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Observation of Audouin’s Gull Ichthyaetus audouinii in Suriname on South American mainland

Observation of Audouin’s Gull Ichthyaetus audouinii in Suriname on South American mainland Revista Brasileira de Ornitologia 27(1): 59 9 9–60. SHORT-COMMUNIC ARTICLE ATION March 2019 Observation of Audouin's Gull Ichthyaetus audouinii in Suriname on South American mainland 1 2,4 3 Bert Kasius , Cees Witkamp & Johan Ingels Groene Draecksingel 59, 3451WB Vleuten, Netherlands. Veldzichtlaan 54, 3461 GW Linschoten, Netherlands. In memoriam. Corresponding author: Cees.Witkamp@vogelbescherming.nl Received on 10 September 2018. Accepted on 05 March 2019. ABSTRACT: After a fi rst-year Audouin's Gull Ichthyaetus audouinii was spotted in Trinidad on 10 December 2016, a second-year individual was now seen and photographed on 22 March 2018 in the mouth of the Suriname River near Paramaribo in Suriname. Th is record is the fi rst of this species for that country and for mainland South America. KEY-W W WORDS: Laridae, Mediterranean avifauna, Neotropical avifauna, rare vagrant. Audouin's Gull Ichthyaetus audouinii (Payraudeau, 1826) blotches. Secondaries had white fringes and the inner is a large, maritime gull restricted to the Mediterranean primaries were much paler in contrast with dark outer Sea and the western coast of Saharan Africa and the ones (Kenefi ck 2017). Th ese observations were submitted Iberian Peninsula. Main breeding areas are the Ebro to the South American Classification Committee as Delta in northeastern Spain and the Chafarinas Islands proposal 772 (Kenefi ck 2018) and accepted as the fi rst off north-eastern Morocco. Main wintering grounds record of an Audouin's Gull for Trinidad and Tobago, and are situated on the Atlantic coasts of north-western and the fi rst ever sighting of this species for “the Americas”. western Africa, down to the south of Gambia and Senegal On 22 March 2018, when bird watching in the (Burger et al. 2018). mouth of the Suriname River, B.K. accompanied by In the afternoon of 10 December 2016, Nigel C.W. spotted a striking large and robust gull amongst a Lallsingh, a birdwatcher in Trinidad, discovered a striking fl ock of smaller, roosting Laughing Gulls. It was sitting immature gull amongst a fl ock of roosting gulls, mainly on a wooden construction in front of the police station Laughing Gulls Leucophaeus atricilla a (Linnaeus, 1758), at near the fi shing port of Nieuw-Amsterdam, c. 10 km o o o o the high tide roost in Brickfield (1 0 20'N; 61 16'W) on the downstream of Paramaribo (c. 05 53'N; 55 06'W) at the west coast of Trinidad (Lallsing 2018). Th e gull was absent confluence of the Suriname and Commewi jne Rivers. the following days until it was briefl y seen on 14 January Gulls are attracted to this place, where they feed on the 2017. From 30 March to 03 April 2017, it was present at waste of returning fishin g boats. the same roost and seen and photographed by several local Although he did not know about the record on birdwatchers. This gull was a large and robust one with a Trinidad, B.K.'s fi rst idea was that it was an Audouin's Gull. sloping forehead and a long, rather droop-tipped bill. It They took a di giscope photograph of the gull which they was appreciably larger than the accompanying Laughing sent to their colleagues of the Vogelbescherming Nederland Gulls. It was in transitional plumage, moulting from first - (BirdLife Netherlands) for further identifi cation. Th eir winter to fi rst-summer plumage with faint grey-brown colleagues in the Netherlands confirmed the identification fl ecking on ear coverts and rear crown. Underparts were as an Audouin's Gull in almost adult plumage. Th e gull dirty white with extensive brownish mottling, and the was seen and photographed by several birdwatchers upperparts were pale grey with large brownish blotching. until at least 15 April (A.L. Spaans, pers. comm.). From When seen in March–April, and later on photographs these photographs, it is obvious that it is an Audouin's taken in August, face and underparts were already whiter Gull moulting from second-winter into second-summer with just subdued pale grey mottling on upper breast and plumage. It had the typical dark primaries of a second- blotching on upperparts restricted to the nape. Mantle year individual (Fig. 1) and a reddish bill with a black and wing coverts were paler grey with a few small brown ring and a small yellow tip at the end (Fig. 2). See also Audouin's Gull Ichthyaetus audouinii in Suriname Kasius et al. Figure 1. Th e Audouin's Gull Ichthyaetus audouinii in Figure 2. Th e second-year Audouin's Gull Ichthyaetus audouinii Suriname, photographed in flight showing the typical dar k in Suriname. Note the adult colour pattern of the bill, dark eyes wing pattern of a second-year individual. Photo author: Bert and grey legs. Photo author: Bert Kasius. Kasius. plate 12 and 13 in Malling-Olsen & Larsson (2003). REFERENCES Th is observation is the fi rst record for Suriname Burger J., Gochfeld M., Garcia E.F.J. & Sharpe C.J. 2018. Audouin's (Spaans et al. 2016) and for mainland South America. Th ere Gull (Larus audouinii). In: del Hoyo J., Elliott A., Sargatal J., is a possibility that the Audouin's Gull seen in Suriname, was Christie D.A. & de Juana E. (eds.). Handbook of the birds of the the same as the one seen in Trinidad. Th e slow moulting after world alive. Barcelona: Lynx Editions. https://www.hbw.com/ it was seen in first-winter pluma ge in December 2016 into node/53971 (Access on 21 August 2018). second-summer plumage in March 2018 is consistent with Kenefick M. 2017. Fourteenth report of the Trinidad and Toba go this possibility. And the distance between the two localities Birds Status and Distribution Committee: records submitted during 2016. Living World, Journal of the Trinidad and Tobago where it was recorded is only 835 km. Field Naturalists' Club b 1: 64–69. Kenefi ck M. 2018. Proposal 772 to South American Classifi cation Committee. Louisiana: Louisiana Museum of Natural Science. ACK K KNO O OWLEDGEMENTS http://www.museum.lsu.edu/~Remsen/SACCprop772.htm (Access on 09 April 2018). We thank Sean Dilrosum, Gini Dilrosum-Treurniet, Lallsing N. 2018. A vagrant from the Old World: a mysterious gull in Trinidad. Neotropical Birding 22: 54–57. Hans Dankbaar and Hans Majong for allowing us to use Malling-Olsen K. & Larsson H. 2003. Gulls of Europe, Asia and North their observations and photographs. Discussions with America. London: Christopher Helm. and suggestions made by Jan Hein Ribot and especially Spaans A.L., Ottema O.H. & Ribot J.H.J.M. 2016. Field guide to the Arie Spaans have been much appreciated. With his usual birds of Suriname. Leiden: Koninklijke Brill. generosity, Des Jackson corrected the language and improved the lay-out of this short communication. Associate Editor: Marcos P. Dantas. Revista Brasileira de Ornitologia 27(1): 2019 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Ornithology Research Springer Journals

Observation of Audouin’s Gull Ichthyaetus audouinii in Suriname on South American mainland

Kasius, Bert; Witkamp, Cees; Ingels, Johan
Ornithology Research , Volume 27 (1) – Mar 1, 2019
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Abstract

Revista Brasileira de Ornitologia 27(1): 59 9 9–60. SHORT-COMMUNIC ARTICLE ATION March 2019 Observation of Audouin's Gull Ichthyaetus audouinii in Suriname on South American mainland 1 2,4 3 Bert Kasius , Cees Witkamp & Johan Ingels Groene Draecksingel 59, 3451WB Vleuten, Netherlands. Veldzichtlaan 54, 3461 GW Linschoten, Netherlands. In memoriam. Corresponding author: Cees.Witkamp@vogelbescherming.nl Received on 10 September 2018. Accepted on 05 March 2019. ABSTRACT: After a fi rst-year Audouin's Gull Ichthyaetus audouinii was spotted in Trinidad on 10 December 2016, a second-year individual was now seen and photographed on 22 March 2018 in the mouth of the Suriname River near Paramaribo in Suriname. Th is record is the fi rst of this species for that country and for mainland South America. KEY-W W WORDS: Laridae, Mediterranean avifauna, Neotropical avifauna, rare vagrant. Audouin's Gull Ichthyaetus audouinii (Payraudeau, 1826) blotches. Secondaries had white fringes and the inner is a large, maritime gull restricted to the Mediterranean primaries were much paler in contrast with dark outer Sea and the western coast of Saharan Africa and the ones (Kenefi ck 2017). Th ese observations were submitted Iberian Peninsula. Main breeding areas are the Ebro to the South American Classification Committee as Delta in northeastern Spain and the Chafarinas Islands proposal 772 (Kenefi ck 2018) and accepted as the fi rst off north-eastern Morocco. Main wintering grounds record of an Audouin's Gull for Trinidad and Tobago, and are situated on the Atlantic coasts of north-western and the fi rst ever sighting of this species for “the Americas”. western Africa, down to the south of Gambia and Senegal On 22 March 2018, when bird watching in the (Burger et al. 2018). mouth of the Suriname River, B.K. accompanied by In the afternoon of 10 December 2016, Nigel C.W. spotted a striking large and robust gull amongst a Lallsingh, a birdwatcher in Trinidad, discovered a striking fl ock of smaller, roosting Laughing Gulls. It was sitting immature gull amongst a fl ock of roosting gulls, mainly on a wooden construction in front of the police station Laughing Gulls Leucophaeus atricilla a (Linnaeus, 1758), at near the fi shing port of Nieuw-Amsterdam, c. 10 km o o o o the high tide roost in Brickfield (1 0 20'N; 61 16'W) on the downstream of Paramaribo (c. 05 53'N; 55 06'W) at the west coast of Trinidad (Lallsing 2018). Th e gull was absent confluence of the Suriname and Commewi jne Rivers. the following days until it was briefl y seen on 14 January Gulls are attracted to this place, where they feed on the 2017. From 30 March to 03 April 2017, it was present at waste of returning fishin g boats. the same roost and seen and photographed by several local Although he did not know about the record on birdwatchers. This gull was a large and robust one with a Trinidad, B.K.'s fi rst idea was that it was an Audouin's Gull. sloping forehead and a long, rather droop-tipped bill. It They took a di giscope photograph of the gull which they was appreciably larger than the accompanying Laughing sent to their colleagues of the Vogelbescherming Nederland Gulls. It was in transitional plumage, moulting from first - (BirdLife Netherlands) for further identifi cation. Th eir winter to fi rst-summer plumage with faint grey-brown colleagues in the Netherlands confirmed the identification fl ecking on ear coverts and rear crown. Underparts were as an Audouin's Gull in almost adult plumage. Th e gull dirty white with extensive brownish mottling, and the was seen and photographed by several birdwatchers upperparts were pale grey with large brownish blotching. until at least 15 April (A.L. Spaans, pers. comm.). From When seen in March–April, and later on photographs these photographs, it is obvious that it is an Audouin's taken in August, face and underparts were already whiter Gull moulting from second-winter into second-summer with just subdued pale grey mottling on upper breast and plumage. It had the typical dark primaries of a second- blotching on upperparts restricted to the nape. Mantle year individual (Fig. 1) and a reddish bill with a black and wing coverts were paler grey with a few small brown ring and a small yellow tip at the end (Fig. 2). See also Audouin's Gull Ichthyaetus audouinii in Suriname Kasius et al. Figure 1. Th e Audouin's Gull Ichthyaetus audouinii in Figure 2. Th e second-year Audouin's Gull Ichthyaetus audouinii Suriname, photographed in flight showing the typical dar k in Suriname. Note the adult colour pattern of the bill, dark eyes wing pattern of a second-year individual. Photo author: Bert and grey legs. Photo author: Bert Kasius. Kasius. plate 12 and 13 in Malling-Olsen & Larsson (2003). REFERENCES Th is observation is the fi rst record for Suriname Burger J., Gochfeld M., Garcia E.F.J. & Sharpe C.J. 2018. Audouin's (Spaans et al. 2016) and for mainland South America. Th ere Gull (Larus audouinii). In: del Hoyo J., Elliott A., Sargatal J., is a possibility that the Audouin's Gull seen in Suriname, was Christie D.A. & de Juana E. (eds.). Handbook of the birds of the the same as the one seen in Trinidad. Th e slow moulting after world alive. Barcelona: Lynx Editions. https://www.hbw.com/ it was seen in first-winter pluma ge in December 2016 into node/53971 (Access on 21 August 2018). second-summer plumage in March 2018 is consistent with Kenefick M. 2017. Fourteenth report of the Trinidad and Toba go this possibility. And the distance between the two localities Birds Status and Distribution Committee: records submitted during 2016. Living World, Journal of the Trinidad and Tobago where it was recorded is only 835 km. Field Naturalists' Club b 1: 64–69. Kenefi ck M. 2018. Proposal 772 to South American Classifi cation Committee. Louisiana: Louisiana Museum of Natural Science. ACK K KNO O OWLEDGEMENTS http://www.museum.lsu.edu/~Remsen/SACCprop772.htm (Access on 09 April 2018). We thank Sean Dilrosum, Gini Dilrosum-Treurniet, Lallsing N. 2018. A vagrant from the Old World: a mysterious gull in Trinidad. Neotropical Birding 22: 54–57. Hans Dankbaar and Hans Majong for allowing us to use Malling-Olsen K. & Larsson H. 2003. Gulls of Europe, Asia and North their observations and photographs. Discussions with America. London: Christopher Helm. and suggestions made by Jan Hein Ribot and especially Spaans A.L., Ottema O.H. & Ribot J.H.J.M. 2016. Field guide to the Arie Spaans have been much appreciated. With his usual birds of Suriname. Leiden: Koninklijke Brill. generosity, Des Jackson corrected the language and improved the lay-out of this short communication. Associate Editor: Marcos P. Dantas. Revista Brasileira de Ornitologia 27(1): 2019

Journal

Ornithology Research – Springer Journals

Published: Mar 1, 2019

Keywords: Laridae; Mediterranean avifauna; Neotropical avifauna; rare vagrant

References

  • Audouin’s Gull (Larus audouinii)
    Burger, J; Gochfeld, M; Garcia, EFJ; Sharpe, CJ; del Hoyo, J; Elliott, A; Sargatal, J; Christie, DA; de Juana, E
  • Fourteenth report of the Trinidad and Tobago Birds Status and Distribution Committee: records submitted during 2016
    Kenefick, M
  • A vagrant from the Old World: a mysterious gull in Trinidad
    Lallsing, N