{"id":13957,"date":"2019-11-21T00:29:24","date_gmt":"2019-11-21T08:29:24","guid":{"rendered":"https:\/\/massive.rupertport.com\/shorezone-et-protection-de-lhabitat-du-littoral\/"},"modified":"2025-11-14T11:47:23","modified_gmt":"2025-11-14T19:47:23","slug":"shorezone-et-protection-de-lhabitat-du-littoral","status":"publish","type":"page","link":"https:\/\/www.rupertport.com\/fr\/shorezone-et-protection-de-lhabitat-du-littoral\/","title":{"rendered":"Shorezone et protection de l&rsquo;habitat du littoral"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Qu&rsquo;est-ce que l&rsquo;habitat littoral et pourquoi est-il important ?<\/h2>\n\n\n\n<p>Les \u00e9cosyst\u00e8mes littoraux sont des zones uniques influenc\u00e9es fortement par le r\u00e9gime des mar\u00e9es, les estuaires et les zones humides avoisinants, ainsi que les activit\u00e9s humaines. Les rives sont d\u00e9finies en tant que zone g\u00e9n\u00e9rale qui borde un plan d\u2019eau, mais sp\u00e9cifiquement, la zone c\u00f4ti\u00e8re c\u2019est le domaine entre mar\u00e9e haute et mar\u00e9e basse. Les habitats c\u00f4tiers peuvent \u00eatre un m\u00e9lange de substrats et soutiennent une diversit\u00e9 de vie incluant plusieurs esp\u00e8ces d\u2019invert\u00e9br\u00e9s, y compris des crabes, des escargots, des patelles, des moules, des chitons et \u00e9toiles de mer, ainsi que plusieurs esp\u00e8ces d\u2019algues, y compris de rockweed, de mastocarpus papillatus, d\u2019ulve, et de laminaire sucr\u00e9e. Les habitats c\u00f4tiers abritent aux plusieurs esp\u00e8ces qui sont essentielles \u00e0 la sant\u00e9 d\u2019\u00e9cosyst\u00e8me marin. Des filtrantes tels que de moules et d\u2019anatifes aident \u00e0 maintenir de qualit\u00e9 de l\u2019eau saine et des organismes tels que des crabes mangent de mat\u00e9riaux morts et contribuent \u00e0 maintenir un habitat sain et propre. Ces \u00e9cosyst\u00e8mes sensitifs peuvent \u00eatre affect\u00e9s n\u00e9gativement par des processus naturels et d\u2019activit\u00e9 humaine. De surveillance r\u00e9guli\u00e8re de ces environnements sont requises pour comprendre la sant\u00e9 d\u2019\u00e9cosyst\u00e8me en cours et de mesurer n\u2019importe changements qui verront possiblement \u00e0 l\u2019avenir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Comment les \u00e9cosyst\u00e8mes du littoral sont-ils surveill\u00e9s ?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Enqu\u00eates sur la biodiversit\u00e9 c\u00f4tier.<\/strong><\/h3>\n\n\n\n<p>Les organismes littoraux sont naturellement r\u00e9siliant aux fluctuations environnementales, en tant qu\u2019ils sont constamment expos\u00e9s \u00e0 l\u2019action des vagues et les changements extr\u00eames en temp\u00e9rature, humidit\u00e9 et salinit\u00e9. Malgr\u00e9 cela, les organismes littoraux et leurs habitats sont encore sensitifs aux changements importants dans leurs environnements, particuli\u00e8rement les effets de l\u2019activit\u00e9 humaine, y compris la destruction, la pollution, et diminution de qualit\u00e9 de l\u2019eau. Pour compiler des donn\u00e9es de r\u00e9f\u00e9rence sur les \u00e9cosyst\u00e8mes littoraux, l\u2019APPR a effectu\u00e9 des enqu\u00eates de biodiversit\u00e9 c\u00f4tiers annuellement dans une vari\u00e9t\u00e9 d\u2019endroits dans la r\u00e9gion depuis 2017, en utilisant la m\u00e9thode de transect-quadrat. Ces enqu\u00eates s\u2019impliquent l\u2019enregistrement des esp\u00e8ces pr\u00e9sentes et le nombre ou pourcentage de couverture parmi une zone trac\u00e9e dans plusieurs endroits littoraux sur les \u00eeles Kaien et Ridley. La richesse des esp\u00e8ces, l\u2019abondance et la diversit\u00e9 sont ensuite calcul\u00e9es et compar\u00e9es parmi les endroits et au fils du temps.<\/p>\n\n\n\n<p>Les donn\u00e9es de r\u00e9f\u00e9rence sont utilis\u00e9es pour comprendre la condition d\u2019\u00e9cosyst\u00e8me en cours et la productivit\u00e9 relative de chaque zone, et peuvent \u00eatre utilis\u00e9es pour d\u00e9terminer n\u2019importe quels effets de d\u00e9veloppement \u00e0 l\u2019avenir ou d\u2019autres activit\u00e9s qui peuvent influencer la sant\u00e9 de ses \u00e9cosyst\u00e8mes importants.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey-1024x768.jpg\" alt=\"\" class=\"wp-image-25269\" srcset=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey-1024x768.jpg 1024w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey-300x225.jpg 300w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey-768x576.jpg 768w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey-1536x1152.jpg 1536w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/prpa-intertidal-biodiversity-survey.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Le programme de Trois Amigos<\/strong><\/h2>\n\n\n\n<p>Le programme de Trois Amigos a \u00e9t\u00e9 \u00e9tabli en 2017 et utilise une m\u00e9thode simple de documentation des photos pour surveiller et d\u00e9crire les changements \u00e9cologiques dans des zones c\u00f4tiers rocheuses au fils du temps. Ce programme de surveillance se concentre sur l\u2019analyse des zones sp\u00e9cifiques littorales (normalement un rocher particulier) pour la pr\u00e9sence de rockweed, d\u2019anatifes, et de moules (le trois amigos) et leurs changements dans leur croissance et l\u2019abondance au fil du temps. Des photos de chaque domaine de surveillance sont immortalis\u00e9s souvent et sont compar\u00e9s en regardant les diff\u00e9rences saisonni\u00e8res et annuelles dans la composition des esp\u00e8ces. La collection de donn\u00e9es aide \u00e0 mieux comprendre la condition des communaut\u00e9s littorales rocheuses et la variation naturelle de pr\u00e9sence et d\u2019abondance des \u2018trois amigos\u2019 au fil du temps. Par ailleurs, ce programme de surveillance aidera l\u2019\u00e9valuation des effets \u00e0 cause des perturbations, y compris de d\u00e9veloppement ou des d\u00e9versements de p\u00e9trole.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"204\" src=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example-1024x204.jpg\" alt=\"\" class=\"wp-image-25264\" srcset=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example-1024x204.jpg 1024w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example-300x60.jpg 300w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example-768x153.jpg 768w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example-1536x306.jpg 1536w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/Three-Amigos-example.jpg 1710w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Le succ\u00e8s de compensation d\u2019habitat \u2013 les r\u00e9cifs artificiels dans Porpoise Harbour<\/strong><\/h2>\n\n\n\n<p>En 2014, 40 r\u00e9cifs artificiels en forme d\u2019halt\u00e8res ont \u00e9t\u00e9 construits dans le port de Porpoise en tant que compensation de perte d\u2019habitat \u00e0 cause de la construction du corridor de Road, Rail et Utility (RRUC) sur l\u2019\u00cele Ridley. C\u2019\u00e9tait obligatoire de surveiller les r\u00e9cifs annuellement pour cinq ans afin d\u2019\u00e9valuer l\u2019\u00e9tablissement et la croissance des organismes marins. L\u2019habitat compensatoire a \u00e9t\u00e9 \u00e9galement n\u00e9cessaire pour r\u00e9pondre au succ\u00e8s des crit\u00e8res apr\u00e8s cinq ans, y compris l\u2019utilisation d\u2019un rassemblement divers de biote maritime qui consiste des esp\u00e8ces de CRA (important culturellement, reposant et originairement) ainsi que l\u2019\u00e9quivalent ou plus de diversit\u00e9 et d\u2019abondance d\u2019organismes marins au lieu des sites de r\u00e9f\u00e9rences environnants. En 2019, cet habitat de compensation a \u00e9t\u00e9 consid\u00e9r\u00e9 un succ\u00e8s par P\u00eaches et Oc\u00e9ans Canada. L\u2019APPR a continu\u00e9 de surveiller les r\u00e9cifs annuellement du 2020 \u00e0 2024 pour recueillir de donn\u00e9es suppl\u00e9mentaires sur les esp\u00e8ces qui existent, ainsi que la s\u00e9dimentation et l\u2019int\u00e9grit\u00e9 structurelle g\u00e9n\u00e9rale des r\u00e9cifs. Une abondance d\u2019esp\u00e8ces peut se trouver maintenant en tant qu\u2019habitant les r\u00e9cifs, y compris des esp\u00e8ces de crabes, des moules, des \u00e9toiles de mer, d\u2019algue, d\u2019une vari\u00e9t\u00e9 de varech, des chitons et des pennatules, ainsi que de crevettes, de s\u00e9baste, de perche de mer et de saumon jeune. De zost\u00e8re a \u00e9t\u00e9 \u00e9galement observ\u00e9 dans plusieurs endroits qui encerclent les r\u00e9cifs, qui \u00e9taient aussi surveill\u00e9s du 2017 \u00e0 2024.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1-1024x768.jpg\" alt=\"\" class=\"wp-image-25285\" srcset=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1-1024x768.jpg 1024w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1-300x225.jpg 300w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1-768x576.jpg 768w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1-1536x1152.jpg 1536w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/habitat-compensation-1.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Comment l\u2019habitat du littoral est-il surveill\u00e9?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">ShoreZone<\/h3>\n\n\n\n<p>L\u2019APPR a travaill\u00e9 avec des partenaires importants pour documenter les habitats riverains existants autour de Prince Rupert, de la p\u00e9ninsule de Tsimshian et de la rivi\u00e8re Skeena \u00e0 l\u2019aide d\u2019images a\u00e9riennes \u00e0 tr\u00e8s haute r\u00e9solution. Les photographies et les vid\u00e9os de centaines de kilom\u00e8tres de littoral ont \u00e9t\u00e9 prises en volant \u00e0 plusieurs centaines de pieds au-dessus du sol, et r\u00e9f\u00e9renc\u00e9es territorialement par un syst\u00e8me de positionnement mondial afin que des informations pr\u00e9cises sur la latitude et la longitude peuvent \u00eatre d\u00e9termin\u00e9es pour n\u2019importe quel endroit de la photo. Enfin, les images sont assembl\u00e9es pour cr\u00e9er une carte de relev\u00e9 c\u00f4tier.<\/p>\n\n\n\n<p>Ce programme sera r\u00e9p\u00e9t\u00e9, selon un cycle d\u00e9pendant de l\u2019ampleur des changements caus\u00e9s par les forces humaines ou naturelles.<\/p>\n\n\n\n<p>De plus, ces informations peuvent \u00e9galement s\u2019av\u00e9rer essentielles pour r\u00e9agir aux catastrophes naturelles et d\u2019origine humaine. Les donn\u00e9es contenues dans ces photos peuvent fournir aux gestionnaires des situations d\u2019urgence et des zones c\u00f4ti\u00e8res les informations n\u00e9cessaires \u00e0 l\u2019\u00e9valuation des dommages, mais aussi pour \u00e9laborer des strat\u00e9gies de r\u00e9cup\u00e9ration, \u00e0 la facilitation des efforts de recherche et de sauvetage, et \u00e0 l\u2019identification des dangers pour la navigation et de d\u00e9versements des mati\u00e8res dangereuses.<\/p>\n\n\n\n<p>L\u2019\u00e9tude d\u2019imagerie de ShoreZone a \u00e9t\u00e9 financ\u00e9e par l\u2019administration portuaire de Prince Rupert, Pacific Northwest LNG, Aurora LNG, la nation Gitxaala, la premi\u00e8re nation Metlakatla, la premi\u00e8re nation Nisga\u2019a, ainsi que par le minist\u00e8re de l\u2019environnement de la Colombie-Britannique.<\/p>\n\n\n\n<p>La cartographie et l&rsquo;imagerie de ShoreZone sont disponibles <a href=\"https:\/\/seachangesociety.maps.arcgis.com\/apps\/webappviewer\/index.html?id=24929807bdfd473783c28a8fde23101e\" target=\"_blank\" rel=\"noreferrer noopener\">ici<\/a>.<\/p>\n\n\n\n<p>L&rsquo;imagerie ShoreZone, quant \u00e0 elle, peut \u00eatre consult\u00e9e <a href=\"https:\/\/www.flickr.com\/photos\/132870913@N05\/\">ici<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map-1024x569.jpg\" alt=\"\" class=\"wp-image-25277\" srcset=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map-1024x569.jpg 1024w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map-300x167.jpg 300w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map-768x427.jpg 768w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map-1536x854.jpg 1536w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/shorezone-map.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k-1024x683.jpg\" alt=\"\" class=\"wp-image-25281\" srcset=\"https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k-1024x683.jpg 1024w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k-300x200.jpg 300w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k-768x512.jpg 768w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k-1536x1024.jpg 1536w, https:\/\/www.rupertport.com\/wp-content\/uploads\/2025\/10\/54890249902_813c2cb04b_k.jpg 2047w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Qu&rsquo;est-ce que l&rsquo;habitat littoral et pourquoi est-il important ? Les \u00e9cosyst\u00e8mes littoraux sont des zones uniques influenc\u00e9es fortement par le r\u00e9gime des mar\u00e9es, les estuaires et les zones humides avoisinants, ainsi que les activit\u00e9s humaines. Les rives sont d\u00e9finies en tant que zone g\u00e9n\u00e9rale qui borde un plan d\u2019eau, mais sp\u00e9cifiquement, la zone c\u00f4ti\u00e8re c\u2019est [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":25281,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-13957","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ShoreZone Protection de l&#039;habitat littoral | %.<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez nos efforts en mati\u00e8re de protection de l&#039;habitat littoral gr\u00e2ce \u00e0 ShoreZone \u00e0 l&#039;L&#039;Administration portuaire de Prince Rupert.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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