All reports concern date extensions for birds previously accepted for 20 January to 15 February 1988 (two individuals in Zeeland; van den Berg & Bosman 2001), for 12 March 2010 (Johannes Kerkhovenpolder) and for 23 April 2010 (Ezumakeeg, Lauwersmeer), respectively (Ovaa et al 2012).The birds in 1988 were the second and third for the Netherlands, which returned for several consecutive winters.

The increase in records entered online on internet portals such as many new details about past records.

For the sake of completeness, date extensions are presented in this report.

Bufflehead / Buffelkopeend 0,2,127 September 2011 to 26 May and 17 September to , Gaatkensplas and surroundings, Barendrecht, Zuid-Holland, adult male, photographed (B de Jong, P Sintnicolaas et al); 9-23 April, Philipsdam, Schouwen-Duiveland, Zeeland, second calendar-year male, photographed, videoed (M Hoekstein, P A Wolf, M Berlijn et al).

The returning adult male stayed at Barendrecht for its ninth consecutive winter.

Reports can also be sent by ordinary mail to CDNA, Duinlustparkweg 98A, 2082 EG Santpoort-Zuid, the Netherlands, preferably using the online submission forms at this online database contains all records of rare birds up to 2012 (cf Dutch Birding 34: 346, 2012).

Here, also recently accepted records or rejected reports as well as reports currently under review are listed.White-headed Duck / Witkopeend 5,13,017 December 2011 to 24 February, Reeuwijkse Plassen, Reeuwijk, Zuid-Holland, first-winter, photographed (Dutch Birding 34: 68, plate 89, 2012); 12-19 March, Bleeke Heide, Chaam, Alphen-Chaam, Noord-Brabant, adult female, photographed (M-J van Gestel, J van Gestel et al).The bird at Bleeke Heide is considered to be one of the two individuals that stayed at this site two years earlier, from 24 March to 2 April 2010 and on 6-9 April 2010 (Ovaa et al 2011).Details included for each record are, if available: date(s); location and/or municipality (municipal divisions as on 1 January 2013); province; number of birds if more than one, plumage and sex; type of record if trapped, photographed, sound-recorded, videoed or found dead (and where specimen is stored, if known); names of up to three observers involved in finding, identifying and recording, and relevant references in the literature, which normally include (inter)national but not regional journals, and published photographs.A compilation of most rarities videoed can be found in Plomp (2013).The sequence of the records in the species accounts is from the current year backwards, with records within one year presented chronologically.