Question: How many acres is the world heritage site in Canada with 400 shipwrecks off its coasts ?

text: List of World Heritage Sites in Canada
Tentative List
The Tentative List is an inventory of important heritage and natural sites that a country is considering for inscription on the World Heritage List . The Tentative List can be updated at any time , but inclusion on the list is a prerequisite to being considered for inscription . [ 27 ]
This is a list of World Heritage Sites in Canada. The names in the tables below are the names of the properties as used on the website of UNESCO. There are three different types of properties possible: cultural, natural, and mixed. Selection criteria i, ii, iii, iv, v, and vi are the cultural criteria, and selection criteria vii, viii, ix, and x are the natural criteria. The dates for the properties on the World Heritage List are the dates of inscription, the dates for the tentative list are those of submission. The numbers are the reference numbers as used by UNESCO, and they link directly to the description pages of the properties on the UNESCO website.
Site Location Criteria Area ha ( acre ) Year of submission
Gwaii Haanas Canada British Columbia 52°23′21″N 131°28′16″W / 52.38917°N 131.47111°W / 52.38917 ; -131.47111 ( Gwaii Haanas ) Mixed : ( iii ) , ( v ) , ( vi ) , ( vii ) , ( ix ) , ( x ) 147,000 ( 360,000 ) 2004
Ivvavik / Vuntut / Herschel Island ( Qikiqtaruk ) Canada Yukon 69°31′11″N 139°31′30″W / 69.51972°N 139.52500°W / 69.51972 ; -139.52500 ( Ivvavik / Vuntut / Herschel Island ( Qikiqtaruk ) ) Mixed : ( iv ) , ( v ) , ( vii ) , ( viii ) , ( x ) 1,550,000 ( 3,800,000 ) 2004
Quttinirpaaq Canada Nunavut 82°13′N 72°13′W / 82.217°N 72.217°W / 82.217 ; -72.217 ( Quttinirpaaq ) Mixed : ( iii ) , ( vii ) , ( viii ) , ( x ) 3,777,500 ( 9,334,000 ) 2004
Trondëk-Klondike Canada Yukon 64°N 139°W / 64°N 139°W / 64 ; -139 ( The Klondike ) Cultural : ( iv ) , ( v )  2004
Hecate Strait and Queen Charlotte Sound Glass Sponge Reefs Canada British Columbia Natural : ( viii ) , ( ix ) , ( x ) 100,000 ( 250,000 ) 2018
Stein Valley Canada British Columbia 50°15′26″N 122°0′12″W / 50.25722°N 122.00333°W / 50.25722 ; -122.00333 ( Stein Valley ) Cultural : ( iii ) , ( vi ) 107,191 ( 264,870 ) 2018
Wanuskewin Canada Saskatchewan 52°13′39″N 106°35′47.54″W / 52.22750°N 106.5965389°W / 52.22750 ; -106.5965389 ( Wanuskewin ) Cultural : ( iii )  2018
Anticosti Island Canada Quebec 49°51′42.05″N 64°31′20.01″W / 49.8616806°N 64.5222250°W / 49.8616806 ; -64.5222250 ( Anticosti Island ) Natural : ( viii ) 928,900 ( 2,295,000 ) ( includes littoral area ) 2018
Heart 's Content Cable Station Provincial Historic Site Canada Newfoundland and Labrador 47°52′21.1″N 53°22′7.1″W / 47.872528°N 53.368639°W / 47.872528 ; -53.368639 ( Heart 's Content Cable Station ) Cultural : ( ii ) , ( iv )
Qajartalik Canada Nunavut 61°19′53.66″N 71°29′58.72″W / 61.3315722°N 71.4996444°W / 61.3315722 ; -71.4996444 ( Qajartalik ) Cultural : ( iii )  2018
Sirmilik National Park and the proposed Tallurutiup Imanga National Marine Conservation Area Canada Nunavut 73°51′7.69″N 83°4′50.128″W / 73.8521361°N 83.08059111°W / 73.8521361 ; -83.08059111 ( Sirmilik National Park and the proposed Tallurutiup Imanga National Marine Conservation Area ) Mixed : ( v ) , ( ix )  2018
Yukon Ice Patches Canada Yukon 60°16′49.6″N 135°41′36.6″W / 60.280444°N 135.693500°W / 60.280444 ; -135.693500 ( Yukon Ice Patches ) Cultural : ( iii ) , ( v )  2018