{"title":"Ottawa Valley Geophysics- Retired","description":"\u003cp\u003eFind everything you need to start planning your next great adventure with our downloadable offline maps from Ottawa Valley Geophysics- Retired. All maps are available for offline use through the Avenza Maps App, available for iOS and Android.\u003c\/p\u003e","products":[{"product_id":"ottawa-river-constance-bay-to-port-of-call-marina-ottawa-valley-geophysics-retired-map","title":"Ottawa River - Constance Bay to Port of Call Marina","description":"Ottawa River Depth Map from Port of Call Marina to Constance Bay (Ottawa, ON)\r\n\r\nDepth Data collected between 2018 and 2024 using Zodiac and Kayak for shallow areas with over 120,000 data points.\r\n\r\nThe initial resolution of \u0026lt;100m profiles with detailing of shallow and variable depth changes.\r\n\r\nThe map high lights the 1m, 2m and 10m depth contours.   The data is corrected to the All time Low, which is typically 30 cm below a typical August water level.\r\n\r\nThis map is a good reference for boaters who wish to avoid shallow hazards or seek shallow water.","brand":"Ottawa Valley Geophysics- Retired","offers":[{"title":"Default Title","offer_id":44714781540508,"sku":"1698994","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0441\/7850\/5884\/files\/20250119182435-ottawa-valley-geophysics-retired-marina-conbay-map-1698994-preview-0_8030b60d-ec5d-4c3b-abc7-fcc1e5764625.jpg?v=1737639620"}],"url":"https:\/\/store.avenza.com\/collections\/ottawa-valley-geophysics-retired.oembed","provider":"Avenza Maps","version":"1.0","type":"link"}