0 s , ▁Br is b ane ▁commercial ▁interests ▁head ed ▁by ▁Thomas ▁Dow se ▁and ▁Br is b ane ▁Valley ▁squ at ters ▁John ▁and ▁David ▁Mc Con nel , ▁promoted ▁the ▁establishment ▁of ▁a ▁sh ipping ▁centre ▁at ▁the ▁head ▁of ▁C abb age ▁Tree ▁Creek . ▁They ▁were ▁in ▁competition ▁with ▁rival ▁claims ▁for ▁Br is b ane ▁and ▁Cleveland ▁as ▁the ▁principal ▁port ▁for ▁Mor eton ▁Bay . ▁The ▁Village ▁of ▁Sand gate ▁was ▁officially ▁survey ed ▁in ▁ 1 8 5 2 , ▁with ▁the ▁first ▁sale ▁of ▁Sand gate ▁town ▁lots ▁held ▁at ▁Br is b ane ▁in ▁November ▁ 1 8 5 3 . ▁Most ▁of ▁the ▁land ▁sold ▁was ▁purchased ▁by ▁the ▁spec ulative ▁invest ors ▁behind ▁the ▁move ▁to ▁create ▁a ▁port ▁at ▁Sand gate . ▁However , ▁with ▁Br is b ane ▁subsequently ▁cons olid ating ▁its ▁position ▁as ▁the ▁port ▁for ▁Mor eton ▁Bay , ▁Sand gate ▁l angu ished . ▁Land owner ▁in action , ▁poor ▁communication ▁and ▁strong ▁Ab original ▁resistance ▁further ▁ret arded ▁its ▁development . ▁ ▁Native ▁police ▁were ▁station ed ▁at ▁Sand gate ▁from ▁late ▁ 1 8 5 2 ▁until ▁ 1 8 6 2 ▁to ▁" dis per se " ▁the ▁B rib ie ▁Island ▁and ▁N ing y - N ing y ▁people , ▁and ▁facil itate ▁non - ind igen ous ▁occupation ▁of ▁the ▁land ▁in ▁the ▁C abb age ▁Tree ▁Creek ▁and ▁P ine ▁R ivers ▁districts . ▁With ▁the ▁removal ▁of