Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile

BACKGROUND: The geographical distribution of the Chilean flamingo (Phoenicopterus chilensis) includes the southern-central Neotropics. Despite its wide distribution, currently there is no dietary information on its southern distribution range. From June to September 2011, we quantified the diet and...

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Autores principales: Tobar,Claudio N, Rau,Jaime R, Fuentes,Norka, Gantz,Alberto, Suazo,Cristián G, Cursach,Jaime A, Santibañez,Alexis, Pérez-Schultheiss,Jorge
Lenguaje:English
Publicado: Sociedad de Biología de Chile 2014
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-078X2014000100014
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spelling oai:scielo:S0716-078X20140001000142015-07-23Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern ChileTobar,Claudio NRau,Jaime RFuentes,NorkaGantz,AlbertoSuazo,Cristián GCursach,Jaime ASantibañez,AlexisPérez-Schultheiss,Jorge Copepods Diet selectivity Migration Trophic ecology BACKGROUND: The geographical distribution of the Chilean flamingo (Phoenicopterus chilensis) includes the southern-central Neotropics. Despite its wide distribution, currently there is no dietary information on its southern distribution range. From June to September 2011, we quantified the diet and prey availability of the Chilean flamingo in the marine wetland of Caulín (41°48' S, 73°37' W), southern Chile. RESULTS: The prey availability related to both plankton and benthos were four species of copepods, four polychaetes, one foraminifera, and two amphipods. The diet of the Chilean flamingo was composed of foraminifera (Ammonia beccarii), copepods (Harpacticus sp.) and polychaetes. The most abundant prey items from feces of flamingos were Ammonia beccarii and Harpacticus sp. The diameter of A. beccarii consumed by flamingos ranged between 400 and 900 µm, while its width varied between 100 and 300 µm. The width of Harpacticus sp. consumed ranged between 160 and 260 µm. The similarity between flamingo diet and prey availability was 0.553. The diversity of prey organisms in the benthos was higher than that observed from plankton and feces of birds. A. beccarii was preferred over other prey consumed by flamingos. This preference is not related to the size of Harpacticus sp. but to their ability to swim and escape from flamingos. CONCLUSIONS: The dietary similarity of the Chilean flamingo versus the availability of prey in the environment (plankton and benthos) was 55%, indicating that the Chilean flamingo is a partially selective predator.info:eu-repo/semantics/openAccessSociedad de Biología de ChileRevista chilena de historia natural v.87 20142014-01-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-078X2014000100014en10.1186/s40693-014-0015-1
institution Scielo Chile
collection Scielo Chile
language English
topic Copepods
Diet selectivity
Migration
Trophic ecology
spellingShingle Copepods
Diet selectivity
Migration
Trophic ecology
Tobar,Claudio N
Rau,Jaime R
Fuentes,Norka
Gantz,Alberto
Suazo,Cristián G
Cursach,Jaime A
Santibañez,Alexis
Pérez-Schultheiss,Jorge
Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
description BACKGROUND: The geographical distribution of the Chilean flamingo (Phoenicopterus chilensis) includes the southern-central Neotropics. Despite its wide distribution, currently there is no dietary information on its southern distribution range. From June to September 2011, we quantified the diet and prey availability of the Chilean flamingo in the marine wetland of Caulín (41°48' S, 73°37' W), southern Chile. RESULTS: The prey availability related to both plankton and benthos were four species of copepods, four polychaetes, one foraminifera, and two amphipods. The diet of the Chilean flamingo was composed of foraminifera (Ammonia beccarii), copepods (Harpacticus sp.) and polychaetes. The most abundant prey items from feces of flamingos were Ammonia beccarii and Harpacticus sp. The diameter of A. beccarii consumed by flamingos ranged between 400 and 900 µm, while its width varied between 100 and 300 µm. The width of Harpacticus sp. consumed ranged between 160 and 260 µm. The similarity between flamingo diet and prey availability was 0.553. The diversity of prey organisms in the benthos was higher than that observed from plankton and feces of birds. A. beccarii was preferred over other prey consumed by flamingos. This preference is not related to the size of Harpacticus sp. but to their ability to swim and escape from flamingos. CONCLUSIONS: The dietary similarity of the Chilean flamingo versus the availability of prey in the environment (plankton and benthos) was 55%, indicating that the Chilean flamingo is a partially selective predator.
author Tobar,Claudio N
Rau,Jaime R
Fuentes,Norka
Gantz,Alberto
Suazo,Cristián G
Cursach,Jaime A
Santibañez,Alexis
Pérez-Schultheiss,Jorge
author_facet Tobar,Claudio N
Rau,Jaime R
Fuentes,Norka
Gantz,Alberto
Suazo,Cristián G
Cursach,Jaime A
Santibañez,Alexis
Pérez-Schultheiss,Jorge
author_sort Tobar,Claudio N
title Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
title_short Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
title_full Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
title_fullStr Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
title_full_unstemmed Diet of the Chilean flamingo Phoenicopterus chilensis (Phoenicopteriformes: Phoenicopteridae) in a coastal wetland in Chiloé, southern Chile
title_sort diet of the chilean flamingo phoenicopterus chilensis (phoenicopteriformes: phoenicopteridae) in a coastal wetland in chiloé, southern chile
publisher Sociedad de Biología de Chile
publishDate 2014
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-078X2014000100014
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