1<!DOCTYPE html> 2<!--[if lt IE 9]><html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# " class="no-js"><![endif]--> 3<!--[if gt IE 8]><!--> 4<html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# " class="no-js"> 5<!--<![endif]--> 6 <head> 7 <meta charset="utf-8" />
8<script>
vendor: 329 bytes, line 8
8(function(i,s,o,g,r,a,m){i["GoogleAnalyticsObject"]=r;i[r]=i[r]||function(){(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)})(window,document,"script","https://www.google-analytics.com/analytics.js","ga");ga("create", "
8UA-5411606-7
vendor: 28 bytes, line 8
8", {"cookieDomain":"auto"});
8ga("set", "anonymizeIp", true);ga("send", "pageview");</script>
8 9<meta name="title" content="About tides, currents, and water levels" /> 10<link rel="canonical" href="http://tides.gc.ca/en/about-tides-currents-and-water-levels" /> 11<meta name="description" content="Learn about tides and currents in Canada and the history of tidal measurements." /> 12<meta name="Generator" content="Drupal 8 (https://www.drupal.org)" /> 13<meta name="MobileOptimized" content="width" /> 14<meta name="HandheldFriendly" content="true" /> 15<meta name="viewport" content="width=device-width, initial-scale=1.0" /> 16<noscript><link rel="stylesheet" href="D:\var\www\html\internet\sites\drupal-legacy/libraries/wet-boew/css/noscript.min.css" /> 17</noscript><link rel="shortcut icon" href="/themes/custom/dfo/favicon.ico" type="image/vnd.microsoft.icon" /> 18<link rel="alternate" hreflang="en" href="http://tides.gc.ca/en/about-tides-currents-and-water-levels" /> 19<link rel="alternate" hreflang="fr" href="http://tides.gc.ca/fr/propos-des-marees-courants-et-niveaux-deau" /> 20<link rel="revision" href="/en/about-tides-currents-and-water-levels" /> 21 22 23 <!-- Google tag (gtag.js) GA4 for Tides.gc.ca -->
vendor: 72 bytes, lines 23-24
23 24 <script async src="https://www.googletagmanager.com/gtag/js?id=
24G-5DRRYZQXVJ
vendor: 20 bytes, lines 24-25
24"></script> 25
25<script> 26
vendor: 163 bytes, lines 26-29
26window.dataLayer = window.dataLayer || []; 27 function gtag(){dataLayer.push(arguments);} 28 gtag('js', new Date()); 29 gtag('config', '
29G-5DRRYZQXVJ
vendor: 40 bytes, lines 29-30
29' , { 'anonymize_ip': true }); 30
30</script>
30 31 32 <title>About tides, currents, and water levels</title> 33 <link rel="stylesheet" href="/sites/tides/files/css/css__wBfhyL83sORKzo__AgHv4HOGuOoSbIzIaa4clq9PXs.css?tltw6a" media="all" /> 34<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.2/css/all.css" media="all" /> 35<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.2/css/v4-shims.css" media="all" /> 36 37<!--[if gte IE 9]><!--> 38<link rel="stylesheet" href="/sites/tides/files/css/css_sHzhRmWfiJZ2C1AMXGGFTUHH9o3AG_tw0aKpmDI5djA.css?tltw6a" media="all" /> 39<!--<![endif]--> 40 41<!--[if lt IE 9]> 42<link rel="stylesheet" href="/libraries/theme-gcweb/css/ie8-theme.min.css?tltw6a" media="all" /> 43<![endif]--> 44<link rel="stylesheet" href="/sites/tides/files/css/css_N38vl0qLGJfYVokUuHek6_vd9kmh2W0-ENf4ahWP1PM.css?tltw6a" media="all" /> 45<link rel="stylesheet" href="/sites/tides/files/css/css_bOK03KihFOZUBY_h0ePWoyyw_6l99TM3ED2VbChHMQk.css?tltw6a" media="all" /> 46 47 48<!--[if lte IE 8]>
49<script src="/core/assets/vendor/html5shiv/html5shiv.min.js?v=3.7.3"></script>
49 50<![endif]--> 51 52 </head> 53 <body class="path-node page-node-type-page has-glyphicons dfo theme-gcweb"> 54 <nav aria-label="Skip links"> 55 <ul id="wb-tphp"> 56 <li class="wb-slc"> 57 <a class="wb-sl" href="#wb-cont"> 58 Skip to main content 59 </a> 60 </li> 61 <li class="wb-slc visible-sm visible-md visible-lg"> 62 <a class="wb-sl" href="#wb-info"> 63 Skip to "About this site" 64 </a> 65 </li> 66 </ul> 67 </nav> 68 69 <div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas> 70 71 72 <header class="navbar navbar-default" id="navbar"> 73 <div id="wb-bnr" class="container"> 74 <section id="wb-lng" class="text-right"> 75 <h2 class="wb-inv">Language selection</h2> 76 <div class="region region-language-toggle"> 77 <section class="language-switcher-language-url block block-wxt-library block-wxt-language-blocklanguage-interface clearfix" id="block-dfo-languageswitcher" data-block-plugin-id="wxt_language_block:language_interface"> 78 79 <div class="hidden">WxT Language switcher</div> 80 81 82 <ul class="links list-inline mrgn-bttm-none"> <li hreflang="fr" data-drupal-link-system-path="node/242" class="fr"><a href="/fr/propos-des-marees-courants-et-niveaux-deau" class="language-link" lang="fr" hreflang="fr" data-drupal-link-system-path="node/242">Français</a></li></ul> 83 </section> 84 85 </div> 86 87 </section> 88 <div class="row"> 89 <div class="region region-banner"> 90 <div class="brand col-xs-5 col-md-4"> 91 <a href="https://canada.ca/en.html"> 92 <img id="header-logo" src='/libraries/theme-gcweb/assets/sig-blk-en.svg' alt="Government of Canada" /> 93 </a> 94 </div> 95 96 </div> 97 98 <div class="region region-search"> 99 <section class="wxt-search-block-form block clearfix col-lg-8 text-right visible-md visible-lg" data-drupal-selector="wxt-search-block-form" id="wb-srch" data-block-plugin-id="wxt_search_form_block"> 100 101 <h2 class="block-title">WxT Search form..</h2> 102 103 104 <form action="/en/search/node" method="get" id="wxt-search-block-form" accept-charset="UTF-8" class="search-form search-block-form form-inline" role="search"> 105 <div class="form-item js-form-item form-type-search js-form-type-search form-item-keys js-form-item-keys form-no-label form-group"> 106 107 108 109 <input title="Enter the terms you wish to search for." data-drupal-selector="wb-srch-q" class="form-search form-control" placeholder="Search website" type="search" id="wb-srch-q" name="keys" value="" size="27" maxlength="128" data-toggle="tooltip" /> 110 111 112 113 </div> 114<button data-drupal-selector="wb-srch-sub" class="button js-form-submit form-submit btn-default btn" type="submit" id="wb-srch-sub" name="op" value=""></button><input data-drupal-selector="form-uval3ezflqn1bpoqi2fpkpc7urlmvv-hipr6t9wz-8i" type="hidden" name="form_build_id" value="form-uvaL3EZflQn1bpOqi2FPKpc7UrLMVv_HiPR6T9WZ-8I" /><input data-drupal-selector="edit-wxt-search-block-form" type="hidden" name="form_id" value="wxt_search_block_form" /> 115</form> 116 117 </section> 118 119 </div> 120 121 </div> 122 </div> 123 <nav class="gcweb-menu" data-trgt="mb-pnl" typeof="SiteNavigationElement"> 124 <div class="container"> 125 <h2 class="wb-inv">Menu</h2> 126 <button type="button" aria-haspopup="true" aria-expanded="false"><span class="wb-inv">Main </span>Menu <span class="expicon glyphicon glyphicon-chevron-down"></span></button> 127 128 <ul role="menu" aria-orientation="vertical" data-ajax-replace="/sites/tides/files/head6-en.html"> 129 <li class="expanded dropdown" role="presentation"> 130 <a href="http://www.dfo-mpo.gc.ca/otw-am/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">On the water</a> 131 <ul role="menu" aria-orientation="vertical"> 132 <li role="presentation"> 133 <a href="http://www.dfo-mpo.gc.ca/otw-am/navigation-conditions/index-eng.htm" role="menuitem">Navigation and marine conditions</a> 134 </li> 135 <li role="presentation"> 136 <a href="http://www.ccg-gcc.gc.ca/SAR/home" role="menuitem">Search and Rescue</a> 137 </li> 138 <li role="presentation"> 139 <a href="http://www.dfo-mpo.gc.ca/sch-ppb/index-eng.html" role="menuitem">Small craft harbours</a> 140 </li> 141 <li role="presentation"> 142 <a href="http://www.dfo-mpo.gc.ca/otw-am/index-eng.htm" role="menuitem">On the water - More</a> 143 </li> 144 </ul> 145 146 </li> 147 <li class="expanded dropdown" role="presentation"> 148 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Fisheries</a> 149 <ul role="menu" aria-orientation="vertical"> 150 <li role="presentation"> 151 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/commercial-commerciale/index-eng.html" role="menuitem">Commercial fisheries</a> 152 </li> 153 <li role="presentation"> 154 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/recreational-recreative/index-eng.html" role="menuitem">Recreational fishing</a> 155 </li> 156 <li role="presentation"> 157 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/aboriginal-autochtones/index-eng.html" role="menuitem">Aboriginal fisheries</a> 158 </li> 159 <li role="presentation"> 160 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/seals-phoques/index-eng.html" role="menuitem">Seals and sealing</a> 161 </li> 162 <li role="presentation"> 163 <a href="http://www.dfo-mpo.gc.ca/stats/stats-eng.htm" role="menuitem">Reports and statistics.</a> 164 </li> 165 <li role="presentation"> 166 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/commercial-commerciale/management-gestion-eng.html" role="menuitem">Management methods</a> 167 </li> 168 <li role="presentation"> 169 <a href="http://www.dfo-mpo.gc.ca/international/index-eng.htm" role="menuitem">International management</a> 170 </li> 171 <li role="presentation"> 172 <a href="http://www.dfo-mpo.gc.ca/fisheries-peches/index-eng.html" role="menuitem">Fisheries - More</a> 173 </li> 174 </ul> 175 176 </li> 177 <li class="expanded dropdown" role="presentation"> 178 <a href="http://www.dfo-mpo.gc.ca/science/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Science and research</a> 179 <ul role="menu" aria-orientation="vertical"> 180 <li role="presentation"> 181 <a href="http://www.dfo-mpo.gc.ca/science/regions/index-eng.htm" role="menuitem">Scientists and research centres</a> 182 </li> 183 <li role="presentation"> 184 <a href="http://www.dfo-mpo.gc.ca/science/career-carriere/index-eng.html" role="menuitem">Careers in science</a> 185 </li> 186 <li role="presentation"> 187 <a href="http://www.dfo-mpo.gc.ca/csas-sccs/index-eng.htm" role="menuitem">Advice - CSAS Secretariat</a> 188 </li> 189 <li role="presentation"> 190 <a href="http://www.dfo-mpo.gc.ca/science/Publications/index-eng.htm" role="menuitem">Scientific publications</a> 191 </li> 192 <li role="presentation">
193 <a href="http://geoportal.gc.ca/eng" role="menuitem">Interactive maps</a> 194 </li> 195 <li role="presentation"> 196 <a href="http://www.dfo-mpo.gc.ca/science/data-donnees/index-eng.html" role="menuitem">Science by topic</a> 197 </li> 198 <li role="presentation"> 199 <a href="http://www.dfo-mpo.gc.ca/science/aah-saa/index-eng.htm" role="menuitem">Aquatic animal health</a> 200 </li> 201 <li role="presentation"> 202 <a href="http://www.dfo-mpo.gc.ca/science/index-eng.htm" role="menuitem">Science and Research - More</a> 203 </li> 204 </ul> 205 206 </li> 207 <li class="expanded dropdown" role="presentation"> 208 <a href="http://www.dfo-mpo.gc.ca/ecosystems/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Ecosystems</a> 209 <ul role="menu" aria-orientation="vertical"> 210 <li role="presentation"> 211 <a href="http://www.dfo-mpo.gc.ca/science/data-donnees/ecosystem/index-eng.html" role="menuitem">Aquatic ecosystem science</a> 212 </li> 213 <li role="presentation"> 214 <a href="http://www.dfo-mpo.gc.ca/science/biotech-genom/index-eng.htm" role="menuitem">Biotechnology and genomics</a> 215 </li> 216 <li role="presentation"> 217 <a href="http://www.dfo-mpo.gc.ca/pnw-ppe/index-eng.html" role="menuitem">Projects near water</a> 218 </li> 219 <li role="presentation"> 220 <a href="http://www.dfo-mpo.gc.ca/science/environmental-environnement/index-eng.htm" role="menuitem">Environmental science</a> 221 </li> 222 <li role="presentation"> 223 <a href="http://www.dfo-mpo.gc.ca/science/oceanography-oceanographie/index-eng.html" role="menuitem">Ocean and Climate Change Science</a> 224 </li> 225 <li role="presentation"> 226 <a href="http://www.dfo-mpo.gc.ca/oceans/index-eng.html" role="menuitem">Protecting oceans</a> 227 </li> 228 <li role="presentation"> 229 <a href="http://www.dfo-mpo.gc.ca/ecosystems/index-eng.htm" role="menuitem">Ecosystems - More</a> 230 </li> 231 </ul> 232 233 </li> 234 <li class="expanded dropdown" role="presentation"> 235 <a href="http://www.dfo-mpo.gc.ca/aquaculture/aquaculture-eng.html" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Species</a> 236 <ul role="menu" aria-orientation="vertical"> 237 <li role="presentation"> 238 <a href="http://www.dfo-mpo.gc.ca/species-especes/identify-eng.html" role="menuitem">Browse aquatic species</a> 239 </li> 240 <li role="presentation"> 241 <a href="http://www.dfo-mpo.gc.ca/species-especes/sara-lep/index-eng.html" role="menuitem">Aquatic species at risk</a> 242 </li> 243 <li role="presentation"> 244 <a href="http://www.dfo-mpo.gc.ca/species-especes/ais-eae/index-eng.html" role="menuitem">Aquatic invasive species</a> 245 </li> 246 <li role="presentation"> 247 <a href="http://www.dfo-mpo.gc.ca/species-especes/profiles-profils/asiancarp-carpeasiatique-eng.html" role="menuitem">Asian Carp</a> 248 </li> 249 <li role="presentation"> 250 <a href="http://www.dfo-mpo.gc.ca/species-especes/mammals-mammiferes/index-eng.html" role="menuitem">Marine mammals</a> 251 </li> 252 <li role="presentation"> 253 <a href="http://www.dfo-mpo.gc.ca/aquaculture/sector-secteur/species-especes/index-eng.htm" role="menuitem">Farmed species</a> 254 </li> 255 <li role="presentation"> 256 <a href="http://www.dfo-mpo.gc.ca/species-especes/index-eng.htm" role="menuitem">Species - More</a> 257 </li> 258 </ul> 259 260 </li> 261 <li class="expanded dropdown" role="presentation"> 262 <a href="http://www.dfo-mpo.gc.ca/aquaculture/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Aquaculture</a> 263 <ul role="menu" aria-orientation="vertical"> 264 <li role="presentation"> 265 <a href="http://www.dfo-mpo.gc.ca/aquaculture/bc-aquaculture-cb-eng.html" role="menuitem">Aquaculture in British Columbia</a> 266 </li> 267 <li role="presentation"> 268 <a href="http://www.dfo-mpo.gc.ca/aquaculture/environment-environnement-eng.html" role="menuitem">Environmental management in aquaculture</a> 269 </li> 270 <li role="presentation"> 271 <a href="http://www.dfo-mpo.gc.ca/aquaculture/protect-protege/aquatic-ecosystems-aquatique-eng.html" role="menuitem">Protecting aquatic ecosystems</a> 272 </li> 273 <li role="presentation"> 274 <a href="http://www.dfo-mpo.gc.ca/aquaculture/stats-eng.html" role="menuitem">Aquaculture statistics and reports</a> 275 </li> 276 <li role="presentation"> 277 <a href="http://www.dfo-mpo.gc.ca/aquaculture/science-eng.html" role="menuitem">Aquaculture science and research</a> 278 </li> 279 <li role="presentation"> 280 <a href="http://www.dfo-mpo.gc.ca/aquaculture/business-entreprises-eng.html" role="menuitem">Aquaculture business and licences</a> 281 </li> 282 <li role="presentation"> 283 <a href="http://www.dfo-mpo.gc.ca/aquaculture/regulations-reglements-eng.html" role="menuitem">Aquaculture regulations and policies</a> 284 </li> 285 <li role="presentation"> 286 <a href="http://www.dfo-mpo.gc.ca/aquaculture/roles-eng.html" role="menuitem">Aquaculture collaboration and responsibilities</a> 287 </li> 288 <li role="presentation"> 289 <a href="http://www.dfo-mpo.gc.ca/aquaculture/index-eng.htm" role="menuitem">Aquaculture - More</a> 290 </li> 291 </ul> 292 293 </li> 294 <li class="expanded dropdown" role="presentation"> 295 <a href="http://www.dfo-mpo.gc.ca/regions/index-eng.htm" class="dropdown-toggle item" data-toggle="dropdown" role="menuitem">Regions</a> 296 <ul role="menu" aria-orientation="vertical"> 297 <li role="presentation"> 298 <a href="http://www.nfl.dfo-mpo.gc.ca/e0004341" role="menuitem">Newfoundland and Labrador</a> 299 </li> 300 <li role="presentation"> 301 <a href="http://www.mar.dfo-mpo.gc.ca/Maritimes/Home" role="menuitem">Maritimes - Scotia-Fundy</a> 302 </li> 303 <li role="presentation"> 304 <a href="http://www.glf.dfo-mpo.gc.ca/Home" role="menuitem">Gulf</a> 305 </li> 306 <li role="presentation"> 307 <a href="http://www.qc.dfo-mpo.gc.ca/index-eng.asp" role="menuitem">
307Quebec</a> 308 </li> 309 <li role="presentation"> 310 <a href="http://www.dfo-mpo.gc.ca/contact/regions/central-arctic-eng.html" role="menuitem">Central and Arctic</a> 311 </li> 312 <li role="presentation"> 313 <a href="http://www.pac.dfo-mpo.gc.ca/index-eng.html" role="menuitem">Pacific</a> 314 </li> 315 <li role="presentation"> 316 <a href="http://www.dfo-mpo.gc.ca/regions/index-eng.htm" role="menuitem">Regions - More</a> 317 </li> 318 </ul> 319 320 </li> 321 </ul> 322 323 324 325 326 327 </div> 328 </nav> 329 <div class="region region-breadcrumb"> 330 <nav id="wb-bc" property="breadcrumb"> 331 <h2>You are here</h2> 332 <div class="container"> 333 <ol class="breadcrumb row"> 334 <li > 335 <a href="https://www.canada.ca/en.html">Canada.ca</a> 336 </li> 337 <li > 338 <a href="https://www.dfo-mpo.gc.ca/index-eng.html">Fisheries and Oceans Canada</a> 339 </li> 340 <li > 341 <a href="https://www.dfo-mpo.gc.ca/otw-am/index-eng.htm">On the water </a> 342 </li> 343 <li > 344 <a href="http://www.dfo-mpo.gc.ca/otw-am/navigation-conditions/index-eng.htm">Navigating</a> 345 </li> 346 <li > 347 <a href="/en/tides-currents-and-water-levels">Tides, currents, and water levels</a> 348 </li> 349 </ol> 350 </div> 351</nav> 352 353 354 </div> 355 356 </header> 357 358 359 <div class="container"> 360 <div class="row"> 361 362 <div class="highlighted"> <div class="region region-highlighted"> 363 364 365 </div> 366</div> 367 368 <main role="main" property="mainContentOfPage" class="col-md-12 main-container container js-quickedit-main-content"> 369 370 371 372 <section> 373 374 375 376 377 378 <a id="main-content"></a> 379 <div class="region region-content"> 380 <article data-history-node-id="242" class="node node--type-page node--view-mode-full clearfix"> 381 382 383 384 <div> 385 <div class="row wxt-topic"> 386 387 388 389 <div class="col-sm-6 bs-region bs-region--top-left"> 390 <div class="block-region-top-left"><section data-block-plugin-id="block_content:e45353da-aeec-4a84-8095-444c3a9c2742" class="block block-block-content block-block-contente45353da-aeec-4a84-8095-444c3a9c2742 clearfix"> 391 392 393 394 <div class="layout layout--onecol"> 395 <div class="layout__region layout__region--content"> 396 <section data-block-plugin-id="field_block:block_content:basic:body" class="block block-layout-builder block-field-blockblock-contentbasicbody clearfix"> 397 398 399 400 401 <div class="field field--name-body field--type-text-with-summary field--label-hidden field--item"><h1>About tides, currents, and water levels 402</h1> 403</div> 404 405 </section> 406 407 </div> 408 </div> 409 410 </section> 411</div> 412 </div> 413 414 415 <div class="col-sm-12 bs-region bs-region--middle"> 416 <div class="block-region-middle"><section data-block-plugin-id="field_block:node:direction:body" class="block block-layout-builder block-field-blocknodedirectionbody clearfix"> 417 418 419 420 421 <div class="field field--name-body field--type-text-with-summary field--label-hidden field--item"><div class="row profile"> 422<div class="col-md-6"> 423<p class="pagetag">Learn about tides and currents in Canada and the history of tidal measurements.</p> 424 425<section class="followus"> 426<h2>Follow us</h2> 427 428<ul> 429 <li><a class="facebook" href="https://www.facebook.com/FisheriesOceansCanada" rel="external"><span class="wb-inv">Facebook</span></a></li> 430 <li><a class="wb-lbx twitter" href="#twitter" rel="external"><span class="wb-inv">Twitter</span></a></li> 431 <li><a class="youtube" href="https://www.youtube.com/user/fisheriescanad
431a" rel="external"><span class="wb-inv">YouTube</span></a></li> 432 <li><a class="linkedin" href="https://www.linkedin.com/company/fisheries-and-oceans-canada/" rel="external"><span class="wb-inv">LinkedIn</span></a></li> 433 <li><a class="instagram" href="https://www.instagram.com/FisheriesOceansCAN/" rel="external"><span class="wb-inv">Instagram</span></a></li> 434</ul> 435</section> 436 437<section class="mfp-hide modal-dialog modal-content overlay-def" id="twitter"> 438<header class="modal-header"> 439<h2 class="modal-title">Twitter</h2> 440</header> 441 442<div class="modal-body"> 443<ul class="list-unstyled lst-spcd"> 444 <li><a href="https://twitter.com/FishOceansCAN">@FishOceansCAN</a> (Fisheries and Oceans Canada)</li> 445 <li><a href="https://twitter.com/DFO_MAR">@DFO_MAR</a> (Maritimes)</li> 446 <li><a href="https://twitter.com/DFO_NL">@DFO_NL</a> (Newfoundland and Labrador)</li> 447 <li><a href="https://twitter.com/DFO_Pacific">@DFO_Pacific</a> (Pacific)</li> 448</ul> 449</div> 450</section> 451</div> 452 453<div class="col-md-6 mrgn-tp-sm hidden-sm hidden-xs"><img alt="About tides, currents, and water levels" class="pull-right img-responsive thumbnail" src="/sites/tides/files/information_520x200.jpg" /></div> 454</div> 455 456<div class="row"> 457<section class="col-md-12 mrgn-bttm-lg"> 458<h2>Services and information</h2> 459 460<div class="row"> 461<div class="col-md-6 col-lg-4"> 462<section class="gc-drmt"> 463<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="b1959340-0c4f-434b-a876-5e9b6827063d" href="/en/about-tides-and-currents" title="About tides and currents">Tides and currents in Canada</a></h3> 464 465<p>About tides and currents, including their causes and how we use their data.</p> 466</section> 467</div> 468 469<div class="col-md-6 col-lg-4"> 470<section class="gc-drmt"> 471<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="bd55bb74-2bd9-4a43-a670-a04974aa4153" href="/en/notices-and-important-messages" title="Notices and important messages">Notices and important messages</a></h3> 472 473<p>Notices on digital services and water level gauges.</p> 474</section> 475</div> 476 477<div class="clearfix visible-md">Â </div> 478 479<div class="col-md-6 col-lg-4"> 480<section class="gc-drmt"> 481<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="a27b758d-1884-4e6e-b70a-c28dd65a5c4a" href="/en/definitions-content-tides-and-currents" title="Definitions for content on tides and currents">Definitions</a></h3> 482 483<p>List of tidal terms and expressions, and acronym meanings.</p> 484</section> 485</div> 486 487<div class="clearfix visible-lg">Â </div> 488 489<div class="col-md-6 col-lg-4"> 490<section class="gc-drmt"> 491<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="3112ed1a-fd04-4f78-96bb-c5f55c51eee4" href="/en/vertical-datum-chart-references" title="Vertical datum chart references">Vertical datum chart references</a></h3> 492 493<p>About the vertical datum reference on navigational charts.</p> 494</section> 495</div> 496 497<div class="clearfix visible-md">Â </div> 498 499<div class="col-md-6 col-lg-4"> 500<section class="gc-drmt"> 501<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="3035cfce-f113-49f7-adc7-7fe085ad649d" href="/en/tidal-phenomena" title="Tidal phenomena">Tidal phenomena</a></h3> 502 503<p>Tides and tidal streams, shallow water effects and non-tidal influences.</p> 504</section> 505</div> 506 507<div class="col-md-6 col-lg-4"> 508<section class="gc-drmt"> 509<h3 class="h5"><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="71e8604b-5c1f-4e9a-b6d1-36ccdd6a43e2" href="/en/history-tidal-measurements-canada" title="History of tidal measurements in Canada">History of tidal measurements</a></h3> 510 511<p>Background on tidal, current and water level surveying.</p> 512</section> 513</div> 514 515<div class="clearfix">Â </div> 516</div> 517</section> 518</div> 519 520<section class="whtwedo"> 521<h2>What we are doing</h2> 522 523<div class="row wb-eqht"> 524<section class="col-lg-4 col-md-6"> 525<h3>Publications</h3> 526 527<ul class="lst-spcd"> 528 <li><a href="https://charts.gc.ca/publications/atlas-eng.html">Atlas of Tidal Currents</a></li> 529 <li><a href="https://charts.gc.ca/publications/tables-eng.html">Canadian Tide and Current Tables</a></li> 530 <li><a href="https://charts.gc.ca/publications/sailingdirections-instructionsnautiques-eng.html">Sailing Directions</a></li> 531 <li><a href="https://charts.gc.ca/publications/catalogues-eng.html">Chart Catalogues</a></li> 532</ul> 533 534<p><strong><a href="https://charts.gc.ca/publications/index-eng.html">All related publications</a></strong></p> 535</section> 536 537<section class="col-lg-4 col-md-6"> 538<h3>Open data</h3> 539 540<ul class="lst-spcd lnkbx"> 541 <li>
541<a href="https://open.canada.ca/data/en/dataset/d3881c4c-650d-4070-bf9b-1e00aabf0a1d">Canadian Hydrographic Service Non-Navigational (NONNA) Bathymetric Data</a></li> 542 <li><a href="https://charts.gc.ca/charts-cartes/chart-index-carte-eng.html">Chart Index</a></li> 543 <li><a href="https://charts.gc.ca/data-gestion/resourcemaps-cartesressources-eng.html">Natural Resource Maps</a></li> 544</ul> 545 546<p><strong><a href="https://open.canada.ca/data/en/dataset?keywords=Hydrography">All related open data</a></strong></p> 547</section> 548 549<section class="col-lg-4 col-md-6"> 550<h3>Videos</h3> 551 552<ul class="lst-spcd lnkbx"> 553 <li><a href="https://dfo-mpo.gc.ca/videos/s-100-eng.html">S-100 services for safe and optimized e-navigation</a></li> 554 <li><a href="https://dfo-mpo.gc.ca/videos/ahsv-vhsa-eng.html">Automated Hydrographic Surface Vehicles</a></li> 555 <li><a href="https://dfo-mpo.gc.ca/videos/cssv-nhsc-eng.html">Channel Survey and Sounding Vessels</a></li> 556 <li><a href="https://dfo-mpo.gc.ca/videos/hydrography-science-hydrographie-eng.html">The Science of Hydrography</a></li> 557</ul> 558 559<p><strong><a href="https://dfo-mpo.gc.ca/videos/index-eng.html?table=hydrography">All related videos</a></strong></p> 560</section> 561</div> 562</section> 563</div> 564 565 </section> 566</div> 567 </div> 568 569 <div class="wxt-eqht"> 570 571 </div> 572 573 574 <div class="col-sm-12 bs-region bs-region--bottom"> 575 <div class="block-region-bottom"><section data-block-plugin-id="block_content:3e0e9fcd-752c-4a0d-89cc-8a43f237bc0d" class="block block-block-content block-block-content3e0e9fcd-752c-4a0d-89cc-8a43f237bc0d clearfix"> 576 577 578 579 <div class="layout layout--onecol"> 580 <div class="layout__region layout__region--content"> 581 <section data-block-plugin-id="field_block:block_content:basic:body" class="block block-layout-builder block-field-blockblock-contentbasicbody clearfix"> 582 583 584 585 586 <div class="field field--name-body field--type-text-with-summary field--label-hidden field--item"><h2 class="mrgn-bttm-lg">Features</h2> 587 588<div class="form-group"> 589<div class="col-sm-4"> 590<div><a href="https://charts.gc.ca/transformation/index-eng.html" target="_blank"><img alt="CHS Digital Transformation Initiative" class="img-responsive" src="https://charts.gc.ca/images/inclu/features/index/digital-transformation.jpg" typeof="Image" /> </a> 591 592<p><a href="https://charts.gc.ca/transformation/index-eng.html" target="_blank">CHS Digital Transformation Initiative</a></p> 593 594<p>At the Canadian Hydrographic Service, innovation is a guiding principle for the bold digital transformation initiative now underway.</p> 595</div> 596</div> 597 598<div class="col-sm-4"> 599<div><a href="https://charts.gc.ca/publications/tables-eng.html" target="_blank"><img alt="2026 Tide Tables Available Now" class="img-responsive" src="https://charts.gc.ca/images/inclu/features/index/tides-feature.jpg" typeof="Image" /> </a> 600 601<p><a href="https://charts.gc.ca/publications/tables-eng.html" target="_blank">2026 Tide Tables Available Now</a></p> 602 603<p>Download your 2026 Canadian Tide and Current Tables now to help navigate safely through Canadian waters.</p> 604</div> 605</div> 606 607<div class="col-sm-4"> 608<div><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="680635c9-5fd3-4638-9d77-8bc173ab11c4" href="/en/water-level-application-optimized-mobile-devices" target="_blank" title="Water level application â Optimized for mobile devices"><img alt="CHS Water Levels mobile app" class="img-responsive" src="/sites/tides/files/2025-03-05_chs-tidal-services-feature_option1.jpg" typeof="Image" /> </a> 609 610<p><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="680635c9-5fd3-4638-9d77-8bc173ab11c4" href="/en/water-level-application-optimized-mobile-devices" target="_blank" title="Water level application â Optimized for mobile devices">CHS Water Levels mobile app</a></p> 611 612<p>
612The more you know, the better prepared youâll be when you head out onto the water. Tidal water levels are available here via our mobile application.</p> 613</div> 614</div> 615</div> 616</div> 617 618 </section> 619 620 </div> 621 </div> 622 623 </section> 624</div> 625 </div> 626 627</div> 628 629 </div> 630</article> 631 632 633 </div> 634 635 <div class="pagedetails region region-content-footer container"> 636 <div class="row"> 637 <section id="block-dfo-sharewidgetblock" class="col-md-11 mrgn-tp-lg block block-wxt-library block-share-widget-block clearfix" data-block-plugin-id="share_widget_block"> 638 639 640 641 <div class="wb-share mrgn-bttm-sm pull-right" data-wb-share='{"filter":["email","facebook","gmail","twitter"],"pnlId":"pnl1","lnkClass":"btn btn-default"}'></div> 642 </section> 643<section id="block-dfo-datemodifiedblock" class="col-md-11 block block-wxt-library block-date-modified-block clearfix" data-block-plugin-id="date_modified_block"> 644 645 646 647 <div class="datemod mrgn-bttm-lg"><dl id="wb-dtmd"> 648<dt>Date modified:</dt> 649<dd><time property="dateModified">2022-06-28</time></dd></dl></div> 650 </section> 651 652 <div> 653 </div> 654 655 </section> 656 657 </main> 658 659 660 661 </div> 662 </div> 663 664 665 666 <footer id="wb-info" role="contentinfo" data-ajax-append="/sites/tides/files/default-footer-en.html .brand"> 667 <div class="landscape" data-ajax-replace="/sites/tides/files/default-footer-en.html .wb-navcurr"></div> 668 </footer> 669 670 </div> 671 672 673
673<script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","scriptPath":null,"pathPrefix":"en\/","currentPath":"node\/242","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","google_analytics":{"trackOutbound":true,"trackMailto":true,"trackDownload":true,"trackDownloadExtensions":"7z|aac|arc|arj|asf|asx|avi|bin|csv|doc(x|m)?|dot(x|m)?|exe|flv|gif|gz|gzip|hqx|jar|jpe?g|js|mp(2|3|4|e?g)|mov(ie)?|msi|msp|pdf|phps|png|ppt(x|m)?|pot(x|m)?|pps(x|m)?|ppam|sld(x|m)?|thmx|qtm?|ra(m|r)?|sea|sit|tar|tgz|torrent|txt|wav|wma|wmv|wpd|xls(x|m|b)?|xlt(x|m)|xlam|xml|z|zip"},"bootstrap":{"forms_has_error_value_toggle":1,"modal_animation":1,"modal_backdrop":"true","modal_focus_input":1,"modal_keyboard":1,"modal_select_text":1,"modal_show":1,"modal_size":"","popover_enabled":1,"popover_animation":1,"popover_auto_close":1,"popover_container":"body","popover_content":"","popover_delay":"0","popover_html":0,"popover_placement":"right","popover_selector":"","popover_title":"","popover_trigger":"click","popover_trigger_autoclose":1,"tooltip_enabled":1,"tooltip_animation":1,"tooltip_container":"body","tooltip_delay":"0","tooltip_html":0,"tooltip_placement":"auto left","tooltip_selector":"","tooltip_trigger":"hover"},"ajaxTrustedUrl":{"\/en\/search\/node":true},"ajax":[],"user":{"uid":0,"permissionsHash":"3f6ec6e9ca34998bc164eb7e85cc7ea62d8efba467a000af6468a4bdd43c2ecb"}}</script>
vendor: 1 bytes, line 673
673
674<script src="/core/assets/vendor/domready/ready.min.js?v=1.0.8"></script>
vendor: 1 bytes, line 674
674
675<script src="/core/assets/vendor/jquery/jquery.min.js?v=3.2.1"></script>
vendor: 1 bytes, line 675
675
676<script src="/core/assets/vendor/underscore/underscore-min.js?v=1.8.3"></script>
vendor: 1 bytes, line 676
676
677<script src="/core/assets/vendor/jquery/jquery-extend-3.4.0.js?v=3.2.1"></script>
vendor: 1 bytes, line 677
677
678<script src="/core/assets/vendor/jquery-once/jquery.once.min.js?v=2.2.0"></script>
vendor: 1 bytes, line 678
678
679<script src="/core/misc/drupalSettingsLoader.js?v=8.6.15"></script>
vendor: 1 bytes, line 679
679
680<script src="/core/misc/drupal.js?v=8.6.15"></script>
vendor: 1 bytes, line 680
680
681<script src="/core/misc/drupal.init.js?v=8.6.15"></script>
681 682 683<!--[if lt IE 9]>
684<script src="/libraries/wet-boew/js/ie8-wet-boew.min.js?tltw6a"></script>
684 685<![endif]--> 686 687<!--[if gte IE 9]><!-->
688<script src="/libraries/wet-boew/js/wet-boew.min.js?tltw6a"></script>
688 689<!--<![endif]--> 690 691<!--[if lt IE 9]>
692<script src="/libraries/wet-boew/js/ie8-wet-boew2.min.js?tltw6a"></script>
692 693<![endif]-->
694<script src="/modules/contrib/google_analytics_old/js/google_analytics.js?v=8.6.15"></script>
vendor: 1 bytes, line 694
694
695<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/alert.js?tltw6a"></script>
vendor: 1 bytes, line 695
695
696<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/collapse.js?tltw6a"></script>
vendor: 1 bytes, line 696
696
697<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/dropdown.js?tltw6a"></script>
vendor: 1 bytes, line 697
697
698<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/modal.js?tltw6a"></script>
vendor: 1 bytes, line 698
698
699<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/tooltip.js?tltw6a"></script>
vendor: 1 bytes, line 699
699
700<script src="/themes/contrib/wxt_bootstrap/js/bootstrap/popover.js?tltw6a"></script>
vendor: 1 bytes, line 700
700
701<script src="/themes/contrib/wxt_bootstrap/js/drupal.wxt_bootstrap.js?tltw6a"></script>
vendor: 1 bytes, line 701
701
702<script src="/themes/contrib/bootstrap/js/drupal.bootstrap.js?tltw6a"></script>
vendor: 1 bytes, line 702
702
703<script src="/themes/contrib/bootstrap/js/attributes.js?tltw6a"></script>
vendor: 1 bytes, line 703
703
704<script src="/themes/contrib/bootstrap/js/theme.js?tltw6a"></script>
vendor: 1 bytes, line 704
704
705<script src="/themes/custom/dfo/js/dfo.js?tltw6a"></script>
vendor: 1 bytes, line 705
705
706<script src="/libraries/theme-gcweb/js/theme.min.js?tltw6a"></script>
vendor: 1 bytes, line 706
706
707<script src="/core/misc/states.js?v=8.6.15"></script>
vendor: 1 bytes, line 707
707
708<script src="/themes/contrib/bootstrap/js/misc/states.js?tltw6a"></script>
vendor: 1 bytes, line 708
708
709<script src="/modules/contrib/webform/js/webform.states.js?v=8.6.15"></script>
vendor: 1 bytes, line 709
709
710<script src="/modules/contrib/webform/modules/webform_bootstrap/js/webform_bootstrap.states.js?v=8.6.15"></script>
vendor: 1 bytes, line 710
710
711<script src="/themes/contrib/bootstrap/js/popover.js?tltw6a"></script>
vendor: 1 bytes, line 711
711
712<script src="/themes/contrib/bootstrap/js/tooltip.js?tltw6a"></script>
712 713 714 </body> 715</html>
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.