1 7 2 . ▁The ▁west ▁part ▁is ▁in ▁the ▁un organ ized ▁territory ▁of ▁Mont - Val in ▁in ▁Le ▁F j ord - du - S ag uen ay ▁Regional ▁County ▁Municip ality ▁of ▁the ▁S ag uen ay – L ac - Saint - Jean ▁region . ▁The ▁east ▁part ▁is ▁in ▁the ▁La ▁Ha ute - C ô te - N ord ▁Regional ▁County ▁Municip ality ▁of ▁C ô te - N ord . ▁The ▁forest ▁covers ▁an ▁area ▁of ▁, ▁and ▁is ▁ ▁north west ▁of ▁Sac ré - Co eur . ▁ ▁The ▁forest ▁is ▁admin ister ed ▁by ▁Quebec ʻ s ▁Ministry ▁of ▁Natural ▁Resources , ▁Wild life ▁and ▁Park s , ▁Forest ▁Environment ▁Director ate . ▁It ▁was ▁designated ▁old - g row th ▁forest ▁in ▁ 2 0 0 3 , ▁and ▁has ▁IU CN ▁management ▁category ▁III . ▁A ▁map ▁of ▁the ▁e colog ical ▁regions ▁of ▁Quebec ▁shows ▁the ▁Sainte - M arg uer ite ▁River ▁as ▁the ▁boundary ▁between ▁the ▁fir / yellow ▁bir ch ▁bi oc lim atic ▁sub domain ▁to ▁the ▁south west , ▁and ▁the ▁fir / white ▁bir ch ▁sub domain ▁to ▁the ▁n ortheast . ▁Techn ically , ▁the ▁forest ▁is ▁in ▁the ▁latter ▁sub domain . ▁▁ ▁The ▁region ▁has ▁rug ged ▁terrain ▁with ▁high ▁hills ▁and ▁mountains ▁cut ▁by ▁ste ep ▁s ided ▁valle ys . ▁The ▁forest ▁is ▁on ▁the ▁lower ▁part ▁of ▁a ▁mountains ide ▁north ▁of ▁the ▁Sainte - M arg