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Pallas’s Reed Bunting at Linosa, Italy, in October 2017 with remarks on identification pitfalls of juvenile plumage
DB 40:6 (2018) · pagina's 389-400 · Andrea Corso, Ottavio Janni, Michele Viganò, Raimondo Finati & MISC
DB 40:6 (2018) · pagina's 389-400 · Andrea Corso, Ottavio Janni, Michele Viganò, Raimondo Finati & MISC
weinig bekende kleed te bestuderen en te vergelijken met foto’s van gevangen vogels in de hand en ... in oktober. De belangrijkste kenmerken waarmee een laat ruiende juveniele Pallas’ in Europa is te ... alle Rietgorzen; en 3 de kenmerkende musachtige roep, herinnerend aan die van Ringmus Passer montanus ... Emberiza pusilla (up to 12). We also recorded an impressive range of vagrants during our spring ... to the site of the original sighting: ‘the vagrant re-finding strategy’. We thus went home, had a good
Masked Booby in Iran in April 2007
DB 31:4 (2009) · pagina 223 · Raffael Ayé & Ibrahim Bayrami
DB 31:4 (2009) · pagina 223 · Raffael Ayé & Ibrahim Bayrami
national 2009). Roberts (1991) considers the species to be rare along the Pakistani Mekran coast ..., S & Schiermacker-Hansen, P 1996. Field guide to the birds of the Middle East. London. Roberts, T ... extralimital Nazca Booby S granti...). We studied the bird for c 15 min and it was still resting on the buoy when we left. When we returned c three hours later, it had left. The status of Masked Booby in Iran ...=SitHTMDetails.asp&sid=8238&m=0 (accessed 8 March 2009). Hüe, F & Etchécopar, R 1970. Les oiseaux du Proche et
Purple Swamp-hen is a complex of species
DB 20:1 (1998) · pagina's 13-21 · George Sangster
DB 20:1 (1998) · pagina's 13-21 · George Sangster
. Hartert, E 1921-1922. Die Vögel der Paläarktischen Avifauna. Three volumes. Berlin. Hartert, E 1924 ... right up to the present. An important aspect of avian taxonomy during the 1940s to early 1980s ... the two takahe are truly distinct. In taking a fresh look at the problem, Trewick (1996) analysed ... for subspecies taxa. At the level of species it was common practice during most of this century to lump forms ... and Nile delta in Egypt and in Africa south of the Sahara. It is unique among swamp-hens in having
New breeding colony of Yellow-legged Gull at Port Fouad, Egypt, in May 2016
DB 39:2 (2017) · pagina 86 · Mohamed Habib
DB 39:2 (2017) · pagina 86 · Mohamed Habib
New breeding colony of Yellow-legged Gull at Port Fouad, Egypt, in May 2016 During recent decades ..., Port Fouad, just east of Port Said (31°10’N, 32°24’E), where the species nested on small patches ... and Common Terns, which can have adverse effects on their breeding colonies. During the survey, 400-500 ... of the area during the breeding season. Acknowledgements I thank Bonnie Grover for improving this note ... under pressure due to feral dogs and people collecting chicks. In order to safeguard
Solutions of third round 2007: Magnificent Frigatebird and Turkestan Shrike; Fourth round 2007
DB 29:4 (2007) · pagina's 234-237 · Rob S A van Bemmelen, Dick Groenendijk & Jan Eerbeek
DB 29:4 (2007) · pagina's 234-237 · Rob S A van Bemmelen, Dick Groenendijk & Jan Eerbeek
, Netherlands (masters@dutchbirding.nl) Jan Eerbeek, De Peel 2, 4041 EL Kesteren, Netherlands (masters ... of the characters to identify Brown Shrike in all plumages is the species’ rather robust appearance with larger ... to Dutch Birding. From those entrants having identified both mystery birds correctly, two persons ... Klauwier Lanius collurio, juvenile, Texel, Noord-Holland, 4 October 2005 (Arnoud B van den Berg) 005 Brown
Tibetan Snowcock
DB 27:1 (2005) · pagina's 43-45 · Otto Plantema & Enno B Ebels
DB 27:1 (2005) · pagina's 43-45 · Otto Plantema & Enno B Ebels
– making identification on range possible – the exception being Himalayan and Tibetan, which overlap ... for various ailments including rheumatism. During a total of 10 treks in the Himalaya, I (Otto Plantema ... 2003 during a four-week light-weight trek, I planned to camp for three days (13-15 October ... be observed in loose groupings during the rest of the day. The following two days, the same routine ... characters can be seen: the large size, brownish-grey upperparts and tail, white ear-covert patch, two
Birds of Kazakhstan: new and interesting data, part 4
DB 35:1 (2013) · pagina's 30-33 · Arend Wassink
DB 35:1 (2013) · pagina's 30-33 · Arend Wassink
, Gordienko, N S, Timoshenko, A Y, Salemgareev A, Vilkov V S & Karpov F F 2011. [Results ... 33: 109–111. Wassink, A & Oreel, G J 2007. The birds of Kazakhstan. De Cocksdorp. Wassink ... and Masked Shrike new to Kazakhstan. Dutch Birding 33: 239-244. Arend Wassink, Postweg 64, 1795 JR De ... migration range, ie, south-eastern and eastern Kazakhstan, although a hybrid female Crested x ...-IFHC 2012b). After a first-summer female on 17-24 May 2009 (Le Nevé et al/NARC-IFHC 2010, Wassink
Variation of black bib in Common Redstart as potential identification pitfall in hybrids
DB 45:5 (2023) · pagina's 313-317 · Nicolas Martinez
DB 45:5 (2023) · pagina's 313-317 · Nicolas Martinez
Redstart P ochruros x phoenicurus (van der Spek & Martinez 2018, 2023). During the last years, I received ... and wing spacing ratio (y = -0.0013x + 0.715, R2 = 0.0016). All birds except one showed emarginations ... in Switzerland during the breeding period. The other sample includes 58 male specimens held in the Natural ... photographed in north-western Switzerland during breeding period (sample 1), specimens held in Natural ... based their identification on van der Spek & Martinez (2018). However, the focus of van der Spek
Identification of adult male yellow wagtails in winter plumage in western Europe
DB 21:5 (1999) · pagina's 241-253 · Raül Aymí
DB 21:5 (1999) · pagina's 241-253 · Raül Aymí
delta in 1992-95 were partially sponsored by Grup Català d’Anellament and Parc Natural del Delta de ... herkenning besproken van adulte mannetjes in winterkleed van de gele kwikstaart Motacilla taxa die ... in najaar-winter met de huidige kennis niet op naam te brengen. Dit artikel is gebaseerd op ... cinereocapilla 9 (c 1%). De belangrijkste verenkleedkenmerken om de taxa te onderscheiden kunnen als volgt worden ... cinereocapilla zijn vaak scheller dan die van de overige vier taxa maar verder verschillen de roepen
Grey Partridge: comments on its phylogeography and phylogeny
DB 35:6 (2013) · pagina 386 · Gerald J Oreel
DB 35:6 (2013) · pagina 386 · Gerald J Oreel
for commenting on the first draft of this letter. References Bao, X-k, Liu, N-f, Qu, J-y, Wang, X-l, An, B, Wen, L-y & Wong, S 2010. The phylogenetic position and speciation dynamics of the genus Perdix ... separated during the early Pleistocene). However, Potts (2012, pp 46-48) argued, by using a mutation rate ... present (coinciding with the Saalian glaciation, the most extensive glaciation recorded in Europe). He
Solutions of sixth round 2005: Grey Wagtail and Eastern Crowned Warbler; First round 2006
DB 28:1 (2006) · pagina's 33-37 · Rob S A van Bemmelen & Dick Groenendijk
DB 28:1 (2006) · pagina's 33-37 · Rob S A van Bemmelen & Dick Groenendijk
, Albert van den Ende, Hein van Grouw, Wietze Janse, Herman van Oeveren, André van der Plas, Kees Roselaar and Aart Vink for taking care of the website and helping in other ways; and, above all, Gino ... 26 entrants of which five managed to identify both mystery birds correctly. From them, Davy De ... to breeding latitude. Most individuals moult during June to September and the depicted bird is still ... of other Phylloscopus species. During a small museum survey, such pale fringes were only found in Eastern
Presumed Stejneger’s x White-winged Scoter hybrid at Cape Nome, Alaska, in June 2024
DB 47:1 (2025) · pagina 35 · Daniel López-Velasco, Pat Lonergan & Killian Mullarney
DB 47:1 (2025) · pagina 35 · Daniel López-Velasco, Pat Lonergan & Killian Mullarney
, Hans Larsson, Ian Lewington, Björn Malmhagen, Marten Müller, Guillermo Rodriguez Lázaro, David ... and discusses the likelihood of it having been a Stejneger’s x White-winged Scoter hybrid M stejnegeri x ... counted at the same time in June 2024 (own observations). This probably reflects the species having ... on a birding trip to Alaska, USA, in June 2024, we devoted some time to observing up to a dozen male ...-winged Scoters M deglandi (hereafter deglandi) in the vicinity of Nome. On 3 June, we saw
Solutions of second round 2003: Veery and Ortolan Bunting; Third round 2003
DB 25:3 (2003) · pagina's 174-176 · Rob S A van Bemmelen & Dick Groenendijk
DB 25:3 (2003) · pagina's 174-176 · Rob S A van Bemmelen & Dick Groenendijk
supercilium or ear-covert pattern, places this bird in the ‘ortolan group’. The bird can be aged ... at www.dutchbirding.nl Entries for the third round have to arrive by 1 July 2003. From those entrants having ... wing coverts. Therefore, Song Thrush is quite easily eliminated. We are left with Common ... in some plumage features of these Catharus thrushes due to both individual and subspecific (geographic ... or olive-grey upperparts and these colours do not fit the mystery bird either. A more careful look
Breeding of Sooty Falcon on Egyptian Red Sea islands in 2012-17
DB 41:1 (2019) · pagina's 29-36 · Mohamed I Habib
DB 41:1 (2019) · pagina's 29-36 · Mohamed I Habib
, Gebrezgabhier, Y, Haile, Z, Chiozzi, G & De Marchi, G 2008. The status of breeding seabirds ..., Elliott, A, Sargatal, J, Christie, D A & de Juana, E (editors), Handbook of the birds of the world ... al 1995), with a brief visit to each nest taking at most 3-5 min between 07:00 and 15:00. From two ... birds soaring in a group above the nest site. Egg laying started in the last week of July and lasted ... be obtained. Food Sooty Falcon specializes in taking birds and insects in flight. Early in the breeding
New bird species described in 2020-21
DB 44:1 (2022) · pagina's 80-81 · Łukasz Ławicki & André J van Loon
DB 44:1 (2022) · pagina's 80-81 · Łukasz Ławicki & André J van Loon
, Ashari, H, Suparno, Gwee, C Y, Lee, G W X, Wu, M Y & Ng, N S R 2020. A lost world in Wallacea ..., Ashari, H, Suparno, Trainor, C R, Verbelen, P, Wu, M Y & Rheindt, F E 2020. A new Myzomela ... Melanocharitidae. Ibis 163: 1310-1329). During an ornithological expedition to the Kumawa mountains ...://tinyurl.com/2p8dry2s. Satin Berrypecker / Satijnbessenpikker Melanocharis citreola Milá, Ashari
In Memoriam: Michele Panuccio (1976-2019)
In Memoriam · 20 June 2019 · Webredactie Dutch Birding
conditions on raptors' migration. For this, he used visual observations, radar monitoring, ringing recoveries and GPS tracking. Besides raptors, he also studied waterbirds. Michele authored more than 100 papers, many in scientific journals. Thanks to his passion and research we discovered a lot about behavioural ecology of raptors, in particular during their migration. Most of his papers are available ... Panuccio died at the age of only 42 years. He was one of the best European raptor specialists
In Memoriam · 20 June 2019 · Webredactie Dutch Birding
conditions on raptors' migration. For this, he used visual observations, radar monitoring, ringing recoveries and GPS tracking. Besides raptors, he also studied waterbirds. Michele authored more than 100 papers, many in scientific journals. Thanks to his passion and research we discovered a lot about behavioural ecology of raptors, in particular during their migration. Most of his papers are available ... Panuccio died at the age of only 42 years. He was one of the best European raptor specialists
Foto's uploaden
Nieuws · 26 January 2014 · Jeroen van Vianen
Nieuws · 26 January 2014 · Jeroen van Vianen
De DB Alerts app voor iPhone ondersteunde het al sinds de laatste update, maar nu worden de foto's die in het veld via de app geüpload worden ook getoond op dutchbirdalerts.nl. Een ikoontje van een fototoestel is dan zichtbaar achter de soort in de lijst aan de linkerkant.
Het uploaden van foto's kan op dit moment alleen met de app voor iOS. Aan de android versie wordt gewerkt.
Birding in Burkina Faso, more than just birdwatching
DB 24:3 (2002) · pagina's 127-141 · Bruno Portier, Clark Lungren & Georges H Ouéda
DB 24:3 (2002) · pagina's 127-141 · Bruno Portier, Clark Lungren & Georges H Ouéda
. London. Thonnerieux, Y 1983. Résultats préliminaires sur la présence dans le Sahel voltaïque d’oiseaux migrateurs en provenance d’Europe. Rapport de mission CORA/IRBET. Thonnerieux, Y 1986. Commentaires sur quelques migrateurs paléarctiques du Burkina Faso (ex Haute Volta) à travers les reprises de ... of the programme ‘Gestion Participative des Ressources Naturelles et de la Faune’ (GEPRENAF) which aims ..., capacité de charge des sites. Alauda 64: 307-332. Weesie, P D M & Belemsobgo, U 1997. Les rapaces diurnes
Pied Bush Chat in the Western Palearctic
DB 44:3 (2022) · pagina's 201-206 · Łukasz Ławicki
DB 44:3 (2022) · pagina's 201-206 · Łukasz Ławicki
Bushchat Saxicola caprata. In: del Hoyo, J, Elliott, A, Sargatal, J, Christie, D A & de Juana, E ...) Roselaar, Mudhafar Salim, Peter de Vries and Arend Wassink. References Allouse, B E 1953. The avifauna .... Robins and chats. London. Cohen, A, Granit, B & Perlman, Y 2015. Bulletin 9:01 on rare birds ... & Svensson (2018), Pied Bush Chat is found regularly only during summer in eastern Iran. In the other ... of rossorum and bicolor in the field is very difficult, due to subtle features and large individual
Juvenile plumage of Javan Crested Honey Buzzard, with comments on mimicry in south-eastern Asian Pernis and Spizaetus species
DB 21:4 (1999) · pagina's 192-197 · S (Bas) van Balen, Resit Sözer, Vincent Nijman, Rona Dennis, Eric Meijaard & Paul R Jepson
DB 21:4 (1999) · pagina's 192-197 · S (Bas) van Balen, Resit Sözer, Vincent Nijman, Rona Dennis, Eric Meijaard & Paul R Jepson
, Indonesië. Javaanse Wespendief is een (zeer) zeldzame en op Java endemische roofvogel. De structuur, het verenkleed en de naakte delen van de gefotografeerde vogel worden beschreven. De gelijkenis van ...-Maleise gebied en op de Filippijnen. Javaanse Havikarend komt eveneens alleen op Java voor. References ... during field studies by the authors throughout the Indonesian part of the ranges of Crested P ... skins may have got lost during World War II. Four skins of Javan Crested Honey Buzzard are at Museum
Seasonal pattern of plumage colour in Yellow-legged Gulls at Bay of Biscay, Spain
DB 41:3 (2019) · pagina's 166-174 · Juan Arizaga, Alfredo Herrero & Asier Aldalur
DB 41:3 (2019) · pagina's 166-174 · Juan Arizaga, Alfredo Herrero & Asier Aldalur
. Guía para la determinación de la edad y sexo en las estrigiformes ibéricas. Madrid. Mínguez, E ... halverwege de zomer in het vijfde kalenderjaar vastgesteld. De resultaten kwamen overeen met die van ... exemplaren al in de zomer van hun derde jaar een adult verenkleed leken te hebben. References Aguirre, J I ... poblaciones del norte de la Península Ibérica. Ardeola 44: 19-26. Neubauer, G, Faber, M & Zagalska ... plumage. Note, however, that whole plumage is new due to complete moult during summer of its second year
Possible Common Gull x Mediterranean Gull hybrid
DB 16:2 (1994) · pagina 72 · Bill Oddie
DB 16:2 (1994) · pagina 72 · Bill Oddie
but there was no sign of any darker ear-covert mark. The legs were a rather non-descript yellow-tinged ...Brieven Possible Common Gull x Mediterranean Gull hybrid Reading the solution of mystery photograph 54 by Bernadette Balten and others (Dutch Birding 15: 267, 1993) may have solved a mystery for me! On 31 December 1993, I was watching gulls on Hampstead Heath, London, England, where I was puzzled ... strong winds. If Common Gull x Mediterranean Gull hybrids do exist it would seem possible that they too
Flight identification of Cory's and Scopoli's Shearwaters
DB 20:5 (1998) · pagina's 216-225 · Ricard Gutiérrez
DB 20:5 (1998) · pagina's 216-225 · Ricard Gutiérrez
: 303-319. Mougin, J-L, Jouanin, C & Roux, F 1991. Le Puffin cendré Calonectris diomedea de Flores (Archipel de Açores). Oiseau 61: 54-62. Paterson, A M 1997. Las aves marinas de España y Portugal .... Triay, R & Capó, J 1996. Biometria del Virot Calonectris diomedea a l’illa de Menorca (illes ... me during sea-watches at Llobregat delta. The comments by the members of the editorial board .... This was possible due to the number of birds present off Vila Franca do Campo (more than 6000 birds
Birds of Central America: Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, and Panama
Recensies · 17 February 2019 · Joren van Schie
of Central America, and I remember having to carry four guides with me: one for Belize, one for Northern ... birds. I have not found a single drawing that did not convince me. Just to mention a few ... and illustrations is nowhere near Vallely and Dyer’s brand-new field guide. So, what do we find in the book ... Central America (2016), written by Jesse Fagan and Oliver Komar and illustrated by Robert ... of Nicaragua: A Field Guide(2018), in which the same Robert Dean collaborated with Liliana
Recensies · 17 February 2019 · Joren van Schie
of Central America, and I remember having to carry four guides with me: one for Belize, one for Northern ... birds. I have not found a single drawing that did not convince me. Just to mention a few ... and illustrations is nowhere near Vallely and Dyer’s brand-new field guide. So, what do we find in the book ... Central America (2016), written by Jesse Fagan and Oliver Komar and illustrated by Robert ... of Nicaragua: A Field Guide(2018), in which the same Robert Dean collaborated with Liliana
Separation of Pied Wheatear and Cyprus Pied Wheatear
DB 16:5 (1994) · pagina's 177-185 · Brian J Small
DB 16:5 (1994) · pagina's 177-185 · Brian J Small
worden de verschillen in verenkleed en structuur behandeld tussen Bonte Tapuit Oenanthe pleschanka en ...). Cyprustapuit onderscheidt zich van Bonte Tapuit door de algehele donkerdere indruk, warmer en ... van groot belang zijn voor de determinatie, zoals de, vergeleken met Bonte, iets geringere grootte en kortere handpenprojectie (en, in de hand, kortere buitenste handpen), snavel en staart. Door de kortere vleugels valt de kortere staart echter niet altijd op. Cyprustapuit kan een bredere zwarte
Identification of Western Palearctic Swifts
DB 15:3 (1993) · pagina's 97-135 · Philip Chantler
DB 15:3 (1993) · pagina's 97-135 · Philip Chantler
suggests that this strategy is employed by these species as well (cf de Roo 1966, Cramp 1985 ... shape is the suspension of moult in the outer primaries. This is well-documented in Common (de Roo 1966 ... to describe the species as they can be seen during careful field observations. Although feather-tracts ... too, making identification based on flight technique an unsafe practice. However, listed below ... in the European summer have ‘tatty’ outer primaries whilst during that season many Plains are not so
CDNA Jaarverslagen 1976-2023: PDF-downloads
CDNA Jaarverslagen · 18 December 2024 · CDNA
CDNA Jaarverslagen · 18 December 2024 · CDNA
Hieronder vind je de in Dutch Birding en Limosa gepubliceerde CDNA-jaarverslagen over de jaren 1976-2023.
Armenian Gull at Blåvand, Denmark, in May 2017
DB 42:5 (2020) · pagina's 344-347 · Henrik Knudsen
DB 42:5 (2020) · pagina's 344-347 · Henrik Knudsen
A & de Juana, E (editors), Birds of the world, Ithaca. Website: https://doi.org/10.2173 ...Armenian Gull at Blåvand, Denmark, in May 2017 During spring 2017, I worked as a ringer at Blåvand ..., appearing more robust, like European Herring. Head profile very characteristic, appearing rounder ... me past an area called Grønningen just south of the community. The area is a meadow with a few ... a single gull standing by one of the fresh water holes, and, even today, I do not know why I thought
Speciation in shades of grey: the great grey shrike complex
DB 32:4 (2010) · pagina's 258-264 · Jelmer Poelstra
DB 32:4 (2010) · pagina's 258-264 · Jelmer Poelstra
obtained by Gonzalez et al (2008) and Olsson et al (2010) unfortunately do not allow for a robust ...-159. Gonzalez, J, Wink, M, Garcia-del-Rey, E & Delgado Castro, G 2008. Evidence from DNA ... mentioning that a phylogeny based on a single independent genetic unit such as mtDNA (ie, a single ... of these results? If we assume that the mtDNA tree correctly represents evolutionary history, none ... retaining only Great and Southern (ie, Iberian) Grey Shrike as full species for the time being
Solutions of sixth round 1999: Swainson's Hawk and European Goldfinch; First round 2000
DB 22:1 (2000) · pagina's 32-38 · Diederik Kok & Nils van Duivendijk
DB 22:1 (2000) · pagina's 32-38 · Diederik Kok & Nils van Duivendijk
Berg, Leo Boon, Ned Harris, Arie de Knijff, Peter de Knijff, René Pop, René van Rossum, Chris Schenk, Brian E Small and Ray Tipper. We also thank Arnoud van den Berg, Enno Ebels and André van Loon ... (also for people wearing glasses), have a close focus up to 4 m and are robust and reliable ...://www.dutchbirding.nl Entries for the first round have to arrive by 25 April 2000. From those entrants having ... will be the entrant who has correctly identified most mystery photographs during the competition (six