Anthony Ricciardi @ecoinvasions.bsky.social · 16hwww.theguardian.com/australia-ne...theguardian.com‘We cannot accept foxes as part of our landscape’: the plan to save Australia’s threatened wildlifeDraft national strategy accepts the wily invasive species can’t be eradicated but outlines steps to protect native animals most at risk 000
Reposted by Anthony RicciardiIvan Jaric @ivanjaric.bsky.social · 17hA global survey shows low overall awareness of #invasivespecies and little support for their #management – a new study with a large international team led by @ananovoaperez.bsky.social now out in iScience doi.org/10.1016/j.is... #biologicalinvasions #alienspecies #nonnative #pests #conservation 0106
Reposted by Anthony RicciardiRichard McElreath 🐈⬛ @rmcelreath.bsky.social · 11/10/2026We really need to make Meng's Big Data Paradox central to teaching, don't we? Researchers don't know this stuff bc they have never been exposed to it. But it is fundamental. (Link to paper PDF statistics.fas.harvard.edu/sites/g/file...) 417441
Anthony Ricciardi @ecoinvasions.bsky.social · 10/10/2026Flashback to one of the more surprising discoveries we have made in recent years: redpath-staff.mcgill.ca/ricciardi/Ri... #bioinvasions 060
Anthony Ricciardi @ecoinvasions.bsky.social · 10/10/2026A 2008 documentary about E.O. Wilson. In one scene (~36:00) he revisits the mangrove islands where he & his former student Dan Simberloff conducted their famous field experiment in the 1960s. I love seeing their excitement as they explore their old research site! www.dailymotion.com/video/x3lbwwxdailymotion.comLord of the Ants - video DailymotionAt age 78, E.O. Wilson is still going through his "little savage" phase of boyhood exploration of the natural world. In "Lord of the Ants," NOVA profiles this soft-spoken Southerner and Harvard profes... 064
Anthony Ricciardi @ecoinvasions.bsky.social · 10/10/2026I love Morton's (1978) candid description of Brazilian pepper (a notorious invasive tree in Florida) as having been "frivolously introduced" and whose control is opposed by "misguided plant lovers" & "profit motivated beekeepers". #bioinvasions link.springer.com/article/10.1... 050
Reposted by Anthony RicciardiRoyal Society of Biology @rsb.org.uk · 24/09/2026Don't miss our review of 'Ecological Explosions: The History of Biological Invasions and Invasion Science' by Daniel Simberloff, in the latest issue of The Biologist! The book looks at how the field of invasion science has grown rapidly. Read the full review: biologist.rsb.org.uk/the_expandin...biologist.rsb.org.ukThe expanding science of biological invasionsA review from the RSB of new book, Ecological Explosions 032
Reposted by Anthony RicciardiMBA Library @nmbluk.bsky.social · 09/10/2026Continuing with the cephalopod love it's #NautilusNight To shell-ebrate we have this beautiful illustration of the shell of the chambered nautilus, taken from the 18th Century book on shells by GW Knorr 1239
Reposted by Anthony RicciardiMongabay @mongabay.com · 09/10/2026Contrary to long-held assumptions, a new study reveals that invasive species cause more severe environmental impacts in the Global South than in the Global North. In countries like Myanmar, invasive pests like golden apple snails severely disrupt smallholder farming. Fellow Esther J. reports.mongabay.ccInvasive species have more severe environmental impacts in Global South, study findsThe environmental impacts caused by invasive alien species are more severe in poor countries of Global South than wealthy countries of Global North, a new study finds. The study shatters a… 0158
Anthony Ricciardi @ecoinvasions.bsky.social · 09/10/2026Quote: "Hopefully we have provided conservation managers the evidence they need to track future change and act early as the tortoises face increasing pressures from climate change, drought and invasive species." 032
Anthony Ricciardi @ecoinvasions.bsky.social · 08/10/2026One example after another. www.science.org/content/arti...science.orgExclusive: An AI agent emailed hundreds of researchers for help. It told us whyTo get to the bottom of this perplexing behavior, Science interviewed the agent 001
Anthony Ricciardi @ecoinvasions.bsky.social · 08/10/2026The color/banding variation on Cepaea nemoralis has always intrigued me. It might have no adaptive significance, whereas some people have hypothesized that it aids thermoregulation. This is discussed in a classic paper by Cain & Sheppard (1954) "Natural selection in Cepaea" in the journal Genetics. 100
Anthony Ricciardi @ecoinvasions.bsky.social · 08/10/2026www.youtube.com/watch?v=bluA...youtube.comMangrove Melody (Simberloff and Wilson 1969)YouTube video by Ecomotion Studios 010
Anthony Ricciardi @ecoinvasions.bsky.social · 08/10/2026A nice short documentary video on one of the most famous field studies in ecology: www.nps.gov/media/video/... Below, a rare photo of young Dan Simberloff as a grad student, heading out to some Florida mangrove islands to conduct his famous experiment that tested the Theory of Island Biogeography. 151
Reposted by Anthony RicciardiPaul Ganderton @ecogeog.bsky.social · 07/10/2026Translocation is always going to be problematic for larger species - theconversation.com/rhinos-and-e...theconversation.comRhinos and elephants can cause huge problems if reintroduced badly – here’s how to get it rightLarge animals such as rhino and elephant need to be moved carefully, if they are relocated to a new reserve. 011
Reposted by Anthony RicciardiDezene Huber 🍁 🌻 @dezene.me · 05/10/2026This article is excellent. "As I deconstructed my beliefs, my professors encouraged my journey, allowing me to explore new ideas through reflections and research projects." Score one for public post-secondary eduction. thetyee.ca/Opinion/2026... 🌎thetyee.caI Used to Believe Climate Change Was a Hoax | The TyeeMy experience shows why local politicians need to push back against climate denialism. 13020
Anthony Ricciardi @ecoinvasions.bsky.social · 06/10/2026academic.oup.com/bioscience/a... #bioinvasions #invasivespecies #biosecurity #astrobiologyacademic.oup.comPlanetary Biosecurity: Applying Invasion Science to Prevent Biological Contamination from Space TravelAbstract. As plans for space exploration and commercial use expand rapidly, biosecurity measures and risk assessments that inform them must adapt. Sophisti 020
Anthony Ricciardi @ecoinvasions.bsky.social · 05/10/2026www.smithsonianmag.com/smart-news/t... #planetarybiosecuritysmithsonianmag.comThis Microscopic Fungus Survived NASA's Sterilization Protocols—and Is Potentially Hardy Enough to Contaminate MarsThe microbe was gathered from the agency's clean rooms, where experts build spacecraft in carefully controlled environments. The findings reveal gaps in the agency's procedures to prevent durable hitc... 051
Anthony Ricciardi @ecoinvasions.bsky.social · 05/10/2026"Live trade" in plant & animals (& subsequent release) is a global driver of invasion. Example: Corbicula, one of the world's most invasive molluscs, is sold in pet stores in various countries. The photo below shows them for sale (labelled as "yellow clams") in a Montreal pet store a few yrs ago. 110
Anthony Ricciardi @ecoinvasions.bsky.social · 04/10/2026Quote: "Cities may serve as a training ground for invasive species. Urban areas are hotter, drier, more stressful than surrounding rural landscapes, and invasive species may be adapting to those challenges [which] could then help them spread...as climate change progresses." phys.org/news/2026-10...phys.orgUrban environments may be the ultimate training grounds for invasive speciesAs cities grow and urban sprawl expands, could these changing landscapes be giving invasive species a competitive edge? Scientists at the University of Florida Institute of Food and Agricultural Scien... 172
Anthony Ricciardi @ecoinvasions.bsky.social · 04/10/2026www.cbc.ca/news/canada/...cbc.caA swordfish was found on Haida Gwaii. Will more follow as waters get warmer? | CBC NewsA University of British Columbia researcher says the finding is unusual but no longer unexpected due to warming waters worldwide, including in Canada. 030
Anthony Ricciardi @ecoinvasions.bsky.social · 04/10/2026Invasion rates are not saturating in ecosystems worldwide. Invaders & their impacts are accumulating. Therefore, there is an urgent need for progress toward Target 6 of the Kunming-Montreal Global Biodiversity Framework, which calls for a substantive reduction in global invasion rates by 2030. 🧵3/3 004
Anthony Ricciardi @ecoinvasions.bsky.social · 04/10/2026More invaders in an ecosystem =greater likelihood that one will be disruptive. And invaders can interact synergistically with each other & external stressors. Although they can also be antagonistic, there's no field evidence that high invasion rates promote resistance to further invasion & impact. 110
Anthony Ricciardi @ecoinvasions.bsky.social · 04/10/2026Increasing rates of species invasion threaten ecosystem stability & sustainable management. In this paper, I present the argument that bioinvasion rates are a sustainability issue: redpath-staff.mcgill.ca/ricciardi/Ri... 🧵1/3... 1145
Anthony Ricciardi @ecoinvasions.bsky.social · 03/10/2026Quote: "Biological invasions are not merely about losing species; they are also about the silent rewriting of ecosystems. From the chemistry of the soil to the rhythms of wildfires, their impacts ripple through the environment long after their arrival." theconversation.com/how-biologic...theconversation.comHow biological invasions are silently remodelling ecosystemsInvasive alien species don’t only drive out other native species, they also dramatically transform soils, water and ecosystems. A new assessment tool aims to pinpoint the negative environmental impact... 0167
Anthony Ricciardi @ecoinvasions.bsky.social · 03/10/2026timesofindia.indiatimes.com/world/rest-o...timesofindia.indiatimes.comIn 2004, Little Barrier Island removed invasive Pacific rats; one year later, Cook's petrel breeding success at its hardest-hit sites jumped from 5% to 53%On Little Barrier Island, also known as Hauturu, in New Zealand’s Hauraki Gulf, the removal of an introduced predator produced a striking change in the breeding fortunes of a native seabird. Pacific r... 063
Anthony Ricciardi @ecoinvasions.bsky.social · 03/10/2026www.popsci.com/environment/...popsci.comAdult female pythons cause the most trouble in FloridaHunting them first can help curb the invasive species. 021
Anthony Ricciardi @ecoinvasions.bsky.social · 03/10/2026hsph.harvard.edu/news/invasiv...hsph.harvard.eduInvasive malaria-carrying mosquito widens spread in Africa | Harvard T.H. Chan School of Public HealthAnopheles stephensi, a mosquito species non-native to Africa, is spreading across the continent, complicating malaria-control efforts. How big a threat are these mosquitoes? Harvard Chan School's Flam... 022
Anthony Ricciardi @ecoinvasions.bsky.social · 03/10/2026timesofindia.indiatimes.com/world/us/in-...timesofindia.indiatimes.comIn 1916, the US began releasing Asian lady beetles to control aphids and scale insects; decades later Harmonia axyridis became invasive and was linked to declines of native ladybirdsThe multicoloured Asian lady beetle was introduced to the United States with a clear purpose. Starting as early as 1916, agricultural officials released the insect, scientifically known as Harmonia ax... 110
Reposted by Anthony RicciardiMcGill Bieler School of Environment @mcgillenvironment.bsky.social · 02/10/2026With Open House coming up October 24th, we have created a new video showcasing why studying at the McGill Bieler School of Environment is a great way to begin a meaningful career in almost any domain!youtu.beThe McGill University Bieler School of EnvironmentYouTube video by The Bieler School of Environment McGill University 011
Reposted by Anthony RicciardiIPBES @ipbes.net · 02/10/2026"Invasive species had been a major factor in 60% of recorded global animal and plant extinctions," @theguardian.com reports, citing @ipbes.net #InvasiveAlienSpecies Assessment. How biological invasions are addressed is key for protecting biodiversity. 1239
Anthony Ricciardi @ecoinvasions.bsky.social · 02/10/2026I couldn't be sure from the video, but it's a common species in western trout streams & it's recorded in that particular drainage. Plus, the mussels in the video look like its eastern relative M. margaritifera. Finally, the shell in your photo fits the description: linnet.geog.ubc.ca/efauna/Atlas... 010
Anthony Ricciardi @ecoinvasions.bsky.social · 02/10/2026Most of these mussels are probably western pearlshells (Margaritifera falcata), which use trout as host fish. Western pearlshells can live up to 100 years. So some of the mussels shown here might have been born before the second world war. 181
Anthony Ricciardi @ecoinvasions.bsky.social · 01/10/2026Quote: "As machine intelligence becomes part of science’s epistemic infrastructure, steps must be taken to ensure that researchers who did not build, own, or operate the system can still contest how ideas and evidence became a claim." www.science.org/doi/10.1126/...science.orgKeep AI-augmented science contestableArtificial intelligence (AI) is moving upstream in science. Systems such as AlphaFold have already transformed protein-structure prediction, while newer agentic systems can search literatures, generat... 120
Anthony Ricciardi @ecoinvasions.bsky.social · 01/10/2026Not a compelling argument by itself. Neither Hemimysis or Echinogammarus (2 other Eurasian crustaceans introduced to the Gt Lakes) were ever found in transoceanic ballast tanks, to my knowledge. But Bytho was found as viable resting eggs in domestic ships, suggesting a potential transoceanic vector. 030
Anthony Ricciardi @ecoinvasions.bsky.social · 01/10/2026Another example of why you should avoid using AI to write the text of journal articles. 131
Anthony Ricciardi @ecoinvasions.bsky.social · 30/09/2026www.jcu.edu.au/news/release...jcu.edu.auFreshwater fish face growing extinction threatMany of Australia's unique freshwater fish species are edging closer to extinction, with new research warning that the nation's Wet Tropics is facing an escalating conservation crisis. 022
Anthony Ricciardi @ecoinvasions.bsky.social · 29/09/2026www.independent.co.uk/news/science...independent.co.ukThe invasive species that may run rampant as sea levels riseStudy says estuaries are particularly vulnerable to alien species 132
Anthony Ricciardi @ecoinvasions.bsky.social · 29/09/2026www.dailysabah.com/life/environ...dailysabah.comRising seas may open new ground for invasive species: ScientistsThe sea-level rise driven by climate change could help invasive marine species spread into newly flooded coastal areas, threatening biodiversity and some... 021
Reposted by Anthony RicciardiPlants, People, Planet @plantspeopleplanet.bsky.social · 23/09/2026“Urban-evolved invasive species may be well suited to future climate conditions, providing them an advantage over native species and complicating management efforts,” said Luke Flory, director of the Invasion Science Institute. Read the research: nph.onlinelibrary.wiley.com/doi/10.1002/...blogs.ifas.ufl.eduCities worldwide may be the ultimate training grounds for invasive species - NewsEmail 0 Facebook 0 Twitter 0 Reddit 0 X Linkedin 0 Stumbleupon 0 With city growth and urban sprawl, could these changing landscapes be giving invasive species a competitive edge? Scientists at the… 021
Reposted by Anthony RicciardiNature Ecology & Evolution @natecoevo.nature.com · 29/09/2026Sea-level rise may create a new front for the landward expansion of marine invaders into inundated areas. The authors project that more than two-thirds of inundated land areas would be suitable for 122 non-native animals under future sea-level-rise scenarios 🧪 www.nature.com/articles/s41...nature.comGlobal sea-level rise will create a new biological invasion front - Nature Ecology & EvolutionSea-level rise may create a new front for the landward expansion of marine invaders into inundated areas. The authors explore the probability of this, projecting that more than two-thirds of inundated... 095
Reposted by Anthony RicciardiNeoBiota @neobiota.pensoft.net · 29/09/2026🪲 An inventory of non-native insects in China has been compiled, revealing 241 species that have been primarily introduced from Asia and North America, with their numbers increasing exponentially since 1900. Learn more: doi.org/10.3897/neobiota.109.184222 022
Reposted by Anthony RicciardiMiguel Clavero @chikichanka.bsky.social · 28/09/2026When Elton wrote the statement quoted below, Japanese, European and American eels were extraordinarily abundant species When Elton died (1991) all three had collapsed Everything has gone nothing but worse since then, and other eel species are now following that same extinction path (see post below) 24328
Anthony Ricciardi @ecoinvasions.bsky.social · 28/09/2026Here is an intriguing ecological detective story involving several captivating characters, including invasive predatory fishes (catfish & basses) + an endangered native species, in the context of flow barriers & high turbidity. Some complex community ecology teased apart by Dr. Kontou & colleagues. 081
Anthony Ricciardi @ecoinvasions.bsky.social · 28/09/2026"The argument that a species is in no danger because it is very common, is a complete fallacy; but is very often brought forward...by people who have a financial interest in destroying the animals." - Charles Elton, Animal Ecology (1927) Each of these species was very common 1-2 centuries ago. 02916
Anthony Ricciardi @ecoinvasions.bsky.social · 27/09/2026A story of passion, curiosity and perseverance by a team brought together by "disruptions and despair over the Trump administration’s freezes to federal science funding". Led by a "couch microscopist" and working out of a cheap motel room, the team made a significant discovery. 031
Anthony Ricciardi @ecoinvasions.bsky.social · 26/09/2026OTD in 1962, Silent Spring was published. “Nature has introduced great variety into the landscape, but man has displayed a passion for simplifying it. Thus he undoes the built-in checks and balances by which nature holds the species within bounds.” ― Rachel Carson, Silent Spring 26237
Reposted by Anthony RicciardiVincent J Lynch 🐘🦣🦥 🦇🐋🐢🐍 @devoevomed.bsky.social · 26/09/2026I think a bigger concern with the “dire wolves“ is that Canids are not reproductively isolated — if released these GMO “dire wolves” would interbreed with wild gray wolves, and turn them into dire wolves? And when they mate with red wolves are they now dire ones? www.nwf.org/Home/Magazin...nwf.orgIs Synthetic Biology Worth the Risk?Some say using synthetic biology to change the DNA of plants and animals could help species survive threats. Others say the technology is far too dicey. 292