Dear MARMAM colleagues,

On behalf of my co-authors, I am pleased to share our new publication in
Aquatic mammals, Vol. 50 (4):

Dalia C. Barragán-Barrera, Casandra Gálvez, Christian Bermúdez-Rivas, María
del Pilar Aguirre-Tapiero, Isabel C. Avila, Katerin Arévalo-González, and
Tatiana A. Acosta-Pachón

Systematic Review of Pinniped Sightings and Strandings Along the Pacific
Coast of Colombia: Implications for Pinniped Conservation


Sightings of pinnipeds in Colombia waters of the Pacific Ocean have
sporadically been reported since 1970. Despite the Colombian Pacific region
(CPR) not being within their typical distribu-tion range, six pinniped
species—the Galápagos fur seal (Arctocephalus galapagoensis), the Galápagos
sea lion (Zalophus wollebaeki), the South American fur seal (Arctocephalus
austra-lis), the South American sea lion (Otaria byronia), the Juan
Fernández fur seal (Arctocephalus philip-pii), and the southern elephant
seal (Mirounga leonina)—have been recorded in recent times. This study
presents an overall systematic review of pinniped sightings and strandings
from 1970 to 2023 along the Pacific coast of Colombia, with a total of 68
sightings of 80 individuals. Pinnipeds were recorded most often in 1998 (13
individuals), followed by 2014 (nine individuals); 1997 (eight
individuals); 1983 (seven individuals); and 1993, 1996, 2015, and 2020
(with three individuals each year). Most pinniped observations correspond
to vagrants—solitary, young individuals sighted on the southern coast of
the Colombian Pacific, spe-cifically in Tumaco. Some records of these
species appear to be influenced by upwelling events and changes in
climatic-oceanographic phenomena (ENSO episodes) in the region. Further
moni-toring is necessary to determine whether species presence and
abundance in the CPR is a response to (1) vagrant behavior of the species,
(2) altered habitat use associated with bioecological changes in the
species populations, and/or (3) shifts in dis-tribution ranges related to
potential new habitat suitability.


You can find de paper here:


https://www.aquaticmammalsjournal.org/article/systematic-review-of-pinniped-sightings-and-strandings-along-the-pacific-coast-of-colombia-implications-for-pinniped-conservation/


Or you can write to:

tatyaco...@gmail.com


If you have any questions about our work, please reach out.

Cheers,

Tatiana.


*---*

*Dra. Tatiana A. Acosta Pachón*
tatyaco...@gmail.com

Profesora - Investigadora
Departamento Académico de Ciencias Marinas y Costeras
Universidad Autónoma de Baja California Sur
Baja California Sur, Mexico
Tel: +52 612 1238800 Ext. 4140
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