{"id":69523,"date":"2023-06-19T13:32:33","date_gmt":"2023-06-19T17:32:33","guid":{"rendered":"http:\/\/ville.ddo.qc.ca\/?page_id=69523"},"modified":"2026-11-03T15:00:23","modified_gmt":"2026-11-03T20:00:23","slug":"invasive-alien-species","status":"publish","type":"page","link":"https:\/\/ville.ddo.qc.ca\/en\/live\/environment\/green-line\/invasive-alien-species\/","title":{"rendered":"Invasive alien species"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"69523\" class=\"elementor elementor-69523 elementor-69474\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-dee66fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dee66fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f0e4d79\" data-id=\"f0e4d79\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bd15917 elementor-widget elementor-widget-heading\" data-id=\"bd15917\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is an invasive alien species?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f468bb6 elementor-widget elementor-widget-text-editor\" data-id=\"f468bb6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>An invasive alien species is a <strong>plant, animal, or microorganism introduced outside its natural range<\/strong>, whose establishment or spread may threaten the environment, the economy, or society.<\/p><p>Some of these species reproduce and spread rapidly. In particular, <strong>they can displace native species<\/strong>, alter natural habitats, and disrupt the functioning of ecosystems.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5aec9c5 elementor-widget elementor-widget-heading\" data-id=\"5aec9c5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The consequences<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c722587 elementor-widget elementor-widget-text-editor\" data-id=\"c722587\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Invasive alien species pose<strong> a threat to biodiversity<\/strong>. In a new ecosystem, they can compete with, parasitize, or prey on native species, or even hybridize with them. Their introduction is often difficult, if not impossible, to reverse.<\/p><p><strong>Their impacts also affect the economy and society<\/strong>, particularly through the costs associated with controlling them, damage to agricultural and forestry activities, risks to human health, and restrictions on certain recreational activities.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e40d90a elementor-widget elementor-widget-heading\" data-id=\"e40d90a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Learn more<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a66ef9 elementor-widget elementor-widget-text-editor\" data-id=\"2a66ef9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To view the<strong> list <\/strong>of the most widely recognized invasive alien species (flora and fauna) in Quebec:<\/p><ul><li><a href=\"https:\/\/www.pub.enviroweb.gouv.qc.ca\/scc\/#no-back-button\" target=\"_blank\" rel=\"noopener\">Sentinelle<\/a> (french)<\/li><\/ul><p>To help you <strong>prevent the introduction and spread<\/strong> of invasive alien species:<\/p><ul><li><a href=\"https:\/\/www.environnement.gouv.qc.ca\/biodiversite\/especes-exotiques-envahissantes\/eviter-propagation-eee.pdf\" target=\"_blank\" rel=\"noopener\">Des bons conseils pour \u00e9viter d\u2019introduire et de propager des esp\u00e8ces exotiques envahissantes<\/a> (french)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5fd4fe4 elementor-widget elementor-widget-heading\" data-id=\"5fd4fe4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Some examples of invasive alien species<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39d87f7 elementor-widget elementor-widget-spacer\" data-id=\"39d87f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b42377a elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"b42377a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"954\" height=\"650\" src=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/Asian_lady_beetle-Harmonia-axyridis-2.jpg\" class=\"attachment-large size-large wp-image-134731\" alt=\"\" srcset=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/Asian_lady_beetle-Harmonia-axyridis-2.jpg 954w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/Asian_lady_beetle-Harmonia-axyridis-2-300x204.jpg 300w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/Asian_lady_beetle-Harmonia-axyridis-2-768x523.jpg 768w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/Asian_lady_beetle-Harmonia-axyridis-2-150x102.jpg 150w\" sizes=\"(max-width: 954px) 100vw, 954px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Asian ladybug (Harmonia axyridis)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3be3f1 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"b3be3f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle-1024x683.jpg\" class=\"attachment-large size-large wp-image-134728\" alt=\"\" srcset=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle-1024x683.jpg 1024w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle-300x200.jpg 300w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle-768x512.jpg 768w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle-150x100.jpg 150w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2026\/11\/japanese-beetle.jpg 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Japanese beetle (Popillia japonica)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52cdb69 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"52cdb69\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"650\" height=\"435\" src=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2024\/04\/Nerprun_en_fruit.webp\" class=\"attachment-large size-large wp-image-84064\" alt=\"\" srcset=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2024\/04\/Nerprun_en_fruit.webp 650w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2024\/04\/Nerprun_en_fruit-300x201.jpg 300w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2024\/04\/Nerprun_en_fruit-150x100.jpg 150w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Cathartic Buckthorn (Rhamnus carthartica)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10aa92d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"10aa92d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"471\" src=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2023\/06\/renouee.webp\" class=\"attachment-large size-large wp-image-69506\" alt=\"\" srcset=\"https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2023\/06\/renouee.webp 706w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2023\/06\/renouee-300x200.jpg 300w, https:\/\/ville.ddo.qc.ca\/wp-content\/uploads\/2023\/06\/renouee-150x100.jpg 150w\" sizes=\"(max-width: 706px) 100vw, 706px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Japanese knotweed  (Reynoutria japonica)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f6ee9ff elementor-widget elementor-widget-spacer\" data-id=\"f6ee9ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8ece7c elementor-widget elementor-widget-text-editor\" data-id=\"d8ece7c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>If you think you\u2019ve spotted an invasive alien species or would like <strong>advice on best practices<\/strong> to prevent its spread, please contact the <strong>Green Line<\/strong>. Our eco-technician can provide you with information and guidance on the steps you can take to protect the biodiversity of our territory.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-af7c0b7 elementor-widget elementor-widget-heading\" data-id=\"af7c0b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Information<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fe982a9 elementor-widget elementor-widget-text-editor\" data-id=\"fe982a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Green Line<\/strong><\/p><p><strong>Tel.:<\/strong> 514-684-3114<\/p><p><strong>E-mail :\u00a0<\/strong><a href=\"mailto:LigneVerte@DDO.qc.ca\">LigneVerte@DDO.qc.ca<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>What is an invasive alien species? An invasive alien species is a plant, animal, or microorganism introduced outside its natural range, whose establishment or spread may threaten the environment, the economy, or society. Some of these species reproduce and spread rapidly. In particular, they can displace native species, alter natural habitats, and disrupt the functioning [&hellip;]<\/p>\n","protected":false},"author":18,"featured_media":69519,"parent":17146,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-69523","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ville de Dollard-des-Ormeaux<\/title>\n<meta name=\"description\" content=\"What is an invasive alien species? 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