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  • Invasive Alien Species (263)

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News Headlines
#94633
2013-07-17

Damaging Non-Native Forest Pests at Home in Northeastern U.S.

July 16, 2013 — Beginning with early colonists who landed in the New World loaded with dreams, grit and perhaps the continent's first alien forest pests, and continuing today with the expansion of global trade, the northeastern United States has been ground zero for damaging non-native forest pe ...

News Headlines
#94511
2013-07-08

Zoologist leads world’s largest rat extermination to save biodiversity of Antarctic island

Tony Martin doesn’t look like someone capable of killing millions of rats and mice. The mild-mannered zoologist normally spends his time teaching animal conservation at the University of Dundee in Scotland.

News Headlines
#94332
2013-06-20

The alien animals and plants helping UK wildlife

"Alien" species - also known as "non-natives" - are plants and animals living in an area that they are not normally found in, having either been deliberately or accidentally introduced by man.

News Headlines
#94230
2013-06-13

Spread of toxic invasive plant alarms U.S. forest authorities

Named after the Roman hero Hercules, Heracleum mantegazzianum captures attention with its impressive foliage: huge, sharply lobed leaves; hollow, hairy, purple-splotched stems, four inches in diameter; and towering umbrella-shaped white flowers that bloom in late spring.

News Headlines
#94207
2013-06-12

Researchers look into the future to weed out problem plants

Researchers from Macquarie University and the University of Canberra have developed an assessment scheme that allows them to look into the future to see which exotic plants might become tomorrow's problematic invaders.

News Headlines
#94096
2013-06-04

100 Years of Weed Control on World Environment Day

Alien invasive plants that strangle out South Africa’s natural flora have been the target of teams of weed controllers for exactly one century this year.

News Headlines
#93776
2013-05-21

Invasive Species: 'Away-Field Advantage' Weaker Than Ecologists Thought

May 17, 2013 — For decades, ecologists have assumed the worst invasive species -- such as brown tree snakes and kudzu -- have an "away-field advantage."

News Headlines
#93746
2013-05-17

'Crazy ants' from South America invading southeastern U.S.

AUSTIN, Texas, May 16 (UPI) -- Invasive "crazy ants" displacing native fire ants across the southeastern United States could have dramatic effects on the region's ecosystem, researchers say

News Headlines
#93748
2013-05-17

Invasive ladybirds wage 'biological war' on natives

German researchers have discovered the biological keys to the success of an invasive species, wreaking havoc across Europe and the US,

News Headlines
#93732
2013-05-16

Frog Once Imported for Pregnancy Testing Brought Deadly Amphibian Disease to U.S.

May 15, 2013 — African frogs, originally imported for early 20th century pregnancy tests, carried a deadly amphibian disease to the U.S., according to a new study published today in the journal PLOS ONE.

News Headlines
#93659
2013-05-14

Mobile phone app to help monitor UK's native ladybirds after foreign invasion

'iRecord Ladybirds' a free mobile phone app is launched today to help monitor the impact of the invasive Harlequin ladybird on the UK's native ladybird species. The app was produced by scientists at the Centre for Ecology & Hydrology working with the Nature Locator team at the University of Bristol.

News Headlines
#93638
2013-05-13

European invader threat to US amphibians

Buckthorn, listed as an invasive species in the US, is understood to release a chemical into the environment that reduces successful hatching

News Headlines
#93537
2013-05-06

Scientists map global routes of ship-borne invasive species

Scientists have developed the first global model that analyses the routes taken by marine invasive species.

News Headlines
#93472
2013-04-30

Himachal uproots invasive weed that threaten forests.

SHIMLA: Himachal Pradesh's forest department is engaged in a massive project to remove lantana, an exotic flowering shrub that threatens the state's biodiversity, and re-greening the hills with fast-growing native flora, foresters said.

News Headlines
#93246
2013-04-15

Giant snails on advance in Florida

South Florida is battling a growing infestation of the giant African land snail.

News Headlines
#93220
2013-04-12

Climate Change Drives Spread of Invasive Plants in Cuba

HAVANA, Apr 11 (IPS) - Botanist Ramona Oviedo has spent decades combing the countryside in Cuba to study and curb the spread of invasive plant species, a serious problem that has been aggravated by climate change.

News Headlines
#93189
2013-04-11

$41 Million Allocated to Mitigate Threat of Foreign Species

As part of efforts to mitigate the threat of invasive alien species in the Caribbean, the Government has allocated some $41 million to the project.

News Headlines
#93123
2013-04-08

A flowering outbreak.

A recent survey of the Himachal Pradesh Forest Department has pointed out that the deadly weed Lantana, called Phool Lakri in local parlance, has affected the mountain bio-diversity in more than 1,800 sq km of forest lands in the State.

News Headlines
#93112
2013-04-05

Study: Asian carp not yet Great Lakes risk

SOUTH BEND, Ind., April 4 (UPI) -- Asian carp DNA is not widespread in the Great Lakes basin, despite fears the invasive species could eventually proliferate in those waters, researchers say.

News Headlines
#93090
2013-04-04

Invasive Crabs Help Cape Cod Marshes

Apr. 3, 2013 — Ecologists are wary of non-native species, but along the shores of Cape Cod where grass-eating crabs have been running amok and destroying the marsh, an invasion of a predatory green crabs has helped turn back the tide in favor of the grass.

News Headlines
#93016
2013-03-28

Hope for Galapagos Wildlife Threatened by Marine Invaders

Mar. 26, 2013 — Increasing tourism and the spread of marine invasive non-native species is threatening the unique plant and marine life around the Galapagos Islands.

News Headlines
#92899
2013-03-26

Curse of invasive plants in countryside

Malta has become inured to the curse of creeping urban development that has destroyed so much of its natural landscapes and environment.

News Headlines
#92787
2013-03-18

New Insights On Invasive Fly Threatening US Fruit Crops

Mar. 15, 2013 — Humans aren't the only species with a sweet tooth. Research from North Carolina State University shows that the invasive spotted-wing vinegar fly (Drosophila suzukii) also prefers sweet, soft fruit -- giving us new insight into a species that has spread across the United States o ...

News Headlines
#92714
2013-03-13

European Invader Outcompetes Canadian Plants Even Outside Its Usual Temperature Range

Mar. 12, 2013 — Dog-strangling vine (Vincetoxicum rossicum) is an exotic plant originating from the Ukraine and southeastern Russia that is becoming increasingly invasive in southern Ontario, Canada

News Headlines
#92631
2013-03-07

Australia's native frogs beat invasive toads

The tadpoles of Australia's native frogs can outcompete invasive toads, scientists say.

News Headlines
#92633
2013-03-07

Assembling the Transcriptome of a Noxious Weed: New Resources for Studying How Plants Invade

Mar. 5, 2013 — In order to build and maintain cells, DNA is copied into ribonucleic acid (RNA) molecules, also called transcripts. Transcripts are often like a recipe for making proteins, and a collection of all the transcripts in a cell is called a transcriptome.

News Headlines
#92586
2013-03-05

Guam snakes to be attacked with poison

HONOLULU, March 5 (UPI) -- The U.S. Department of Agriculture has a plan to get rid of invasive brown tree snakes on Guam -- poisoned mice.

News Headlines
#92456
2013-02-25

IAS lose us ecosystems and biodiversity

When Pliny complained of rabbits destroying the Balearic Island environment, he was even then not alone. The ancient Romans probably spread many more of their favourite foods around Europe, Asia and Africa. Wine, for a start!

News Headlines
#92410
2013-02-21

'Alien' wildlife in Europe wreaks €12bn damage a year, study shows

From tiger mosquitoes to ragweed, more than 10,000 invasive species are putting increasing pressure on the natural world

News Headlines
#92109
2013-02-11

Florida's python hunt draws to close

MIAMI, Feb. 10 (UPI) -- The monthlong Florida Everglades python hunt produced only about 50 of the big snakes but experts say the information they'll provide will be "unbelievable."

News Headlines
#92057
2013-02-07

Invasive mussel poses ecological and economic threat to island community

Mediterranean mussel threatens lobster beds on which Tristan da Cunha depends for 80% of its income

News Headlines
#92019
2013-02-05

Scientist: releasing invasive birds in Turkey to eat ticks will backfire

As Turkey raises and releases thousands of non-native helmeted guineafowl (Numida meleagris) to eat ticks that carry the deadly Crimean-Congo hemorrhagic fever virus, new research suggests guineafowl actually eat few ticks, carry the parasites on their feathers, and further spread the disease.

News Headlines
#91990
2013-02-01

Invasion of Feral Cats Could See the End of a Seabird Endemic to the Mediterranean

Feb. 1, 2013 — The population of Yelkouan Shearwater of the French island of Le Levant is seriously under threat due to the invasion of feral cats, according to a French and Spanish joint study. The archipelago is home to the main colonies of this species.

News Headlines
#91938
2013-01-29

UK bans sale of five invasive non-native aquatic plants

Five species of invasive non-native aquatic plants are to be banned from sale, the UK government has announced.

News Headlines
#91810
2013-01-18

Global Plant Diversity Still Hinges On Local Battles Against Invasives, Study Suggests

Jan. 17, 2013 — In Missouri forests, dense thickets of invasive honeysuckle decrease the light available to other plants, hog the attention of pollinators, and offer nutrient-stingy berries to migrating birds.

News Headlines
#91797
2013-01-17

Native plants said no match for invaders

TORONTO, Jan. 16 (UPI) -- Given enough time, invasive plant species will eliminate native plants growing in the wild, despite recent reports to the contrary, Canadian researchers say.

News Headlines
#91806
2013-01-17

Loch Ken biodiversity 'destroyed' by invasive crayfish

A Scots loch has seen its biodiversity virtually wiped out by an "invasive alien species", according to an MSP.

News Headlines
#91773
2013-01-15

Florida hunters battle pythons for cash prizes

Burmese pythons are out-competing native species in Florida's Everglades National Park. Officials have asked locals to help them hunt the troublesome invader. Hundreds have signed up for the month-long challenge.

News Headlines
#91734
2013-01-10

Epigenetics posited as important for evolutionary success

Two things are thought to be crucial for evolutionary adaptation: genetic diversity and long periods of time, in which advantageous mutations accumulate.

News Headlines
#91719
2013-01-09

Pythons, Lionfish and Now Willow Invade Florida's Waterways

Jan. 8, 2013 — Foreign invaders such as pythons and lionfish are not the only threats to Florida's natural habitat. The native Carolina Willow is also starting to strangle portions of the St. Johns River.

News Headlines
#91720
2013-01-09

Stink Bug: Combating a Top-Ranked Invasive Insect

Jan. 7, 2013 — First detected in the United States a decade ago, the brown marmorated stink bug (BMSB) is now in at least 39 states, is wreaking havoc in homes and gardens, and is a major economic threat to orchard fruits, garden vegetables and row crops.

News Headlines
#91637
2012-12-19

Invasive species said threat to Antarctica

BIRMINGHAM, England, Dec. 18 (UPI) -- An invasive species, a tiny insect, has the potential to drastically alter Antarctic ecosystems isolated for millions of years, British researchers say.

News Headlines
#91643
2012-12-19

Invasive Plant Species May Harm Native Grasslands by Changing Soil Composition

Dec. 18, 2012 — The future landscape of the American Midwest could look a lot like the past -- covered in native grasslands rather than agricultural crops.

News Headlines
#91475
2012-12-06

Invasive Grass Fuels Increased Fire Activity in the West

ScienceDaily (Dec. 5, 2012) — An invasive grass species may be one reason fires are bigger and more frequent in certain regions of the western United States, according to a team of researchers.

News Headlines
#91458
2012-12-05

Fox Invasion Threatens Wave of Extinction in Tasmania

ScienceDaily (Dec. 4, 2012) — The effort to stop the irreversible spread of foxes in Tasmania is at a critical stage with many native species at risk of extinction, new research by University of Canberra ecologists and their collaborators published in the British Ecological Society’s Journal of ...

News Headlines
#91332
2012-11-29

Rat eradication project on South Georgia set to resume

The largest animal eradication project the world has ever seen is set for its next phase.

News Headlines
#91297
2012-11-27

Namibia: Invasive Species a Money-Spinner

Most Namibian farmers regard the Prosopis as an alien invasive plant species. But according to a recent study undertaken by 10 local experts, the revenue potential from harvesting 5 percent of Prosopis pods at the current density was calculated at N$7 million per annum in the Auob Basin and N$1 ...

News Headlines
#91153
2012-11-15

Galapagos Islands park staff begin extermination of 180-million rats

The unique bird and reptile species that make the Galapagos Islands a treasure for scientists and tourists must be preserved, Ecuadorean authorities say – and that means the rats must die, hundreds of millions of them.

News Headlines
#91096
2012-11-08

Asian hornets to invade Paris on way to Britain

Asian hornets are at "the gates of Paris" as the dangerous, bee-killing invaders sweep through France towards Britain, experts have warned.

News Headlines
#90993
2012-10-31

Invasive plant sparks biofuel debate

HOUSTON, Oct. 31 (UPI) -- A plant being eyed as a renewable fuel source has a dark side, choking native plants, clogging rivers and streams and draining wetlands, U.S. scientists say.

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