New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México

Abstract. Although the California sea lion (Zalophus californianus) is the only pinniped resident in the Gulf of California, there are occasional records of 3 additional species; here we report 4 recent records of the Guadalupe fur seal (Artocephalus townsendi), 6 of the northern elephant seal (Miro...

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Main Authors: Juan Pablo Gallo-Reynoso, Martín Octavio Maravilla-Chávez, Carlos J Navarro-Serment
Other Authors: The Pennsylvania State University CiteSeerX Archives
Format: Text
Language:English
Subjects:
Online Access:http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1044.8143
http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf
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spelling ftciteseerx:oai:CiteSeerX.psu:10.1.1.1044.8143 2023-05-15T16:05:14+02:00 New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México Juan Pablo Gallo-Reynoso Martín Octavio Maravilla-Chávez Carlos J Navarro-Serment The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1044.8143 http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1044.8143 http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf text ftciteseerx 2020-04-05T00:16:39Z Abstract. Although the California sea lion (Zalophus californianus) is the only pinniped resident in the Gulf of California, there are occasional records of 3 additional species; here we report 4 recent records of the Guadalupe fur seal (Artocephalus townsendi), 6 of the northern elephant seal (Mirounga angustirostris) and 2 of the harbor seal (Phoca vitulina). Harbor seals have been observed mostly during the winter-spring months of El Niño years, before water temperature warms in the summer. It is possible that juveniles and subadult and adult males of A. townsendi and M. angustirostris are using the Gulf as an alternative feeding area during the season of intensive feeding as individuals disperse more and more widely as their populations grow. Key words: Guadalupe fur seal, harbor seal, northern elephant seal, Gulf of California. Resumen. Aunque en el golfo de California, el único pinnípedo residente es el lobo marino de California (Zalophus californianus), existen registros ocasionales de otras 3 especies; en la presente nota se proporcionan 4 registros recientes de lobo fi no de Guadalupe (Arctocephalus townsendi), 6 de elefante marino del norte (Mirounga angustirostris) y 2 de foca común (Phoca vitulina). La foca común se ha observado principalmente durante los meses de invierno-primavera en años de El Niño, antes del calentamiento anual del agua en verano. Es posible que los juveniles y los machos sub-adultos y adultos tanto de A. townsendi como de M. angustirostris hagan uso del golfo como un sitio alternativo durante la temporada de alimentación intensiva como de su expansión geográfi ca debido a su incremento poblacional. Palabras clave: lobo fi no de Guadalupe, foca común, elefante marino del norte, golfo de California. Text Elephant Seal foca común harbor seal Phoca vitulina Unknown Elefante ENVELOPE(-55.167,-55.167,-61.167,-61.167) Foca ENVELOPE(-55.384,-55.384,-60.986,-60.986) Hagan ENVELOPE(9.044,9.044,62.575,62.575) Invierno ENVELOPE(-64.267,-64.267,-65.267,-65.267)
institution Open Polar
collection Unknown
op_collection_id ftciteseerx
language English
description Abstract. Although the California sea lion (Zalophus californianus) is the only pinniped resident in the Gulf of California, there are occasional records of 3 additional species; here we report 4 recent records of the Guadalupe fur seal (Artocephalus townsendi), 6 of the northern elephant seal (Mirounga angustirostris) and 2 of the harbor seal (Phoca vitulina). Harbor seals have been observed mostly during the winter-spring months of El Niño years, before water temperature warms in the summer. It is possible that juveniles and subadult and adult males of A. townsendi and M. angustirostris are using the Gulf as an alternative feeding area during the season of intensive feeding as individuals disperse more and more widely as their populations grow. Key words: Guadalupe fur seal, harbor seal, northern elephant seal, Gulf of California. Resumen. Aunque en el golfo de California, el único pinnípedo residente es el lobo marino de California (Zalophus californianus), existen registros ocasionales de otras 3 especies; en la presente nota se proporcionan 4 registros recientes de lobo fi no de Guadalupe (Arctocephalus townsendi), 6 de elefante marino del norte (Mirounga angustirostris) y 2 de foca común (Phoca vitulina). La foca común se ha observado principalmente durante los meses de invierno-primavera en años de El Niño, antes del calentamiento anual del agua en verano. Es posible que los juveniles y los machos sub-adultos y adultos tanto de A. townsendi como de M. angustirostris hagan uso del golfo como un sitio alternativo durante la temporada de alimentación intensiva como de su expansión geográfi ca debido a su incremento poblacional. Palabras clave: lobo fi no de Guadalupe, foca común, elefante marino del norte, golfo de California.
author2 The Pennsylvania State University CiteSeerX Archives
format Text
author Juan Pablo Gallo-Reynoso
Martín Octavio Maravilla-Chávez
Carlos J Navarro-Serment
spellingShingle Juan Pablo Gallo-Reynoso
Martín Octavio Maravilla-Chávez
Carlos J Navarro-Serment
New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
author_facet Juan Pablo Gallo-Reynoso
Martín Octavio Maravilla-Chávez
Carlos J Navarro-Serment
author_sort Juan Pablo Gallo-Reynoso
title New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
title_short New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
title_full New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
title_fullStr New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
title_full_unstemmed New records of non-resident pinnipeds from the Gulf of California, Mexico Registros nuevos de pinnípedos no-residentes en el golfo de California, México
title_sort new records of non-resident pinnipeds from the gulf of california, mexico registros nuevos de pinnípedos no-residentes en el golfo de california, méxico
url http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1044.8143
http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf
long_lat ENVELOPE(-55.167,-55.167,-61.167,-61.167)
ENVELOPE(-55.384,-55.384,-60.986,-60.986)
ENVELOPE(9.044,9.044,62.575,62.575)
ENVELOPE(-64.267,-64.267,-65.267,-65.267)
geographic Elefante
Foca
Hagan
Invierno
geographic_facet Elefante
Foca
Hagan
Invierno
genre Elephant Seal
foca común
harbor seal
Phoca vitulina
genre_facet Elephant Seal
foca común
harbor seal
Phoca vitulina
op_source http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf
op_relation http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1044.8143
http://www.ib.unam.mx/m/revista/pdfs/29-Navarro_et-391.pdf
op_rights Metadata may be used without restrictions as long as the oai identifier remains attached to it.
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