intensive efforts to control it and its relative, the quagga mussel, these fingernail-sized mollusks are spreading through U.S. ri ...
For most gardeners, an earthworm is great for the soil, however, there is an invasive earthworm in North America that is quite literally, destructive.
Just two species of the freshwater fish still exist in the ancient waters of Lake Lanao in the Philippines after predatory fish were accidentally introduced
Oceans and coastlines have been subjected to human use for centuries. But the effects of human activity on the oceans are now more extensive, with the resulting changes happening more rapidly than ever before.
An invasive species of acid-spraying ant is spreading throughout Australia, causing concern it could wipe out small native species and make homes impossible to sell.
Invasive species are becoming a global concern. In the last 20 years, the number of non-native species in European waters has increased to almost 1,300. The issue is most acute in the Mediterranean Sea, which is home to 69 per cent of them and although only 10 per cent are categorised as invasive.
The growing trend for imported olive trees has brought hoards of invasive snakes to the Spanish island, threatening the future of its wall lizard
They have the body of an eel, the mouth of a sarlacc, and the diet of a vampire. Sea lampreys are fish native to the Atlantic Ocean and the rivers that flow into it. But more than a century ago, they found their way into the Great Lakes, where they multiplied and became one of the most destructi ...
Plant seeds must travel far to maintain healthy ecosystems. Carried on the wind or in the fur and dung of animals, travelling seeds help cleared forest patches regrow and infuse clutches of rare species with diverse genes, making them more resistant to extinction.
South American weevils have been released into Britain’s waterways by the government in order to tackle the invasive species floating pennywort.
As many as 10 invasive alien species (IAS), out of 330 that are known to be invasive in India, have cost the economy $127.3 billion (Rs. 8.3 trillion) in the last 60 years, according to a recent analysis that points to glaring knowledge gaps in costs incurred by these species to the Indian economy.
The arrival of nearly 50 invasive species into the Adriatic Sea over the course of the previous three decades confirms new conditions developing in this Mediterranean sub-basin, but also represents a danger to its biodiversity. Fortunately, there are still ways in which such a threat could be mi ...
Invasive jumping worms are something to be on the lookout for this spring and summer. This group of invasive species native to East-Central Asia that recently popped up in Ontario might make you squirm if you see them thrashing around when they are disturbed.
Over the past few months, with the warmer summer temperatures, the City of Cape Town has been battling with an invasion of yellow and black insects, commonly known as the German wasp (Vespula germanica) and European Paper wasp (Polistes dominula).
With his tousled black hair and heart-melting smile, Gabe Verduzco certainly has the looks of an influencer, but instead of sharing dance moves or crazy pranks he's making his mark on social media by posting pictures of insects and native flowers, or himself in an orange workman's vest climbing ...
IAS induces yield loss, which has major consequences for livelihoods. They are also to blame for the loss or decline of other species. According to a 2021 study, the impact of the IAS on agriculture and other important food production initiatives might cost Africa $3.66 trillion per year.
Invasive alien species (IAS) of plants, animals and microbes lead to losses running up to billions of dollars annually in every part of the world, particularly in sub-Saharan Africa, according to a new report. The region has seen the arrival of many IAS in recent years.
Invasive alien plants are everywhere, writes Andie Bulman. The good news? We can eat some of them. Purple loosestrife pops up in Conception Bay South, Japanese knotweed surrounds downtown St. John's and stinging nettles march into meadows and barrens.
From oral contraceptives to proposals to edit their DNA, efforts to control the UK’s invasive grey squirrel population have become increasingly elaborate. But a growing number of chefs and conservationists have a far simpler idea, which they see as part of the trend in ethical dining: eat them.
From lionfish to mongooses, and black rats to Giant African Snails, invasive species pose one of the greatest threats to the country’s ecosystems.
One of the consequences of globalization is the inadvertent spread of invasive plant and animal species. Land flatworms have invaded the entire world, principally via the plant trade. More than ten species are now widespread, such as Obama nungara (originally from Argentina), Platydemus manokwar ...
Small, bluish-grey and speckled, it would be easy to overlook the marbled crayfish. Except for the fact it is likely to be coming to a pond or river near you soon – if it is not already there.
That is the conclusion of a study tracking research, fishing and tourist vessels that routinely visit the protected, otherwise isolated region.
Better documentation of the flora and fauna in the groves and traditional practices can help in conserving biodiversity in the green pockets, say experts.
The mosquitofish is wreaking havoc on native Australian marine life. In a new study, scientists tried to frighten it with a look-alike of its natural foe.
Animals brought illegally to Colombia by the drug kingpin have been allowed to roam free and are now disrupting the fragile ecosystem.
It has been thousands of years since the first cats were domesticated, but we still don’t seem to have much control over them. Many people let their cats come and go as they please, perhaps forgetting — or not caring — that domestic cats kill billions of birds and mammals each year.
Research shows introduced pest plants and animals are costing the country $25bn a year.
A new report, Fighting plagues and predators Australia’s path to a pest and weed-free future, released today, reveals the environment is facing a “sliding doors” moment, with two possible futures for Australia, depending on the decisions made today.
In South Africa’s Franschhoek mountains a helicopter drops off abseilers to cut down invasive pine trees that are choking off water supplies to millions of Cape Town residents already facing climate change-induced shortages.
According to an email from his father Jason to the Press, Cash Geiger grabbed a foot-long goldfish while fishing at the Fireman's Park pond in August.
Pasquale Tuccio docks his small, blue and white wooden boat at the old pier on Linosa, one of Italy’s tiny Pelagie islands in the strait of Sicily.
With alien invasive species fast changing the landscape and vegetation of Kerala, scientists at Kerala forest research institute (KFRI are proposing a concept of Invasive-free campuses for institutions in the state.
The official public guidance is simple and to the point: “Kill it! Squash it, smash it … just get rid of it!” Such is the threat posed by a summer invasion of troublesome spotted lanternfly insects in the north-east that Pennsylvania’s department of agriculture has resorted to the unorthodox lan ...
A team of researchers at the University of Sydney has found that invasive cane toad tadpoles have given their species an advantage in Australia by eating the hatchlings of native toads. In their paper published in Proceedings of the National Academy of Sciences, the group describes how they test ...
Australian native plants are having a moment in the sun, with more of us seeking out and planting native species than in the past. Our gardens—and our social media feeds—are brimming with beautiful Australian native blooms.
The public has been asked for their views on proposed legislation designed to tackle the threat from imported animals and plants. Walter Roban, the home affairs minister, said the draft Invasive Alien Species Act 2021 would strengthen protection and mean better enforcement at the island’s borders.
The spotted lanternfly was first detected in Pennsylvania in 2014 and has since spread to 26 counties in that state and at least six other eastern states. It's moving into southern New England, Ohio and Indiana.
A project to tackle invasive plants threatening a coco de mer population on Silhouette island started last month by the Island Conservation Society in partnership with the Islands Development Company and Hilton Labriz Resort and Spa.
Did you know that the guppy (Poecilia reticulata) was named after a Trinidadian? You may be wondering, how did this happen? Well, in 1866, Trinidadian Robert John Lechmere Guppy sent specimens of the fish from TT to the Natural History Museum in London.
Targeted removals can be effective in suppressing the number of invasive lionfish found within protected coastlines around the Mediterranean Sea.
Non-native lionfish have become increasingly common in parts of the Mediterranean in recent years, threatening local ecosystems and posing a hazard to humans through their venomous spines.
Authorities in Minnesota have appealed to aquarium owners to stop releasing pet fish into waterways, after several huge goldfish were pulled from a local lake.
Japan’s 2011 tsunami was catastrophic, killing nearly 16,000 people, destroying homes and infrastructure, and sweeping an estimated 5m tons of debris out to sea.
Vespa velutina is included in the Spanish Catalog of Invasive Alien Species and the consequences of its establishment in Spain are ecological, economic and on human health. However, it is necessary to emphasize that the Asian wasp is no more dangerous than its European counterparts
The tiny polyphagous shot hole borer and its associated fungus looks set to become the most damaging biological invasion in South Africa’s urban environments, warns the country’s latest report on biological invasions.
A recent paper by Indian scientists from the University of Kerala in the journal ‘Biological Invasions’ has warned that extreme climate events may aid the spread of alien species in biodiversity hotspots in the country.
Cape Town - Invasive species are the third-largest threat to South Africa’s biodiversity after cultivation and land degradation, according to a report released by Forestry, Fisheries and Environmental Affairs Minister Barbara Creecy in Cape Town on Friday.
The proliferation of invasive Finlayson’s squirrel in Metro Manila is now reportedly spreading fast in Batangas and Nueva Ecija, and may soon pose a serious threat to other wildlife, including fruit farms, if their population continues to grow uncontrollably, a wildlife trade specialist warned.
The invasive species not only reduce the biodiversity of our natural environment, they spread diseases or cause severe annoyances in our society, but they also cause millionaire economic damages.
Restoration of most African ecosystems has been impeded by the emergence and dominance of alien plant species. This introduction of invasive plant species, whether intentional or unintentional, has threatened the ability of native flora and fauna to thrive and is also a hindrance to the progress ...
Degrading quality of natural water bodies and rivers, coupled with climate change impacts, could set the stage for alien (invasive) species to take root, multiply and alter aquatic flora and fauna in biodiversity hotspots, warned scientists, documenting alien fishes in the Western Ghats.
For decades, tourists have enjoyed the Neretva river eel in restaurants in southern Croatia but now another gastronomic delicacy is threatening the river delta’s biodiversity and traditional eel fishing economy.
The Madrid City Council has already started its plan to wipe out almost the entire population of Argentine and Kramer’s parrots. During the next two years, 90% of the population of these invasive alien species will be reduced through the capture of specimens with the help of cages and nets as we ...
Lionfish, an invasive species in the Atlantic and Caribbean Sea, is a threat to the marine ecosystem. Native to the Indo-Pacific, the lionfish devours over 80 types of prey who do not recognise it as a predator.
Scientists from Spain and Portugal have identified for the first time the 272 potentially invasive species in inland waters of both countries, which will allow the implementation of early warning and eradication systems to avoid ecological and economic damage.
On March 16 this year, around ten days before Assam went to polls, routine checks were on at the checkpoint in Ghiladhari in Golaghat district of the eastern state. When the police stopped a private vehicle, they didn’t expect what they saw – macaws, silvery marmosets and golden-headed tamarin, ...
Conservationists have always said invasive species can have a devastating impact, but now we have a clearer idea of the dollar-figure cost: A little under US$1.3 trillion (C$1.62 trillion) in the nearly four decades between 1970 and 2017.
Mosquitoes, rats and termites among species that have hitched ride on trade routes, causing at least $1.3tn of damage. The costs of damage caused by invasions of alien species across the world is trebling every decade, research has found.
Florida is known as a state with a fondness for the exotic, from its long history of accommodating religious cults to the Bubble Room restaurant where every day is Christmas Day. But now time is running out for one type of eccentric Floridian: those who own or breed exotic and invasive reptiles ...
Large online data sources are increasingly important to understand biological invasions. Emerging fields of conservation culturomics and iEcology have a great potential to inform invasion science and practice through novel insights and knowledge. In a recent publication, an international researc ...
It’s a terrible irony that the gardens we plant to make our personal environments more beautiful often damage the natural world outside our fences. By now we all understand the harm caused by pesticides and the over-use of chemical fertilizers.
Silhouetted against the moonlight, the strangest lizard I had ever seen hung on my porch screen. A foot long from head to tail, with wide golden eyes and a baby-blue body with bright tangerine spots, it looked like something a child might draw with a big box of crayons.
Invasive alien species, defined as animals and plants that breed and disperse in a landscape beyond their native range, have negative environmental, social, and economic impacts.
They may seem harmless at first glance but the North American red-eared slider turtle is spreading across Sydney’s water basins and threatens the biosecurity of our native turtle populations.
Wildlife managers in Florida are finally moving to address an existential question: If the state is like an all-you-can eat buffet for invasive reptiles originally introduced as exotic pets, then why are some of those species still imported and sold by breeders and pet stores?
Alien birds are spreading across southeast Asia and could reach India—either due to escaping captivity or after being intentionally released, report researchers from the University College London (UCL).
Ambjent Malta has embarked on a habitat restoration project in Comino, which forms part of the Natura 2000 network.Environment Aaron Farrugia said that the conservation of habitats is crucial for the protection of biodiversity.
For years, Doug Tallamy sounded the alarm about the grave threat that plants introduced from abroad pose to native insects. By transforming native plant communities into so-called novel landscapes increasingly dominated by exotic species on which many insects cannot feed, the University of Delaw ...
A slug (Deroceras invadens) that has colonised at least 46 countries and damaged crops as far apart as New Zealand, the US and Argentina was first discovered in England in the 1930s. But the tramp slug, as it is often known, originated in southern Italy so has been reclassified from a native to ...
The Norwegian fishing village of Bugøynes, 310 miles north of the Arctic Circle and a frigid, dark place for much of the year, was on the edge of ruin.
The raccoon, raccoon dog, mink, and golden jackal are not native to Germany or Europe but are increasingly spreading in these non-native regions.
Rome's majestic umbrella pines are as much part of the landscape as the ruins and cobbled streets, but they are under threat from a tiny insect invader—the pine tortoise scale.
Rich in both marine and terrestrial biodiversity, Juan Fernández Archipelago National Park (PNAJF) in Chile boasts species that live nowhere else in the world.
For many years, the conservation community has embraced the idea that improving connectivity, that is, creating corridors so species can follow their preferred climate, will benefit biodiversity, says Toni Lyn Morelli at the University of Massachusetts Amherst's Climate Adaptation Science Center.
An invasive species first identified in the Mediterranean Sea just eight years ago is likely to become a permanent feature of the region, a new study suggests.
A hidden invasion is taking place beneath the waves of the Mediterranean Sea. In recent years, scientists have recorded more than 700 alien species in Mediterranean waters, most of them entering through the Suez Canal in Egypt. More than 600 invasive species, many of them destructive, have estab ...
As part of their project BioSCAN - devoted to the exploration of the unknown insect diversity in and around the city of Los Angeles - the scientists at the Natural History Museum of Los Angeles County (USA) have already discovered numerous insects that are new to science, but they are still only ...
As invasive species continue to thrive, the eco-community stands divided on how best to build healthy ecosystems around it. For many of us, Eucalyptus trees have always been a part of the Indian landscape. They were the primary markers of hill stations, signalling the transition from plains to h ...
The red squirrel is the UK’s only native squirrel species. Unfortunately, they are now a very rare sight across Britain and Ireland, thanks to widespread destruction of their native forests, combined with competition from the larger grey squirrel – an invasive species introduced from North Ameri ...
Researchers at Wits University in Johannesburg, South Africa, have created the world's first framework, to better guide the management of terrestrial invasive species.
Invasive species have the potential to damage our economy, change our way of life and impact our wellbeing.We have seen this in previously introduced pest species like cane toads, which are highly toxic to both domestic pets and native species, and are a common nuisance in recreational areas lik ...
An invasive bug was discovered feeding on avocado leaves across the state of Hawaii and was most recently found on Maui plants in retail outlets, entomologists said.
Invasive species are non-native ones that are introduced into a new habitat and are able to adapt to it, displacing indigenous species or causing them to go extinct. This threat is increased by the fact that people and things are constantly moving all over the world, and this is one of the main ...
One of the consequences of globalization is the inadvertent human-mediated spread of invasive species. The presence of a new invader, named Obama nungara, is reported in France by an international team led by Jean-Lou Justine of ISYEB (Muséum National d'Histoire Naturelle, Paris, France).
The re-introduction of large herbivores has reduced the spread of Mimosa pigra, an invasive plant that had taken up residence in the Gorongosa National Park in Mozambique, according to a scientific study just published in the journal Nature Ecology & Evolution.
An invasive species of seaweed which has blighted tourist beaches in Mexico has become more aggressive due to the heating effects of climate change. But now, thanks to support from the UN Development Programme (UNDP), efforts are underway to hold back its advance and protect local ecosystems.
As Egypt marks the 150th anniversary of the opening of the Suez Canal, marine biologists are bemoaning one of the famed waterway's lesser known legacies—the invasion of hundreds of non-native species, including toxic jellyfish and aggressive lionfish.
A new study identifies the non-native species most likely to invade the Antarctic Peninsula region over the next decade. It provides a baseline for all operators in the region to look at mitigation measures. The study is published in the journal Global Change Biology (13th January 2020).
Department of Fisheries and Oceans scientists say there's no point trying to save some of the native fish in a New Brunswick lake that may soon be deliberately poisoned.
The Camargue area in France has now a lot less grasshopper, cricket, locust, dragonfly, and amphibian species than 40 years ago. On the other hand, there are more birds and vascular plants, some of them considered as new and highly invasive species.
The Belgian coastal dunes, a protected habitat of high conservation value, are getting severely impacted by one of its worst enemies amongst invasive species: the Oregon grape. To help mitigate the detrimental effect of this North American shrub invader, Belgian scientists carried out an experim ...
More than half of all U.S. National Parks are overrun with invasive animal species, such as rats, pythons, and feral hogs, according to a new study published in the journal Biological Invasions.
Scientists uncover patterns that predict which insects will harm North America’s conifers
WELLINGTON, Dec. 5 (Xinhua) -- It is time for the blossom of Russel lupins in New Zealand's South Island, which is a well-known tourism attraction at this time of the year.
While out on routine coastal surveys this past summer, a group of researchers noticed something odd.
As the world struggles to keep tabs on biodiversity decline, conservation largely relies on a single international database to track life on Earth.
With a coastline of 852 kilometres bordering the Atlantic Ocean in the Gulf of Guinea and a maritime area of over 46,000 km2, 80 per cent of transport trade in Nigeria is done through the seas.
Developed countries are producing policies to reduce the flow of invasive species and control or eradicate existing invasions. But most developing countries are under-resourced to tackle either aspect without help.
A new study by researchers at the Virginia Institute of Marine Science warns that blue catfish—an invasive species in several Chesapeake Bay tributaries—tolerate salinities higher than most freshwater fishes, and thus may be able to expand their range downstream into mainstem Chesapeake waters, ...