Not closely related but similar in appearance and habits
Black necked Grebe, Sologne June 12, 2012Black necked Grebe, Sologne June 12, 2012-2Great Crested Grebe with catfish, La Cherine, BrenneJune 20, 2012Gt Crested Grebe winter plumage, Rollesby Broad, January 11, 2012Gt Crested Grebe winter plumage, Rollesby Broad, January 11, 2012-2Lt Grebe, Cley October 18, 2012Lt Grebe, Cley October 18, 2012-2