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  • Invasive Alien Species (223)

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News Headlines
#105062
2015-09-01

Sweet smelling water hyacinth is trouble

International travel and trade provide ample opportunity for plants to find their way into non-native soils. But some are quick to take root and influence both the economy and the environment.

News Headlines
#105000
2015-08-27

Invasive caterpillar 'could spread in UK'

An invasive caterpillar that feeds on hedges is starting to spread from its established base in London across the UK, experts warn.

News Headlines
#104982
2015-08-25

The True Story of Kudzu, the Vine That Never Truly Ate the South Read more: http://www.smithsonianmag.com/science-nature/true-story-kudzu-vine-ate-south-180956325/#QjtV3pok54AHF0YD.99

As a young naturalist growing up in the Deep South, I feared kudzu. I’d walk an extra mile to avoid patches of it and the writhing knots of snakes that everyone said were breeding within.

News Headlines
#104983
2015-08-25

Brown widow spider reported for the first time in Tahiti

Tahiti is a popular tourist destination, but one unwanted visitor has decided to make its home there: the brown widow spider (Latrodectus geometricus). A paper published in the Journal of Medical Entomology has reported the discovery of the spider for the first time on Tahiti and also on four of ...

News Headlines
#104973
2015-08-24

A call to report floral intruders before they dominate landscape

PUNE: The bright flowers of Lantana camara was the foremost reason for the introduction of this South American novelty to India in 1809 at the botanical gardens in Kolkata.

News Headlines
#104944
2015-08-20

'Alien' plants spreading across the world causing billions in damage, says study

Many of the world’s plants are turning “alien”, spread by people into new areas where they choke out native vegetation in a worsening trend that causes billions of dollars in damage, scientists said on Wednesday.

News Headlines
#104863
2015-08-13

Irrigation risks spreading invasive pests across Afric

The use of irrigation across Sub-Saharan Africa creates conditions that attract devastating foreign plant pests, such as the tomato leaf miner, a Kenyan study has found.

News Headlines
#104826
2015-08-11

Non-native marine species' spread, impact explained by time since introduction

The time since the introduction of a non-native marine species best explains its global range, according to new research by an international team of scientists. The study also contains a warning: The vast majority of marine invaders have not yet finished spreading.

News Headlines
#104814
2015-08-10

Suez canal scheme ‘threatens ecosystem and human activity in Mediterranean’

The continuing expansion of the Suez canal risks causing serious harm to marine lifeforms and economic activity in the Mediterranean sea, scientists are warning.

News Headlines
#104666
2015-07-27

People warned about the dangers of invasive plants

People across the East are being warned not to attempt clearing giant hogweed and other non-native invasive plants without seeking professional advice first.

News Headlines
#104632
2015-07-23

Environment to tighten the noose on invasive species

Santo Domingo.- The Environment Ministry on Tuesday said the Program to Control and Monitor Invasive Alien Species has been strengthened , and aims to remove chickens, the Palo Verde Iguana, donkeys and cats which compete, displace or destroy native varieties in the country’s protected areas.

News Headlines
#104522
2015-07-09

One man's quest to save the most colossal fishes on earth

Zeb Hogan was already familiar with the legendary Mekong giant catfish. After all, he’d been studying the beasts, which grow to hundreds and hundreds of pounds, for years. But when a colleague in Thailand phoned him up in 2005 to say that fishermen had hauled a 646-pounder ashore, it seemed…unpr ...

News Headlines
#104493
2015-07-07

Invasion of Poisonous Asian toad in Madagascar is a greater threat to biodiversity than previously thought

Invasive species are among the greatest threats to the world’s biodiversity, and amphibians rank among the most devastating vertebrate invaders. That’s why the discovery of the Asian toad (Duttaphrynus melanostictus) in Madagascar’s second largest city and main port of Toamasina in March 2014 so ...

News Headlines
#104424
2015-06-29

After two decades, Indonesia publishes plan for tackling invasive species

Twenty years after ratifying a legally binding UN convention which obligates parties to deal with invasive alien species, considered to be main direct drivers of biodiversity loss across the globe, Indonesia has drawn up a national strategic plan on the matter.

News Headlines
#104379
2015-06-23

Highly invasive New Guinea flatworm found on mainland US for first time poses major threat

A highly invasive species of flatworm has been identified in mainland US for the first time, posing a significant threat to the country - and the Americas - as a whole, scientists have warned.

News Headlines
#104363
2015-06-22

Climate change brings new insect arrivals to Finland

New insect species typically arrive in Finland via Russia’s Karelian Isthmus. Entomologists say that the number of species in the country has expanded rapidly in recent years.

News Headlines
#104340
2015-06-18

Scientists call for gap between genomics and invasion biology to be bridged

Scientists at the University of Southampton think that Next-Generation Sequencing (NGS) of invasive organisms holds the key to furthering our understanding of ecological and evolutionary processes.

News Headlines
#104290
2015-06-16

Are invasive species good for giant tortoises? Ask the dung.

Invasive species usually spell trouble for isolated ecosystems but in the Galapagos, an archipelago of islands off the coast of Ecuador that Charles Darwin credited with inspiring his theory of evolution, giant tortoises are in love with non-native fruit and grass species that appear to be keepi ...

News Headlines
#104268
2015-06-12

Exotic weeds a threat to ecology

For four years, the Forest Department has been removing the exotic weeds and invasive species proliferating in the forests of The Nilgiris biosphere, but lack of manpower and financial resources is pegging back the effort.

News Headlines
#104223
2015-06-09

Costa Rica is officially going after the lionfish

The Southern Caribbean Artisanal Fishermen’s Association on Monday presented officials from the Agriculture and Livestock Ministry a plan to reduce the population of lionfish (Pterois), an invasive species that threatens Costa Rica’s fish and shellfish populations.

News Headlines
#104197
2015-06-08

Invasive climbing perch is nearing the Australian mainland

The climbing perch can hibernate for up to six months in the mud of a dried up creek bed.

News Headlines
#104012
2015-05-25

North American ragweed to bring autumn allergy misery to Europe

European allergy sufferers resigned to the perennial springtime blitz on their noses may need to keep their tissues handy later in the year too. An invasive plant from North America that releases copious amounts of allergenic pollen in the autumn looks set to massively expand its range in Europe.

News Headlines
#103910
2015-05-20

Harlequin ladybirds declared UK's fastest invading species

World’s most invasive ladybird is consolidating its presence in the country and is responsible for the decline of seven native species, scientists say

News Headlines
#103879
2015-05-18

Sap-sucking insects may combat Kenyan cactus plague

An insect that sucks the sap out of cactus plants has been trialled in East Africa to contain the spread of an invasive cactus species that threatens local grazing areas.

News Headlines
#103844
2015-05-15

Fears grow that invasive bird species may cause havoc here

SINGAPORE: Recent sightings of a destructive non-native bird species have alarmed some bird enthusiasts here, who have urged a relook of import policies for invasive species.

News Headlines
#103796
2015-05-12

Scientists identify Japan’s water fleas as alien species

Daphnia pulex, a species of the common water flea long thought to be native to Japan, has been found to be a foreign invasive species that arrived here as long as 3,000 years ago, according to a report published in a U.S. science journal by a research team from Tohoku University.

News Headlines
#103784
2015-05-11

Seychelles: Making Space for Seychelles Endemic Flora - Massive Number of Introduced and Invasive Plants Being Removed

Port Glaud — The incredible greenery of the Seychelles archipelago strikes many first time visitors to the Indian Ocean islands.

News Headlines
#103752
2015-05-07

Invasive ants are extreme excavators

Researchers in the US have revealed a secret of the success of invasive fire ants - they can excavate any type of soil.

News Headlines
#103643
2015-04-28

Invasive lionfish discovered in Brazil

Lionfish have overwhelmed ecosystems in the Gulf of Mexico and the Caribbean over the past three decades, eating or out-competing native species in what has been called the worst marine invasion ever. Now the fish seem to have extended their range to South America.

News Headlines
#103608
2015-04-24

Washington State Turns to Neurotoxins to Save Its Oysters

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

News Headlines
#103512
2015-04-17

Feral cats prove a devil of a problem in Tasmania

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.

News Headlines
#103370
2015-04-07

Endangered Galapagos Tortoises Thrive on Invasive Plants

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

News Headlines
#103351
2015-04-02

Dumped aquarium fish decimating native species, hurting habitats

Unloved pet fish are flooding Australian waterways, introducing diseases and bullying native fish.

News Headlines
#103281
2015-03-25

Hybrid termite threatens Florida

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 ...

News Headlines
#103258
2015-03-24

Non-native plants pose 'no threat' to UK flora

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.

News Headlines
#103244
2015-03-23

Burmese pythons are dominating the Everglades

Biologists say that as the snakes proliferate and continue to prey on unsuspecting animals, ecological balance in the Everglades will suffer.

News Headlines
#103250
2015-03-23

Cutting-edge tool helps predict impact of invasive species

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.

News Headlines
#103156
2015-03-16

Invasive species use landmarking to find love in a hopeless place

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.

News Headlines
#103019
2015-03-04

Delivering Unwelcome Species to the Mediterranean

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.

News Headlines
#102953
2015-02-26

Parasite colonizing Florida snails could pose health risk

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.

News Headlines
#102811
2015-02-16

Missouri researchers want to put more carp on the dinner table

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.

News Headlines
#102744
2015-02-12

Researchers imagine killer shrimp invasion of Great Lakes

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 ...

News Headlines
#102703
2015-02-10

Killer Shrimp Could Invade the Great Lakes

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.

News Headlines
#102692
2015-02-09

Amazon fear over mussels:Invasive species claiming territories in five countries at alarming speeds

The world’s mightiest waterway, the Amazon River, could be under threat from the most diminutive of foes − a tiny mussel invading from China.

News Headlines
#102693
2015-02-09

Eradication success – Seychelles wins war against invasive red-whiskered bulbul.

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.

News Headlines
#102628
2015-02-05

Brazil scientists fear invading golden mussel's threat to Amazon River'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.

News Headlines
#102612
2015-02-04

Australian study says fences could halt cane toad menace

Special fences built around dams in arid parts of Australia could help eradicate the menace of cane toads, according to new research.

News Headlines
#102582
2015-02-02

Invasive species in the Great Lakes by 2063

The vulnerability of the basin to future invaders has been demonstrated by a new study that calls for regulations to mitigate this threat.

News Headlines
#102361
2015-01-09

'Major consequences' if olive disease spreads across EU

A virulent pathogen that starves olive trees poses a serious threat to EU olive production, experts have warned.

News Headlines
#102057
2014-11-28

Suez canal scheme ‘threatens ecosystem and human activity in Mediterranean

Scientists say new channel will herald arrival of more invasive species, with potentially harmful impact on region as a whole

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