▁cause way ▁gates ▁were ▁opened ▁on ▁April ▁ 1 4 , ▁ 2 0 1 0 , ▁as ▁part ▁of ▁the ▁Pet it cod iac ▁River ▁Rest oration ▁Project ▁and ▁the ▁tid al ▁bore ▁began ▁to ▁grow ▁again . ▁The ▁rest oration ▁of ▁the ▁bore ▁has ▁been ▁sufficient ▁that ▁in ▁July ▁ 2 0 1 3 , ▁professional ▁sur fers ▁rode ▁a ▁one - meter - high ▁wave ▁ 2 9   km ▁up ▁the ▁Pet it cod iac ▁River ▁from ▁Bel live au ▁Village ▁to ▁Mon ct on ▁to ▁establish ▁a ▁new ▁North ▁American ▁record ▁for ▁continuous ▁sur f ing . ▁ ▁The ▁Sh uben ac ad ie ▁River , ▁also ▁off ▁the ▁Bay ▁of ▁Fund y ▁in ▁Nova ▁Scot ia . ▁When ▁the ▁tid al ▁bore ▁approaches , ▁completely ▁dra ined ▁river bed s ▁are ▁filled . ▁It ▁has ▁claimed ▁the ▁lives ▁of ▁several ▁tour ists ▁who ▁were ▁in ▁the ▁river bed s ▁when ▁the ▁bore ▁came ▁in . ▁Tour ▁boat ▁operators ▁offer ▁ra ft ing ▁exc urs ions ▁in ▁the ▁summer . ▁ ▁The ▁bore ▁is ▁fast est ▁and ▁highest ▁on ▁some ▁of ▁the ▁smaller ▁rivers ▁that ▁connect ▁to ▁the ▁bay ▁including ▁the ▁River ▁He bert ▁and ▁Mac can ▁River ▁on ▁the ▁C umber land ▁Bas in , ▁the ▁St . ▁Cro ix ▁and ▁Ken net cook ▁rivers ▁in ▁the ▁Min as ▁Bas in , ▁and ▁the ▁Sal mon ▁River ▁in ▁Tru ro . ▁ ▁Mexico ▁Histor ically , ▁there ▁was ▁a ▁tid al ▁bore ▁on ▁the ▁G ulf ▁of