▁been ▁abund ant ▁on ▁the ▁central ▁island ▁of ▁the ▁city , ▁ ▁f isk est ock ▁- ▁either ▁the ▁local ▁" fish ▁liv est ock " ▁or ▁a ▁h ollow ed - out ▁log ▁used ▁as ▁an ▁os ier ▁basket , ▁ ▁the ▁place ▁where ▁the ▁water course ▁and / or ▁logs ▁c logs ▁( stock ar ▁sig ), ▁ ▁the ▁name ▁Sto cks und ▁for ▁the ▁stream ▁flow ing ▁through ▁the ▁city , ▁as ▁mentioned ▁in ▁S nor ri ▁St url us on ' s ▁Y ng ling a ▁s aga ▁and ▁the ▁s aga ▁of ▁Saint ▁O la f ▁( see ▁below ), ▁thus ▁supp osing ▁the ▁original ▁name ▁of ▁the ▁city ▁was ▁Sto cks und sh ol m ▁(" Log - stra it - is let "), ▁ ▁a ▁foot bridge ▁stretch ing ▁over ▁the ▁stream , ▁supposed ly ▁built ▁before ▁ 1 0 0 0 , ▁and , ▁▁ ▁probably ▁the ▁most ▁w ides p read ▁explanation , ▁logs ▁d ril led ▁into ▁the ▁stra it ▁for ▁either ▁def ensive ▁purposes , ▁or ▁to ▁force ▁ships ▁to ▁pay ▁to ll s . ▁ ▁To ▁add ▁to ▁the ▁en igma , ▁Stockholm ▁has ▁been ▁called ▁E ken ▁(" The ▁o ak ") ▁in ▁many ▁context s . ▁While ▁it ▁is ▁mostly ▁associated ▁with ▁sl ang ▁today , ▁it ▁is ▁supposed ly ▁derived ▁from ▁Stock hä cken , ▁the ▁name ▁the ▁city ▁was ▁given ▁by ▁trad ers ▁from ▁V ä ster g öt land ▁( called ▁V äst g öt ak