{"id":1160,"date":"2025-08-27T11:38:56","date_gmt":"2025-08-27T10:38:56","guid":{"rendered":"https:\/\/oisehalatte-tourisme.eu\/\/?page_id=1160"},"modified":"2025-09-23T13:19:15","modified_gmt":"2025-09-23T12:19:15","slug":"les-marais-de-sacy","status":"publish","type":"page","link":"https:\/\/oisehalatte-tourisme.eu\/en\/explorer\/nature\/les-marais-de-sacy\/","title":{"rendered":"The Marais de Sacy"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Toute une histoire<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avec plus de 1 000 hectares de surface, les Marais de Sacy sont la plus vaste zone humide et tourbeuse de l\u2019Oise. Ils sont d\u2019un grand int\u00e9r\u00eat \u00e9cologique et patrimonial en raison des nombreuses esp\u00e8ces animales et v\u00e9g\u00e9tales remarquables qui y vivent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Autrefois occup\u00e9 par un lac, qui s\u2019est envas\u00e9, les Marais de Sacy ont fait l\u2019objet ces derniers si\u00e8cles d\u2019exploitations humaines : cultures agricoles sur les secteurs les moins humides, p\u00e2turages et herbages pour fourrage et liti\u00e8re, exploitation de la tourbe, culture du cresson.<br>Plus r\u00e9cemment, chasse et p\u00eache sont devenues les principales activit\u00e9s ainsi que l\u2019\u00e9levage de bovins et \u00e9quid\u00e9s adapt\u00e9s \u00e0 l\u2019environnement des prairies mar\u00e9cageuses.<br>Ces diverses activit\u00e9s ont fa\u00e7onn\u00e9 le paysage avec notamment de grandes pi\u00e8ces d\u2019eau et des canaux, les plus souvent rectilignes.<br>Mais ce milieu fragile \u00e9tait menac\u00e9 d&rsquo;ass\u00e8chement par le d\u00e9veloppement naturel de la v\u00e9g\u00e9tation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le site est aujourd\u2019hui class\u00e9 Natura 2000 et labellis\u00e9 RAMSAR.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Prenez de la hauteur \u00e0 Saint-Martin-Longueau en empruntant un chemin forestier en direction des marais et acc\u00e9dez librement \u00e0 la tour d\u2019observation (10 m\u00e8tres de haut) qui offre une vue imprenable sur le site.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Diversit\u00e9 faunistique et floristique<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour \u00e9viter l&rsquo;ass\u00e8chement et l\u2019envahissement des plantes ligneuses, des m\u00e9thodes \u00e9cologiques sont utilis\u00e9es, notamment l\u2019introduction de bovins et de chevaux camarguais, de Highlands Cattle et buffles d\u2019eau. En broutant et en pi\u00e9tinant, ils arr\u00eatent le reboisement n\u00e9faste des sols et pr\u00e9servent la biodiversit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">On peut y voir des amphibiens comme les grenouilles vertes et rousses, le crapaud commun, la rainette arboricole, le triton palm\u00e9 mais aussi des oiseaux comme l\u2019embl\u00e9matique grand butor, le blongios nain ou la marouette ponctu\u00e9e.<br>On y remarque aussi des v\u00e9g\u00e9taux exceptionnels comme la gentiane des marais ou les orchid\u00e9es sauvages.<\/p>\n\n\n\n\t<div class=\"mw-image-gallery  mw-image-gallery-d--grid mw-image-gallery-d--grid-col--3 mw-image-gallery__gap-x--spacing-none mw-image-gallery__gap-y--spacing-none mw-image-gallery__align--items-start md-mw-image-gallery__align--items-start sm-mw-image-gallery__align--items-start md-mw-image-gallery-d--grid md-mw-image-gallery__gap-x--spacing-none md-mw-image-gallery__gap-y--spacing-none sm-mw-image-gallery-d--grid sm-mw-image-gallery__gap-x--spacing-none sm-mw-image-gallery__gap-y--spacing-none\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-1.jpg\" class=\"mw-image-gallery__link\">\n\t\t\t\t<figure class=\"mw-image-gallery__container\">\n\t\t\t\t\t<img decoding=\"async\" class=\"mw-image-gallery__thumbnail\" src=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-1.jpg\" srcset=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-1.jpg 600w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-1-200x300.jpg 200w\" sizes=\"(max-width: 600px) 100vw, 600px\" alt=\"\" width=\"600\" height=\"900\"\/>\n\t\t\t\t<\/figure>\n\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3.jpg\" class=\"mw-image-gallery__link\">\n\t\t\t\t<figure class=\"mw-image-gallery__container\">\n\t\t\t\t\t<img decoding=\"async\" class=\"mw-image-gallery__thumbnail\" src=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3.jpg\" srcset=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3.jpg 1750w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3-300x225.jpg 300w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3-1024x768.jpg 1024w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3-768x576.jpg 768w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-3-1536x1152.jpg 1536w\" sizes=\"(max-width: 1750px) 100vw, 1750px\" alt=\"\" width=\"1750\" height=\"1313\"\/>\n\t\t\t\t<\/figure>\n\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2.jpg\" class=\"mw-image-gallery__link\">\n\t\t\t\t<figure class=\"mw-image-gallery__container\">\n\t\t\t\t\t<img decoding=\"async\" class=\"mw-image-gallery__thumbnail\" src=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2.jpg\" srcset=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2.jpg 1700w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2-300x225.jpg 300w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2-1024x768.jpg 1024w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2-768x576.jpg 768w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-2-1536x1152.jpg 1536w\" sizes=\"(max-width: 1700px) 100vw, 1700px\" alt=\"\" width=\"1700\" height=\"1275\"\/>\n\t\t\t\t<\/figure>\n\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4.jpg\" class=\"mw-image-gallery__link\">\n\t\t\t\t<figure class=\"mw-image-gallery__container\">\n\t\t\t\t\t<img decoding=\"async\" class=\"mw-image-gallery__thumbnail\" src=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4.jpg\" srcset=\"https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4.jpg 1750w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4-300x200.jpg 300w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4-1024x683.jpg 1024w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4-768x512.jpg 768w, https:\/\/oisehalatte-tourisme.eu\/app\/uploads\/2025\/09\/marais-sacy-4-1536x1024.jpg 1536w\" sizes=\"(max-width: 1750px) 100vw, 1750px\" alt=\"\" width=\"1750\" height=\"1167\"\/>\n\t\t\t\t<\/figure>\n\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n<script data-autoplay=\"\" data-navigation=\"\" data-pagination=\"\" data-direction-mobile=\"horizontal\" data-spv-mobile=\"1\" data-space-mobile=\"0\" data-loop-mobile=\"\" data-centered-mobile=\"\" data-direction-tablet=\"horizontal\" data-spv-tablet=\"1\" data-space-tablet=\"0\" data-loop-tablet=\"\" data-centered-tablet=\"\" data-direction=\"horizontal\" data-spv=\"1\" data-space=\"0\" data-loop=\"\" data-centered=\"\" data-speed=\"15000\" data-spv-mobile-val=\"1\" data-spv-tablet-val=\"1\" data-spv-val=\"1\" data-reverse-direction=\"\" data-reverse-direction-tablet=\"\" data-reverse-direction-mobile=\"\">\n(function () {\n\tvar s = document.currentScript;\n\tvar mwImageGallery = s.previousElementSibling;\n\tif (!mwImageGallery) { return; }\n\tif (!mwImageGallery.classList.contains(\"mw-image-gallery-d--slider\")) { return; }\n\n\tvar isAutoplay    = Boolean(Number(s.dataset.autoplay));\n\tvar hasNavigation = Boolean(Number(s.dataset.navigation));\n\tvar hasPagination = Boolean(Number(s.dataset.pagination));\n\tvar reverseDirection = Boolean(Number(s.dataset.reverseDirection));\n\n\tvar options = {\n\t\tdirection:      s.dataset.directionMobile,\n\t\tslidesPerView:  Number(s.dataset.spvMobile),\n\t\tspaceBetween:   Number(s.dataset.spaceMobile),\n\t\tloop:           Boolean(Number(s.dataset.loopMobile)),\n\t\tcenteredSlides: Boolean(Number(s.dataset.centeredMobile)),\n\t\treverseDirection: Boolean(Number(s.dataset.reverseDirectionMobile)),\n\t\tbreakpoints: {\n\t\t\t745: {\n\t\t\t\tdirection:      s.dataset.directionTablet,\n\t\t\t\tslidesPerView:  Number(s.dataset.spvTablet),\n\t\t\t\tspaceBetween:   Number(s.dataset.spaceTablet),\n\t\t\t\tloop:           Boolean(Number(s.dataset.loopTablet)),\n\t\t\t\tcenteredSlides: Boolean(Number(s.dataset.centeredTablet)),\n\t\t\t\treverseDirection: Boolean(Number(s.dataset.reverseDirectionTablet)),\n\t\t\t},\n\t\t\t1280: {\n\t\t\t\tdirection:      s.dataset.direction,\n\t\t\t\tslidesPerView:  Number(s.dataset.spv),\n\t\t\t\tspaceBetween:   Number(s.dataset.space),\n\t\t\t\tloop:           Boolean(Number(s.dataset.loop)),\n\t\t\t\tcenteredSlides: Boolean(Number(s.dataset.centered)),\n\t\t\t\treverseDirection: Boolean(Number(s.dataset.reverseDirection)),\n\t\t\t}\n\t\t}\n\t};\n\n\tif (hasNavigation) {\n\t\toptions.navigation = {\n\t\t\tnextEl: mwImageGallery.querySelector(\".mw-image-gallery__next\"),\n\t\t\tprevEl: mwImageGallery.querySelector(\".mw-image-gallery__prev\")\n\t\t};\n\t}\n\n\tif (hasPagination) {\n\t\toptions.pagination = {\n\t\t\tel:        mwImageGallery.querySelector(\".mw-image-gallery__pagination\"),\n\t\t\tclickable: true\n\t\t};\n\t}\n\n\tif (isAutoplay) {\n\t\tvar wrapper        = mwImageGallery.querySelector(\".swiper-wrapper\");\n\t\tvar originalSlides = Array.from(wrapper.querySelectorAll(\".swiper-slide\"));\n\t\tvar duplications   = 3;\n\n\t\tfor (var i = 0; i < duplications; i++) {\n\t\t\tfor (var j = originalSlides.length - 1; j >= 0; j--) {\n\t\t\t\twrapper.insertBefore(originalSlides[j].cloneNode(true), wrapper.firstChild);\n\t\t\t}\n\t\t}\n\t\tfor (var k = 0; k < duplications; k++) {\n\t\t\toriginalSlides.forEach(function (slide) { wrapper.appendChild(slide.cloneNode(true)); });\n\t\t}\n\t\toriginalSlides.forEach(function (slide) { slide.classList.add(\"mw-image-gallery__slide--original\"); });\n\n\t\tvar gallerySwiper = new Swiper(mwImageGallery, options);\n\t\tgallerySwiper.allowTouchMove = false;\n\n\t\tvar windowWidth = window.innerWidth;\n\t\tvar nbSlides;\n\t\tif (windowWidth < 745) {\n\t\t\tnbSlides = Number(s.dataset.spvMobileVal);\n\t\t} else if (windowWidth < 1280) {\n\t\t\tnbSlides = Number(s.dataset.spvTabletVal);\n\t\t} else {\n\t\t\tnbSlides = Number(s.dataset.spvVal);\n\t\t}\n\n\t\treverseDirection = windowWidth < 745\n\t\t\t? Boolean(Number(s.dataset.reverseDirectionMobile))\n\t\t\t: windowWidth < 1280\n\t\t\t\t? Boolean(Number(s.dataset.reverseDirectionTablet))\n\t\t\t\t: Boolean(Number(s.dataset.reverseDirection));\n\n\t\tvar firstSlide   = wrapper.querySelector(\".swiper-slide\");\n\t\tvar slideWidth   = firstSlide ? firstSlide.offsetWidth : mwImageGallery.offsetWidth \/ nbSlides;\n\t\tvar gap          = Number(s.dataset.space);\n\t\tvar slideStep    = slideWidth + gap;\n\t\tvar singleSetWidth = slideStep * originalSlides.length;\n\t\tvar speed        = Number(s.dataset.speed) * 0.001;\n\t\tvar startPos     = -singleSetWidth * duplications;\n\n\t\tvar animName = \"mwScroll\" + Math.random().toString(36).substr(2, 9);\n\t\tvar styleEl  = document.createElement(\"style\");\n\t\tvar animTo = reverseDirection\n\t\t\t? startPos + singleSetWidth\n\t\t\t: startPos - singleSetWidth;\n\t\tstyleEl.textContent = \"@keyframes \" + animName + \" {\"\n\t\t\t+ \"0%{transform:translate3d(\" + startPos + \"px,0,0)}\"\n\t\t\t+ \"100%{transform:translate3d(\" + animTo + \"px,0,0)}\"\n\t\t\t+ \"}\";\n\t\tdocument.head.appendChild(styleEl);\n\t\twrapper.style.animation = animName + \" \" + speed + \"s linear infinite\";\n\t\twrapper.style.animationPlayState = \"running\";\n\n\t\tvar isPaused = false;\n\t\tvar playBtn  = mwImageGallery.querySelector(\".mw-image-gallery__action-btn--play\");\n\t\tvar pauseBtn = mwImageGallery.querySelector(\".mw-image-gallery__action-btn--pause\");\n\n\t\tif (playBtn) {\n\t\t\tplayBtn.addEventListener(\"click\", function () {\n\t\t\t\tisPaused = false;\n\t\t\t\twrapper.style.animationPlayState = \"running\";\n\t\t\t\tplayBtn.classList.add(\"active\");\n\t\t\t\tplayBtn.setAttribute(\"aria-pressed\", \"true\");\n\t\t\t\tif (pauseBtn) {\n\t\t\t\t\tpauseBtn.classList.remove(\"active\");\n\t\t\t\t\tpauseBtn.setAttribute(\"aria-pressed\", \"false\");\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\t\tif (pauseBtn) {\n\t\t\tpauseBtn.addEventListener(\"click\", function () {\n\t\t\t\tisPaused = true;\n\t\t\t\twrapper.style.animationPlayState = \"paused\";\n\t\t\t\tpauseBtn.classList.add(\"active\");\n\t\t\t\tpauseBtn.setAttribute(\"aria-pressed\", \"true\");\n\t\t\t\tif (playBtn) {\n\t\t\t\t\tplayBtn.classList.remove(\"active\");\n\t\t\t\t\tplayBtn.setAttribute(\"aria-pressed\", \"false\");\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\tvar actionContainer = mwImageGallery.querySelector(\".mw-image-gallery__action-container\");\n\n\t\tmwImageGallery.addEventListener(\"mouseenter\", function () {\n\t\t\tif (!isPaused) { wrapper.style.animationPlayState = \"paused\"; }\n\t\t});\n\t\tmwImageGallery.addEventListener(\"mouseleave\", function () {\n\t\t\tif (!isPaused) { wrapper.style.animationPlayState = \"running\"; }\n\t\t});\n\n\t\tif (actionContainer) {\n\t\t\tactionContainer.addEventListener(\"mouseenter\", function () {\n\t\t\t\tif (!isPaused) { wrapper.style.animationPlayState = \"running\"; }\n\t\t\t});\n\t\t\tactionContainer.addEventListener(\"mouseleave\", function () {\n\t\t\t\tif (!isPaused) { wrapper.style.animationPlayState = \"paused\"; }\n\t\t\t});\n\t\t}\n\n\t} else {\n\t\tnew Swiper(mwImageGallery, options);\n\t}\n}());\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Toute une histoire Avec plus de 1 000 hectares de surface, les Marais de Sacy sont la plus vaste zone humide et tourbeuse de l\u2019Oise. Ils sont d\u2019un grand int\u00e9r\u00eat \u00e9cologique et patrimonial en raison des nombreuses esp\u00e8ces animales et v\u00e9g\u00e9tales remarquables qui y vivent. Autrefois occup\u00e9 par un lac, qui s\u2019est envas\u00e9, les Marais [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1427,"parent":30,"menu_order":13,"comment_status":"closed","ping_status":"closed","template":"wp-custom-template-page-pleine-largeur","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false,"footnotes":""},"class_list":["post-1160","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/pages\/1160","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/comments?post=1160"}],"version-history":[{"count":17,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/pages\/1160\/revisions"}],"predecessor-version":[{"id":1464,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/pages\/1160\/revisions\/1464"}],"up":[{"embeddable":true,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/pages\/30"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/media\/1427"}],"wp:attachment":[{"href":"https:\/\/oisehalatte-tourisme.eu\/en\/wp-json\/wp\/v2\/media?parent=1160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}