Results 21 to 30 of about 6,257 (171)

Estimation of total population size of southern elephant seals (Mirounga leonina) on Kerguelen and Crozet Archipelagos using very high-resolution satellite imagery

Frontiers in Marine Science, 2023
Southern elephant seals (Mirounga leonina) play a pivotal role in the Southern Ocean as wide-ranging marine predators and major prey consumers within Southern Ocean marine ecosystems.
Joris Laborie, Joris Laborie, Matthieu Authier, Adrien Chaigne, Karine Delord, Henri Weimerskirch, Christophe Guinet   +6 more
doaj   +1 more source

Estimating the Abundance of Marine Mammal Populations

Frontiers in Marine Science, 2021
Motivated by the need to estimate the abundance of marine mammal populations to inform conservation assessments, especially relating to fishery bycatch, this paper provides background on abundance estimation and reviews the various methods available for ...
Philip S. Hammond, Tessa B. Francis, Tessa B. Francis, Dennis Heinemann, Kristy J. Long, Jeffrey E. Moore, André E. Punt, Randall R. Reeves, Maritza Sepúlveda, Guðjón Már Sigurðsson, Margaret C. Siple, Gísli Víkingsson, Paul R. Wade, Rob Williams, Alexandre N. Zerbini, Alexandre N. Zerbini, Alexandre N. Zerbini   +16 more
doaj   +1 more source

Molecular identification of the first Galapagos fur seal (Arctocephalus galapagoensis) reported on the central coast of Oaxaca

Ciencias Marinas, 2021
Several sightings of different pinniped species have been recorded outside their typical areas of distribution. In May 2019, pinniped yearlings were sighted on 4 occasions on the central coast of Oaxaca, Mexico.
Carlos Javier Tamayo-Millán, Miguel Ángel Ahumada-Sempoal, Adriana Cortés-Gómez, Ivon Marcela Chacón-Romo Leroux, Dennis Bermúdez-Díaz, Valentina Islas-Villanueva   +5 more
doaj   +1 more source

Loimologically significant pinniped helminths in Chukotka

Российский паразитологический журнал, 2021
The purpose of the research is study of pinniped helminth fauna in Chukotka, and the analysis of the fish of the main commercial families infected with pathogens of helminthozoonoses based on modern literature.Materials and methods.
O. E. Davydova, N. V. Esaulova, N. V. Kryukova   +2 more
doaj   +1 more source

Survey of ophthalmic disorders among captive pinnipeds in Japan [PDF]

, 2021
ArticlePinnipeds have evolved enlarged ocular bulbs to catch fish in the dark. However, their large protruding eyes are easily damaged, which increases the risk of blindness and death in these animals.
NAKAMURA, Misato, 9783, MATSUSHIRO, Marin, 5213, d7ba092ba8f1bb51, MAEHARA, Seiya, 23541, TSUNOKAWA, Masatoshi, 23542, 23543, 郡山, 尚紀, 9409   +11 more
core   +1 more source

Responses of a polar predator to a glacier calving event [PDF]

Royal Society Open Science
Extreme episodic changes in Antarctic continental shelf regions, such as glacier calving or iceberg grounding, can fundamentally reshape regional sea-ice conditions.
Adélie Antoine, Jean-Benoît Charrassin, Virginia Louise Andrews-Goff, Christophe Barbraud, Théodore Bloch, Karine Delord, Alexander Fraser, Robert Harcourt, Karine Heerah, Mark Hindell, Clive R. McMahon, David Nerini, Baptiste Picard, Michael Sumner, Simon Targowla, Esther Tarszisz, Sara Labrousse   +16 more
doaj   +1 more source

Molecular Detection and Characterization of Mycoplasma spp. in Marine Mammals, Brazil

Emerging Infectious Diseases, 2023
Mycoplasma spp. are wall-less bacteria able to infect mammals and are classified as hemotropic (hemoplasma) and nonhemotropic. In aquatic mammals, hemoplasma have been reported in California sea lions (Zalophus californianus) and river dolphins (Inia ...
Aricia Duarte-Benvenuto, Carlos Sacristán, Ana Carolina Ewbank, Roberta Zamana-Ramblas, Henrique Christino Lial, Samira Costa Silva, Maria Alejandra Arias Lugo, Lara B. Keid, Caroline F. Pessi, José Rubens Sabbadini, Vanessa L. Ribeiro, Rodrigo del Rio do Valle, Carolina Pacheco Bertozzi, Adriana Castaldo Colosio, Hernani da Cunha Gomes Ramos, Angélica María Sánchez-Sarmiento, Raquel Beneton Ferioli, Larissa Pavanelli, Joana Midori Penalva Ikeda, Vitor L. Carvalho, Felipe Alexandre Catardo Gonçalves, Pablo Ibáñez-Porras, Irene Sacristán, José Luiz Catão-Dias   +23 more
doaj   +1 more source

Capital and income breeding : the role of food supply [PDF]

, 2014
This work was funded by the Natural Environment Research Council (grant number 2003/00616). A. I. Houston and J. M. McNamara were supported by Leverhulme Trust fellowships; A. I.
Stephens, P.A., Boyd, I.L., Stephens, Philip, McNamara, John M., Boyd, Ian L., Harding, Karin C., Harding, Karin C.,, McNamara, John, Stephens, Philip A., Boyd, Ian, Houston, Alasdair I., Houston, A.I., Houston, Alasdair, Harding, K.C., McNamara, J.M.   +14 more
core   +1 more source

Clawed forelimbs allow northern seals to eat like their ancient ancestors [PDF]

Royal Society Open Science, 2018
Streamlined flippers are often considered the defining feature of seals and sea lions, whose very name ‘pinniped’ comes from the Latin pinna and pedis, meaning ‘fin-footed’. Yet not all pinniped limbs are alike. Whereas otariids (fur seals and sea lions)
David P. Hocking, Felix G. Marx, Renae Sattler, Robert N. Harris, Tahlia I. Pollock, Karina J. Sorrell, Erich M. G. Fitzgerald, Matthew R. McCurry, Alistair R. Evans   +8 more
doaj   +1 more source

Understanding the emergence of highly pathogenic avian influenza A virus H5N1 in pinnipeds: An evolutionary approach

Virus Research
Highly pathogenic influenza A virus (HPIAV) H5N1 within the genetic clade 2.3.4.4b has emerged in wild birds in different regions of the world, leading to the death of >70 million birds.
Mercedes Paz, Valentina Franco-Trecu, Diana Szteren, Alicia Costábile, Cecilia Portela, Alfredo Bruno, Gonzalo Moratorio, Pilar Moreno, Juan Cristina   +8 more
doaj   +1 more source