Results 61 to 70 of about 27,409 (194)

Comparative Cranial Osteology Of Arctocephalus Australis And A. Tropicalis (Pinnipedia, Otariidae)

open access: yes, 1997
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Drehmer, Cesar Jaeger, Ferigolo, Jorge
openaire   +1 more source

Morphological and genetic evidence for two Evolutionary Significant Units (ESUs) in the South American fur seal Arctocephalus australis

open access: yes, 2008
Rosa de Oliveira L, Hoffman J, Hingst-Zaher E, et al. Morphological and genetic evidence for two Evolutionary Significant Units (ESUs) in the South American fur seal Arctocephalus australis. Conservation Genetics.
Erika Hingst-Zaher   +13 more
core   +1 more source

Avian influenza overview March–May 2026

open access: yesEFSA Journal, Volume 24, Issue 7, July 2026.
Abstract Between 28 February and 4 June 2026, 949 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (186) and wild (763) birds in 30 countries in Europe. The downward trend in the number of detections observed at the end of the previous reporting period continued and is expected to persist throughout the summer ...
European Food Safety Authority (EFSA)   +15 more
wiley   +1 more source

Mercury Concentration in Liver Tissues of South American Fur Seals (Arctocephalus australis) from Southwestern Atlantic Ocean

open access: yes, 2022
Mercury (Hg) contamination of oceans is rapidly increasing, however Hg bioaccumulation in pinnipeds has been understudied. Here, we report for the first time Hg concentration in liver tissues of South American fur seals (Arctocephalus australis) in South
Everton T. Sulato (10381600)   +6 more
core   +1 more source

Longer and less overlapping food webs in anthropogenically disturbed marine ecosystems: confirmations from the past. [PDF]

open access: yesPLoS ONE, 2014
The human exploitation of marine resources is characterised by the preferential removal of the largest species. Although this is expected to modify the structure of food webs, we have a relatively poor understanding of the potential consequences of such ...
Fabiana Saporiti   +7 more
doaj   +1 more source

Stable Isotope Analysis of New Zealand Fur Seal Vibrissae Shows Deceased Juveniles Were Weaned Early

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 2, June 2026.
The New Zealand fur seal/kekeno (Arctocephalus forsteri, NZFS) is a marine predator native to Aotearoa/New Zealand. Little is known about its fine‐scale dispersal around New Zealand in the nonbreeding season. As an alternative to external marking or electronic tracking, stable isotope analysis was trialed to determine the origin of stranded (deceased ...
Diana Galbraith, B. Louise Chilvers
wiley   +1 more source

Towards a radiocarbon calibration for oxygen isotope stage 3 using New Zealand kauri (Agathis australis) [PDF]

open access: yes, 2007
It is well known that radiocarbon years do not directly equate to calendar time. As a result, considerable effort has been devoted to generating a decadally resolved calibration curve for the Holocene and latter part of the last termination.
Turney, Chris S.M.   +12 more
core   +1 more source

Avian influenza overview December 2025–February 2026

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract Between 29 November 2025 and 27 February 2026, 2514 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (406) and wild (2108) birds in 32 countries in Europe. Albeit still at high levels after the peak was reached at the beginning of the current reporting period, the weekly number of detections has since ...
European Food Safety Authority (EFSA)   +16 more
wiley   +1 more source

Industry remotely operated vehicle imagery for assessing marine communities associated with subsea oil and gas infrastructure on the continental shelf of South-East Australia

open access: yesFrontiers in Marine Science, 2023
Introduction Offshore oil and gas (O & G) infrastructure provides hard substrata of structural complexity in marine environments and has been shown to have ecological value, particularly in oligotrophic environments.
Daniel Ierodiaconou   +10 more
doaj   +1 more source

Emergence, spread, and impact of high‐pathogenicity avian influenza H5 in wild birds and mammals of South America and Antarctica

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract The currently circulating high‐pathogenicity avian influenza (HPAI) virus of the subtype H5 causes variable illness and death in wild and domestic birds and mammals, as well as in humans. This virus evolved from the Goose/Guangdong lineage of the HPAI H5 virus, which emerged in commercial poultry in China in 1996, spilled over into wild birds,
Thijs Kuiken   +9 more
wiley   +1 more source

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