. ▁Most ▁of ▁Corn ish ▁Creek ▁was ▁incorpor ated ▁into ▁Mut tab ur ra , ▁except ▁for ▁a ▁small ▁part ▁of ▁eastern ▁Corn ish ▁Creek ▁which ▁was ▁incorpor ated ▁into ▁Ar am ac . ▁ ▁Geography ▁ ▁The ▁Thom son ▁River ▁forms ▁the ▁south - western ▁boundary ▁of ▁the ▁local ity . ▁Corn ish ▁Creek ▁flows ▁through ▁the ▁local ity ▁from ▁east ▁( Upper ▁Corn ish ▁Creek ) ▁to ▁west ▁( Table der ry ) ▁where ▁it ▁becomes ▁a ▁trib ut ary ▁to ▁the ▁Thom son ▁River . ▁All ▁water c ourses ▁in ▁the ▁local ity ▁flow ▁into ▁the ▁Lake ▁E y re ▁d rain age ▁bas in . ▁ ▁The ▁Mut tab ur ra ▁Ar am ac ▁Road ▁enters ▁the ▁local ity ▁from ▁the ▁west ▁( M ut tab ur ra ) ▁and ▁passes ▁through ▁the ▁local ity ▁exit ing ▁to ▁the ▁south ▁( S ard ine ). ▁Cross more ▁Road ▁enters ▁the ▁local ity ▁from ▁the ▁south - west ▁( M ut tab ur ra ) ▁and ▁has ▁its ▁j unction ▁with ▁the ▁Mut tab ur ra ▁Ar am ac ▁Road ▁within ▁the ▁local ity . ▁ ▁The ▁principal ▁land ▁use ▁is ▁gra zing . ▁ ▁History ▁ ▁Corn ish ▁Creek ▁is ▁part ▁of ▁the ▁traditional ▁trib al ▁lands ▁of ▁the ▁In ing ai . ▁In ing ai ▁( also ▁known ▁as ▁Y ining ay , ▁Mut tab ur ra , ▁T ate bur ra , ▁Y in ang ay , ▁Y in ang i ) ▁is ▁an ▁Australian ▁Ab original