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Dutch Birding jaargang 21 nummer 3, 1999

Cover Baltic Gull  ·  Larus fuscus fuscus ㅤ Henry Lehto
Artikelen / papers
129 - 147	Identification of juvenile and immature Baltic Gulls Detlef Gruber
148 - 149	Dwergooruil in Ooypolder in mei-juni 1998 [European Scops Owl at Ooypolder in May-June 1998] Enno B Ebels, Erik van Winden & Olaf van Hoorn
150	Separating juvenile Imperial and Greater Spotted Eagles, in particular of pale morph 'fulvescens' Andrea Corso
151 - 153	Daurische Kauw in Noord-Holland in mei 1997 [Daurian Jackdaw in Noord-Holland in May 1997] Ruud E Brouwer & Rob A C Halff
154 - 159	Aspects of breeding habitat and behaviour in Wallcreeper Miroslav Saniga
Brieven / letters
160	Bill shape of South Polar Skua Magnus Ullman
Varia
161 - 163	Blue Ross's Goose Max Berlijn
DBA-nieuws / DBA-news
164	Top of Holland Vogelfestival in augustus 1999; Programma Dutch Birding-vogelweek in het kort; Vogelgeluiden op Dutch Birding-homepage; Birdsounds on Dutch Birding homepage
Aankondigingen & verzoeken / announcements & requests
165	Inhoudsopgave Nederlandse vogeltijdschriften; Oproep voor observatiehut bij Oehoes in Zuid-Limburg
Corrigendum
166	Corrigendum Redactie Dutch Birding
Recensies / reviews
166	A birder's guide to the Rio Grande Valley by Mark Lockwood, William B McKinney, James Paton & Barry R Zimmer Anthony McGeehan
166	Tanagers (second edition) by Morten L Isler & Phyllis R Isler Arnoud B van den Berg
Masters of mystery
167 - 171	Solutions of second round 1999: Egyptian Nightjar and Upcher's Warbler; Third round 1999
WP reports
172 - 178	WP reports: May-June 1999 Arnoud B van den Berg
Recente meldingen / recent reports
179 - 184	Nederland: april-mei 1999 Ruud M van Dongen, Remco Hofland & Peter W W de Rouw
185 - 186	België: april-mei 1999 Gerald Driessens
DB actueel
187 - 188	Dwergaalscholver in Oostvaardersplassen; New species of pygmy owl; New species of antwren; New species of tapaculo