se ▁Dé charge , ▁rivière ▁du ▁Mou lin . ▁ ▁west ▁side : ▁rivière ▁du ▁Mou lin , ▁rivière ▁aux ▁R ats , ▁Ch ic out imi ▁River . ▁ ▁The ▁G auth ier ▁River ▁r ises ▁at ▁the ▁mouth ▁of ▁Lac ▁des ▁Mal ta is ▁( length : ▁; ▁alt itude : ▁) ▁in ▁agricult ural ▁areas . ▁This ▁source ▁is ▁located ▁at : ▁▁ ▁south - east ▁of ▁the ▁center ▁of ▁the ▁ham let ▁Mal her be ; ▁▁ ▁south - west ▁of ▁a ▁b end ▁in ▁the ▁rivière ▁à ▁Mars ; ▁▁ ▁south - west ▁of ▁Bag ot ville ▁Airport ▁terminal ; ▁▁ ▁to ▁the ▁south west ▁▁ ▁south - east ▁of ▁dow nt own ▁S ag uen ay ; ▁▁ ▁south - west ▁of ▁the ▁confl u ence ▁of ▁the ▁rivière ▁à ▁Mars ▁and ▁the ▁Ba ie ▁des ▁Ha ! ▁Ha !. ▁ ▁From ▁its ▁source , ▁the ▁G auth ier ▁river ▁flows ▁over ▁ ▁with ▁a ▁drop ▁of ▁ ▁especially ▁in ▁agricult ural ▁area , ▁according ▁to ▁the ▁following ▁segments : ▁▁ ▁to ▁the ▁north ▁by ▁crossing ▁the ▁Lac - des - Mal ta is ▁road ▁as ▁well ▁as ▁the ▁mid - segment ▁railway , ▁and ▁forming ▁a ▁curve ▁towards ▁the ▁west , ▁as ▁well ▁as ▁crossing ▁the ▁Roger - P ed ne ault ▁Lake ▁( length : ▁; ▁alt itude : ▁). ▁Note : ▁this ▁body ▁of ▁water ▁receives ▁from ▁the ▁sout heast ▁the ▁dis charge ▁from ▁the ▁F ren ière ▁River ; ▁▁ ▁north wards ▁passing