▁residence ▁as ▁far ▁south ▁as ▁Florida , ▁in ▁places ▁such ▁as ▁ret ention ▁p onds ▁in ▁a partment ▁complex es . ▁In ▁ 2 0 1 5 , ▁the ▁Ohio ▁population ▁of ▁Canada ▁ge ese ▁was ▁reported ▁as ▁roughly ▁ 1 3 0 , 0 0 0 , ▁with ▁the ▁number ▁likely ▁to ▁continue ▁increasing . ▁Many ▁of ▁the ▁ge ese , ▁previously ▁mig rat ory , ▁reported ly ▁had ▁become ▁native , ▁remaining ▁in ▁the ▁state ▁even ▁in ▁the ▁summer . ▁The ▁increase ▁was ▁attributed ▁to ▁a ▁lack ▁of ▁natural ▁pred ators , ▁an ▁abund ance ▁of ▁water , ▁and ▁pl ent iful ▁grass ▁in ▁man ic ured ▁la wn s ▁in ▁urban ▁areas . ▁Canada ▁ge ese ▁were ▁elimin ated ▁in ▁Ohio ▁following ▁the ▁American ▁Civil ▁War , ▁but ▁were ▁re int rodu ced ▁in ▁ 1 9 5 6 ▁with ▁ 1 0 ▁pairs . ▁The ▁population ▁was ▁estimated ▁at ▁ 1 8 , 0 0 0 ▁in ▁ 1 9 7 9 . ▁The ▁ge ese ▁are ▁considered ▁protected , ▁though ▁a ▁hunting ▁season ▁is ▁allowed ▁from ▁September ▁ 1 – 1 5 , ▁with ▁a ▁daily ▁bag ▁limit ▁of ▁five . ▁The ▁Ohio ▁Department ▁of ▁Natural ▁Resources ▁recomm ends ▁a ▁number ▁of ▁non - le th al ▁sc are ▁and ▁ha zing ▁tact ics ▁for ▁n uis ance ▁ge ese , ▁but ▁if ▁such ▁methods ▁have ▁been ▁used ▁without ▁success , ▁they ▁may ▁issue ▁a ▁permit ▁which ▁can ▁be ▁used ▁from ▁March ▁ 1 1 ▁through ▁August ▁