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  • Invasive Alien Species (242)

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News Headlines
#113448
2017-06-22

Alien crayfish found in Chadwick Lakes, research group laments of consequences

The University-based Conservation Biology Research Group has confirmed the presence of the an invasive alien fresh water species, the red swamp crayfish, at Chadwick Lakes, while warning of the implication it has for biodiversity.

News Headlines
#113306
2017-06-15

Emerald ash borer risks infesting trees on Mount Royal, Projet Montréal charges

A green oasis in the city of Montreal is at risk of being ravaged by an invasive species and decimating thousands of trees, the city's official opposition said Wednesday.

News Headlines
#113285
2017-06-14

Biodiversity and Human Health Benefit from Invasive Species Removal

Invasive species removal could reduce, and in some cases potentially eliminate diseases affecting human communities on islands.

News Headlines
#113268
2017-06-13

Hawaii is a hotspot for alien species

Sorry, not those aliens.A new study published in Nature Ecology & Evolution points to the Hawaiian Islands as a global hotspot for "established alien species," or invasive breeds of plants, animals, and insects. So although when we picture the Big Island we may conjure its iconic giant sea turtl ...

News Headlines
#113269
2017-06-13

Invasive plants hurt wildlife, ecosystem

A new research shows that invasive alien plant species introduced as ornamental plants at tourism facilities are spreading rapidly throughout the Serengeti-Mara ecosystem, posing a major threat to plant and animal species. Scientists from the Centre of Agriculture and Bioscience International, C ...

News Headlines
#113270
2017-06-13

Invasive Alien Species on Islands

Invasive alien species are the major threat to islands by most metrics, and two open access papers published this week highlight this threat in different ways. In Nature Ecology and Evolution Wayne Dawson and colleagues identify global hotspots of alien species richness, and find islands and coa ...

News Headlines
#113271
2017-06-13

RESEARCHERS IDENTIFY THE PLACES WITH MOST INVASIVE SPECIES

Researchers from Durham University performed an extensive analysis of invasive species in the world, and identified the top three places where they have established their populations. These hotspots of alien species are the Hawaiian Islands, the North Island in New Zealand, and the Lesser Sunda ...

News Headlines
#113272
2017-06-13

Islands, mainland coastal regions hotspots for invasive alien species: study

Isolated islands and coastal regions of continents are most likely to become hotspots for invasive alien plants and animals, as these areas have major points of entry like ports, a research said.

News Headlines
#113273
2017-06-13

Means of preventing wildebeest migration established

According to new research, scientists found that a number of invasive alien plant species initially introduced as ornamental plants at tourism facilities are now spreading rapidly throughout the Serengeti-Mara ecosystem, posing a major threat to wildlife, including the annual wildebeest and zebr ...

News Headlines
#113275
2017-06-13

Global hotspots for alien invasions revealed

Great Britain is in the top 10% of areas for harbouring alien species, according to a study.Animals that have moved in from afar include the grey squirrel, rose-ringed parakeet and the noble false widow spider.

News Headlines
#113238
2017-06-09

Inside Australia’s War on Invasive Species

The Australian government unleashed a strain of a hemorrhagic disease virus into the wild earlier this year, hoping to curb the growth of the continent’s rabbit population

News Headlines
#113181
2017-06-06

Invasive alien plant control assessed for the Kruger National Park in South Africa

Along with urban and agricultural encroachment and pollution mitigation, managing invasive alien species is a key intervention needed to protect biodiversity. Unfortunately, on a global scale there are not enough funds to meet the requirements for effective conservation everywhere, which means t ...

News Headlines
#112935
2017-05-19

Can We Really Eat Invasive Species into Submission?

LAS PEÑITAS, Bolivia—Before he’d ever seen a paiche, fish trader Eric Salazar had heard the giant Amazonian fish could grow up to 10 feet long, weigh 400 pounds and eat a man whole. The paiche, or Arapaima gigas, is the world’s largest scaled freshwater fish.

News Headlines
#112903
2017-05-17

Trojan fish': Invasive rabbitfish spread invasive species

he mystery of how some invasive species may rapidly invade and spread in the world's oceans without assistance by marine traffic may have been partly solved by a new Mediterranean Sea study. Red Sea rabbitfish invaded the Mediterranean through the Suez Canal in the 20th century. Soon after, more ...

News Headlines
#112845
2017-05-12

Spying on suckers: Volunteers track migrations of native Great Lakes fish

Grreat Lakes fish stories can be downright scary.Pollution dumped by industries and cities make some fish unsafe to eat. Invasive species spread by cargo ships decimate yellow perch, lake trout and other native fish. Warmer water in a changing climate triggers algae blooms that create oxygen-dep ...

News Headlines
#112811
2017-05-10

Researchers find significant increase of invasive seaweed changing sea habitat

Walking along the beaches of New England, it is easy to spot large amounts of a fine red seaweed clogging the coastline, the result of sweeping changes in the marine environment occurring beneath the water. To further investigate, researchers at the University of New Hampshire looked at seaweed ...

News Headlines
#112771
2017-05-08

Invasives and Natives: Peanuts and a proudly South African export

WITH its distinctive brown and yellow flowers and its habit of crowding out the locals along our riverbanks and road verges, the peanut butter cassia is easy to spot.Formally addressed as Senna didymobotrya and a member of the extensive legume or Fabaceae family, its common name comes from the f ...

News Headlines
#112756
2017-05-05

Scientists scan horizon for future invasive species challenges

Shipping and mining in the Arctic. The spread of invasive microbial pathogens around the world. Changing agricultural practices. Use of genomic-modification tools.

News Headlines
#112741
2017-05-04

Scientists suggest the world should brace itself for a new wave of biological invasions

We are all becoming increasingly familiar with the impacts of invasive species. Knotweed from Japan can destroy building foundations, zebra mussels from eastern Europe can clog-up drinking water pipes, and an Asian fungus is causing ash tree die-back in our forests. Now an international team of ...

News Headlines
#112735
2017-05-03

Why invasive plants love climate change

America is under attack by a group of bad actors with deceptively innocent names. Their roles could have been written for a bizarre science-fiction movie.

News Headlines
#112682
2017-04-28

Scientists turn to robots to battle invasive species

WASHINGTON -- A robot zaps and vacuums up venomous lionfish in Bermuda. A helicopter pelts Guam's trees with poison-baited dead mice to fight the voracious brown tree snake. A special boat with giant winglike nets stuns and catches Asian carp in the U.S. Midwest.

News Headlines
#112667
2017-04-27

Red Sea Resort Town Eilat Invaded by Notorious Sea Squirts That Could Harm Coral

Eilat is home to Israel’s one and only coral reef, which is quite the tourism magnet

News Headlines
#112657
2017-04-26

Can we eat our way out of the lionfish invasion?

Yes, say chefs and conservationists. But only if traps or robots can bring in more lionfish from depths divers can't reach.

News Headlines
#112467
2017-04-06

Into the DNA of a coral reef predator

Researchers have sequenced and decoded for the first time the genome of the crown-of-thorns starfish, paving the way for the biocontrol of this invasive predator responsible for the destruction of coral reefs across Indo-Pacific oceans.

News Headlines
#112400
2017-03-31

The ornamental plant that grew to ravage waterbodies

It has done to waterbodies what s eemai k aruvelam (Prosopis juliflora) did to Tamil Nadu’s lands. Ipomea carnea, also known as Neyveli ka atamanakku has clogged every waterbody in the State and proved detrimental to its aquatic ecosystems.

News Headlines
#112188
2017-03-10

Scientist details the indirect effects of an invasive species in guam

The indirect impacts invasive species can have in an ecosystem, new research confirms. This study focused on the brown treesnake, whose introduction to the forests of Guam has led to difficulties for local tree species to reproduce.

News Headlines
#112164
2017-03-07

Invasive snakes threaten forests on Pacific island of Guam

Brown tree snakes, which have wreaked havoc among bird populations on the Pacific island of Guam, may also be damaging the forests.

News Headlines
#112139
2017-03-03

Highlighting forests' vulnerability to invasive species

[KUALA LUMPUR] After habitat destruction, invasive alien species are the second biggest threat to biodiversity worldwide. They have a significant impact on livelihoods and the economy, with losses from the impact on all ecosystems on a global scale estimated at USD$1.4 trillion a year.

News Headlines
#112103
2017-02-28

Invasive, native marsh grasses may provide similar benefits to protected wetlands

An invasive species of marsh grass that spreads, kudzu-like, throughout North American wetlands, may provide similar benefits to protected wetlands as native marsh grasses.

News Headlines
#112076
2017-02-24

African Countries Mobilize to Battle Invasive Caterpillars

The fall armyworm has rapidly spread across the continent and is wreaking destruction on staple crops

News Headlines
#112068
2017-02-23

Red squirrels: 5,000 volunteers sought to save species – and help kill invasive greys

Wildlife Trusts’ biggest-ever recruitment drive will see volunteers monitor populations, educate children – and bludgeon grey squirrels to death

News Headlines
#112048
2017-02-22

Discovery of ‘invasive species gene’ prompts Japanese zoo to cull 57 monkeys

A city in Chiba Prefecture has culled 57 monkeys at a zoo after finding they were cross-breeds of Japanese monkeys and rhesus macaques, which have been designated as an invasive alien species in the country and apparently pose a threat to the natural environment.

News Headlines
#111933
2017-02-15

Invasive species on the rise globally

The number of alien species is increasing globally, and does not show any sign of saturation, finds an international team involving UCL researchers.

News Headlines
#111865
2017-02-08

B.C.'s invasive species warriors tackle turtles, knotweed, climate change and critics

Irish expert offers tools to help weed out destructive invaders from bullfrogs to hogweed

News Headlines
#111844
2017-02-07

Taming ornamental plant invasion in Kenya

In this video, scientists and local people explain the dangers of Opuntia stricta, an invasive cactus weed covering large tracts of land in Kenya’s semi-arid Laikipia County, and efforts in place to tame its spread and adverse impacts.

News Headlines
#111830
2017-02-06

Taming ornamental plant invasion in Kenya

In this video, scientists and local people explain the dangers of Opuntia stricta, an invasive cactus weed covering large tracts of land in Kenya’s semi-arid Laikipia County, and efforts in place to tame its spread and adverse impacts.

News Headlines
#111828
2017-02-03

Fall armyworm 'threatens African farmers' livelihoods'

Scientists are calling for urgent action to halt the spread of a pest that is destroying maize crops and spreading rapidly across Africa.

News Headlines
#111803
2017-02-01

Plants emit different odors when eaten by invasive species

"The plants may not have a nervous system, eyes, ears, or mouths, but they are capable of determining who is attacking them," explained researcher Nicole van Dam

News Headlines
#111780
2017-01-31

Restoring native plants 'boosts pollination'

Removing invasive exotic plants from natural areas can act as a boost for wildlife, a study suggests.

News Headlines
#111775
2017-01-30

44 invading species 'loose' in North Atlantic, study shows

Accidental introductions of non-native species has been of increasing concern since the 1980s when human-mediated transportation, mainly related to ships' ballast water, was recognised as a major route by which species are transported and spread.

News Headlines
#111745
2017-01-26

Invasive sedge protects dunes better than native grass, study finds

An invasive dune plant has an advantage over its native counterpart: the invasive is better at preventing erosion of dunes during big storms, report investigators.

News Headlines
#111722
2017-01-24

Invasive Fern In Florida Threatens To Take Down More Than Just Trees

LeRoy Rodgers spends plenty of time in the Florida Everglades — mainly in airboats. He works for the South Florida Water Management District.

News Headlines
#111723
2017-01-24

Bioinvasion is jeopardizing Mediterranean marine communities

Non-indigenous organisms introduced through the Suez Canal are causing irreversible damage, say researchers

News Headlines
#111676
2017-01-19

Zimbabwe: Armyworm Invasion Spells Disaster

AN invasion by fall armyworm (FAW) into the country's seven farming provinces could devastate an otherwise promising maize crop, more so as it emerged this week that there are no proper chemicals to control the pest.

News Headlines
#111657
2017-01-18

Southern African maize munching pest is South American invader: experts

A maize pest that has devastated crops in southern Africa is a South American species which is harder to detect and eradicate than its African counterpart, agriculture officials and experts said on Tuesday.

News Headlines
#111646
2017-01-17

Invasive Species: Entomology’s Role in a Multisector Mission

The National Invasive Species Council’s Secretariat ended 2016 with a series of accomplishments that will place the federal government’s future work to address invasive species on solid footing.

News Headlines
#111620
2017-01-13

Mapping movements of alien bird species

A global map of alien bird species has been produced for the first time by a team of researchers. It shows that human activities are the main determinants of how many alien bird species live in an area but that alien species are most successful in areas already rich with native bird species.

News Headlines
#111619
2017-01-12

Alien bird risk from pet trade

The trade in caged birds poses a risk to native species if the pets escape into the wild, UK researchers say.

News Headlines
#111565
2017-01-11

Behind New Zealand’s wild plan to purge all pests

The country is gearing up to get rid of rats, possums, stoats and other invasive predators by 2050. Is it a pipe dream?

News Headlines
#111571
2017-01-11

How far do invasive species travel?

As a result of the globalization of trade and transport, in the past decades, tens of thousands of species have spread into regions where they were not originally at home.

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