▁and ▁after ▁many ▁years ▁of ▁decomposition , ▁the ▁comp ost ▁turns ▁to ▁soil , ▁acting ▁as ▁a ▁fert il izer ▁for ▁local ▁plant ▁life . ▁As ▁a ▁result , ▁grass , ▁plants , ▁and ▁wild life ▁are ▁now ▁native ▁to ▁the ▁area . ▁The ▁water , ▁however , ▁continu ously ▁la ps ▁the ▁shore , ▁due ▁to ▁moving ▁air ▁and ▁curr ents , ▁leaving ▁a ▁section ▁of ▁the ▁d une ▁er oded ▁where ▁sand ▁remains , ▁forming ▁a ▁beach . ▁ ▁Lake ▁Francis ▁is ▁a ▁relatively ▁small ▁lake , ▁with ▁a ▁high ▁percentage ▁of ▁water ▁area ▁being ▁mar sh ▁and ▁wet lands . ▁Lake ▁Man it oba , ▁however , ▁is ▁Man it oba ' s ▁third ▁largest ▁lake . ▁This ▁body ▁of ▁water ▁can ▁be ▁described ▁as ▁a ▁long , ▁wide , ▁but ▁shall ow ▁hy pos al ine ▁lake , ▁which ▁does ▁not ▁support ▁a ▁wet land ▁e cos ystem , ▁but ▁yet ▁is ▁home ▁to ▁many ▁species ▁of ▁fish ▁and ▁water f ow l ▁which ▁dwell ▁in ▁the ▁area . ▁Lake ▁Man it oba ▁bo asts ▁a ▁high ▁number ▁of ▁c ott age ▁dwell ings ▁and ▁sand y ▁be aches , ▁mainly ▁occupied ▁in ▁the ▁summer ▁months . ▁The ▁area ▁around ▁T win ▁L akes ▁Beach ▁& ▁St . ▁Laurent ▁is ▁composed ▁of ▁reason ably ▁fert ile ▁land , ▁suitable ▁for ▁cro ps ; ▁the ▁land ▁that ▁is ▁not ▁as ▁fert ile ▁is ▁used ▁for ▁past ures , ▁grass lands , ▁or ▁land ▁to ▁be ▁survey ed ▁into ▁future ▁private