Yellow ring with a black three alpha-numeric code.
note 1 : during the period 2000-2008 616 chicks and 15 adults have been ringed with yellow rings.
White ring with a black two alpha-numeric code.
note 1 : during the season 2006 about 60 spotted eagles (lesser and greater and hybrides) were marked. Also tree Greater Spotted eagles have been marked with GPS transmitters (2005-2006).
Red ring with a white three alpha-numeric code (on left leg) and metal ring (on right leg).
note 1 :