Six decades ago, when Dick Sheldon first got into the oyster business, the tide flats of Washington states Willapa Bay were almost free of blight. There were no crabs (well, almost none) and Sheldon used to hike onto the mud at low tide, with a bucket for oysters
Wildlife activists are calling for a cull of feral cats in Australia's island state, Tasmania, where they are breeding out of control - outnumbering humans two to one and threatening livestock and native species.
It turns out that invasive plants may be helping endangered tortoises. Scientists have discovered that two subspecies of endangered tortoise have diets that are halfway made up of introduced species of plants
Unloved pet fish are flooding Australian waterways, introducing diseases and bullying native fish.
FORT LAUDERDALE, Fla., March 25 (UPI) -- A pair of termite species -- two of the some of the most destructive pests in the world -- have joined forces in Florida, mating and forming hybrid colonies. Entomologists in the Sunshine State are worried the tag-team termite could make its way to elsewh ...
Non-native plant species do not pose a risk to native flora, as widely assumed, because impacts are limited to localised areas, a study has suggested.
Biologists say that as the snakes proliferate and continue to prey on unsuspecting animals, ecological balance in the Everglades will suffer.
Researchers have published results of a powerful new tool that could give ecologists new ways of tackling problems posed by deadly invasive species like Asian carp and Zebra mussels.
Tiny populations of invasive species such as Asian carp start their domination of new ecosystems by hanging out at local landmarks, according to a new study.
The Mediterranean Sea is among the world’s great environmental jewels. The sea is highly saline, almost entirely enclosed by land and contains immense biodiversity.
GAINESVILLE, Fla., Feb. 26 (UPI) -- University of Florida researchers have confirmed the presence of a deadly parasite in three non-native species of snails that have colonized South Florida.
COLUMBIA, Mo., Feb. 16 (UPI) -- Some scientists suggest the best way to beat the Asian carp is to eat the Asian carp. But the question remains whether diners will oblige.
MONTREAL, Feb. 10 (UPI) -- A new study predicts future invaders of the Great Lakes basin -- should stronger environmental protections not be enacted -- and one of them is the killer shrimp. It's not quite as frightening as a killer bee or killer shark, but it could be much more ecologically deva ...
Killer shrimp, creatures that indiscriminately slay other animals without eating them, may soon join the list of invasive species living in the Great Lakes, a new study finds.
The world’s mightiest waterway, the Amazon River, could be under threat from the most diminutive of foes − a tiny mussel invading from China.
Seychelles' efforts to rid itself of the invasive red-whiskered bulbul has been dubbed a success by conservationists who are now confident that the bird is no longer a threat to the Indian Ocean’s archipelago’s biodiversity.
RIO DE JANEIRO — The world's mightiest waterway, the Amazon River, is threatened by the most diminutive of foes — a tiny mussel invading from China.
Special fences built around dams in arid parts of Australia could help eradicate the menace of cane toads, according to new research.
The vulnerability of the basin to future invaders has been demonstrated by a new study that calls for regulations to mitigate this threat.
A virulent pathogen that starves olive trees poses a serious threat to EU olive production, experts have warned.
Scientists say new channel will herald arrival of more invasive species, with potentially harmful impact on region as a whole
An agricultural pest dubbed the stink bug could establish itself within the UK, according to a scientist.
Huilo Huilo - Until a few decades ago, there were no beavers in Patagonia. That changed when 20 pairs of the tree-chewing creature were introduced with the hopes of creating a fur industry.
Zoologists say a skin-eating fungus threatens salamanders and newts across Europe, and probably arrived on pet amphibians imported from Asia.
WASHINGTON, Oct. 30 (UPI) -- Invasive species don't just come from the animal kingdom; plants and fungi can also arrive from abroad, wreaking havoc on native ecosystems. That is what's happening in Europe, where a new type of chytrid fungus, original to Southeast Asia, is threatening
Environmentalists, ecologists and others say the carp could decimate food chains and habitats in the Great Lakes.
Invasive Species Council says Australia has not heeded lessons from decision to introduce cane toad in Queensland in 1935
The invaders are evolving in a way that will make their colonisation happen faster
The harlequin ladybird (ladybug), an invasive alien species first recorded in the UK in 2004, has a preference for urban areas and sunnier habitats.
The single most threatening species to U.K.’s biodiversity is a species of mussels – the quagga mussel.
Scientists are warning that an army of species from Turkey and Ukraine is poised to invade Britain's waterways.
Turkey’s Gökova Bay is home to an array of alien species that are wiping out native marine inhabitants, worsening a fishing crisis.
WASHINGTON, Oct. 9 (UPI) -- In Pennsylvania, one power company is preparing to remove more than 1,500 dying ash trees, damaged by the invasion of emerald ash borers. But ash trees, rotted from the inside out by the invasive insect, aren't just found overhanging power lines. They're everywhere.
Because of its aggressive behavior and its harmful effects, the invasive prairie plant Lespedeza cuneata has been added to several noxious weed lists.
Herbivores consume more non-native oak leaf material in areas with diverse native plant communities than in less diverse communities. Why diverse plant communities tend to resist invasion by non-native plants, remains uncertain.
Based on insights first articulated by Charles Darwin, researchers have developed and tested the 'evolutionary imbalance hypothesis' to help predict species invasiveness in ecosystems.
Millions of tourists visit the Mediterranean each year, but its deep-blue waters host the largest invasion currently underway on Earth.
Toxic caterpillars now spreading beyond their infestation zone, afflicting trees in parks and gardens in new areas
On Monday, the European Union adopted a legislation that will tackle the rapidly growing threat to biodiversity from invasive species.
The global economy hasn’t just opened up new markets for humans, it’s been a catalyst for bringing species to into habitats where they don’t belong.
The tropical rabbitfish, which have devastated algal forests in the eastern Mediterranean Sea, pose a major threat to the entire Mediterranean basin if their distribution continues to expand as the climate warms, a new study warns.
Non-native fish and mussels seem to be behind a toxic scourge in the Great Lakes
The expansion of the invasive Mediterranean Tramp Slug has been the focus of recent research.
Destructive lionfish are invading coral reefs in the Americas, but fishing competitions can help to keep the problem species in check.
Scientists have developed a way to identify island habitats that face the greatest threat from invasive pests, such as rats and feral cats.
You may have recently read the controversial story on invasive lionfish research involving Dr. Zack Jud of Florida International University and a young girl named Lauren Arrington. While the issue of attribution in scientific research is crucial to the discipline, much of the media focus so far ...
One of the worst insect pests in the world is coming to the United States — and it’s coming in disguise.
Wildlife experts warn that government attempts to draw up new controls on invading non-native species could threaten familiar birds such as barn owls, and damage British biodiversity
Rising temperatures may be seen as universally beneficial for non-native species expanding northward, but a Dartmouth College study suggests a warmer world may help some invaders but hurt others depending on how they and native enemies and competitors respond.
Pretoria — The Department of Environmental Affairs has set aside R200 million to further regulate invasive alien species. The amount budgeted over the next three years is in addition to the R4.2-billion budget to control alien species through the Working for Water Programme.