▁Am ir _ 5 0 6 6 ▁and ▁Am ir _ 1 0 9 5 . ▁The ▁second ▁addition ▁of ▁ 2 , 3 - D H B ▁is ▁followed ▁by ▁a ▁hydro ly t ic ▁cle av age , ▁re le asing ▁the ▁s ider oph ore . ▁ ▁References ▁▁ ▁Category : S ider op hor es <0x0A> </s> ▁H MA S ▁Ass ault ▁is ▁a ▁former ▁Royal ▁Australian ▁Navy ▁( R AN ) ▁training ▁centre ▁that ▁was ▁in ▁use ▁during ▁World ▁War ▁II , ▁located ▁at ▁Nelson ▁Bay ▁in ▁the ▁Mid ▁North ▁Coast ▁region ▁of ▁New ▁South ▁Wales , ▁Australia . ▁ ▁Form ation ▁and ▁history ▁In ▁June ▁ 1 9 4 2 , ▁Royal ▁Navy ▁Commander ▁F . ▁N . ▁Cook , ▁the ▁former ▁commander ▁of ▁the ▁Com b ined ▁Oper ations ▁Centre ▁– ▁ ▁– ▁who ▁was ▁on ▁loan ▁to ▁the ▁R AN ▁to ▁help ▁establish ▁an ▁Australian ▁combined ▁operations ▁school , ▁identified ▁Port ▁Steph ens ▁as ▁the ▁ideal ▁location ▁to ▁establish ▁a ▁R AN ▁training ▁base ▁for ▁am ph ib ious ▁land ings . ▁On ▁ 9 ▁August , ▁General ▁Douglas ▁Mac Ar thur ▁ordered ▁the ▁establishment ▁of ▁the ▁J oint ▁O verse as ▁Oper ational ▁Training ▁School ▁( J O OT S ) ▁at ▁Port ▁Steph ens . ▁While ▁the ▁base ▁was ▁under ▁construction , ▁ ▁was ▁assigned ▁to ▁the ▁area ▁as ▁an ▁accommod ation ▁ship , ▁with ▁ ▁serving ▁as ▁a ▁tender . ▁ ▁The ▁stone ▁fr ig ate ▁H MA S ▁Ass ault ▁was