, ▁but ▁the ▁United ▁States ▁Supreme ▁Court ▁decl ined ▁to ▁hear ▁the ▁state ' s ▁argument ▁to ▁reverse ▁the ▁lower ▁court ▁decision . ▁After ▁the ▁highest ▁court ▁refused ▁to ▁reverse , ▁five ▁other ▁Ch ipp ew a ▁bands ▁joined ▁the ▁Lac ▁Cour te ▁O re illes ' ▁legal ▁action . ▁The ▁Se vent h ▁Circ uit ▁sent ▁the ▁case ▁back ▁to ▁U . S . ▁District ▁Court ▁with ▁instructions ▁for ▁the ▁court ▁to ▁determine ▁the ▁scope ▁of ▁the ▁treat y ▁rights ▁and ▁to ▁resolve ▁conflicts ▁related ▁to ▁reg ulation ▁of ▁off - res ervation ▁resources . ▁ ▁On ▁August ▁ 2 1 , ▁ 1 9 8 7 , ▁the ▁U . S . ▁District ▁Court ▁Judge ▁Barbara ▁Cra bb ▁ruled ▁that ▁six ▁O j ib we ▁( Ch ipp ew a ) ▁trib al ▁govern ments ▁had ▁the ▁right ▁under ▁these ▁federal ▁treat ies ▁for ▁hunting ▁and ▁fish ing ▁throughout ▁their ▁former ▁territ ories . ▁In ▁sett ling ▁questions ▁about ▁reg ulation ▁of ▁off - res ervation ▁hunting ▁and ▁fish ing , ▁Judge ▁Cra bb ▁ruled ▁the ▁state ▁could ▁interven e ▁to ▁protect ▁natural ▁resources , ▁but ▁that ▁tribes ▁had ▁the ▁right ▁first ▁to ▁establish ▁their ▁own ▁regul atory ▁system . ▁This ▁could ▁prev ail ▁if ▁they ▁showed ▁the ▁court ▁their ▁system ▁was ▁as ▁protect ive ▁of ▁the ▁resource ▁as ▁was ▁the ▁state ' s ▁system . ▁After ▁detailed ▁scientific ▁testim ony , ▁Cra bb ▁approved ▁a ▁natural ▁resource ▁code ▁adopted ▁by ▁the ▁six ▁trib al ▁govern ments , ▁which ▁allowed ▁members