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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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) |
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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. |
_version_ |
1766401143625220096 |