Others lakes are RincÃ n ( fresh water , area of 28.2 km ) , Oviedo ( brackish water , area of 28 km ) , Redonda , LimÃ n. Others lakes are RincÃ n ( fresh water , area of 28.2 kmÂ ) , Oviedo ( brackish water , area of 28 kmÂ ) , Redonda , LimÃ n.