Results 21 to 30 of about 718 (182)

Underwater Photographic Survey of Coastal Fish Community of Terra Nova Bay, Ross Sea

open access: yesDiversity, 2022
Although the extent of near-shore and coastal habitats around the Antarctic Continent is limited, they host an abundant and diversified fish fauna dominated by notothenioids.
Mario La Mesa   +3 more
doaj   +1 more source

A parasite outbreak in notothenioid fish in an Antarctic fjord

open access: yesiScience, 2022
Climate changes can promote disease outbreaks, but their nature and potential impacts in remote areas have received little attention. In a hot spot of biodiversity on the West Antarctic Peninsula, which faces among the fastest changing climates on Earth, we captured specimens of two notothenioid fish species affected by large skin tumors at an ...
Thomas Desvignes   +10 more
openaire   +5 more sources

Molecular ecophysiology of Antarctic notothenioid fishes [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2007
The notothenioid fishes of the Southern Ocean surrounding Antarctica are remarkable examples of organismal adaptation to extreme cold. Their evolution since the mid-Miocene in geographical isolation and a chronically cold marine environment has resulted in extreme stenothermality of the extant species.
C-H Christina, Cheng, H William, Detrich
openaire   +2 more sources

Late Mesozoic marine Antarctic fishes: future perspectives based on the newly collections recovered in the Ameghino and López de Bertodano Formations [PDF]

open access: yesResearch & Knowledge, 2017
Nowadays, notothenioids are the teleostean group that dominates marine Antarctic waters. However, during the Mesozoic a diverse ichthyofauna inhabited the sea that surrounded Antarctic.
Soledad Gouiric-Cavalli   +10 more
doaj   +1 more source

The genome sequence of the channel bull blenny, Cottoperca gobio (Günther, 1861) [version 1; peer review: 2 approved]

open access: yesWellcome Open Research, 2020
We present a genome assembly for Cottoperca gobio (channel bull blenny, (Günther, 1861)); Chordata; Actinopterygii (ray-finned fishes), a temperate water outgroup for Antarctic Notothenioids.
Iliana Bista   +14 more
doaj   +1 more source

Somatic energy content and histological analysis of the gonads in Antarctic fish from the Scotia Arc

open access: yesScientia Marina, 2005
Histological characteristics of the gonads and the energy contents of axial muscle, liver and gonads of Antarctic notothenioid fish collected during the LAMPOS (Latin American Polarstern Study) survey in April 2002 were analysed.
Fabián Alberto Vanella   +3 more
doaj   +1 more source

Influence of temperature, habitat and body mass on routine metabolic rates of Subantarctic teleosts

open access: yesScientia Marina, 2005
Subantarctic notothenioids are exposed to wider variations in temperature than those encountered in the Antarctic Ocean, the ancestral environment of the group.
Fabián Alberto Vanella, Jorge Calvo
doaj   +1 more source

Summary of full-length cDNA in the three notothenioids species. [PDF]

open access: yes, 2012
Summary of full-length cDNA in the three notothenioids species.
Jungeun Lee (142511)   +8 more
core   +1 more source

Population genetic and phylogenetic insights into the adaptive radiation of Antarctic notothenioid fishes [PDF]

open access: yes, 2011
Adaptive radiation is the evolution of ecological and phenotypic diversity within a rapidly multiplying lineage, a phenomenon that is considered responsible for a great part of Earthʼs biodiversity.
Matschiner, Michael
core   +1 more source

Effect of heat stress on the antioxidant defense system and erythrocyte morphology of Antarctic fishes

open access: yesAnais da Academia Brasileira de Ciências, 2021
This study analyzed the effect of thermal stress on erythrocytes of Notothenia rossii and Notothenia coriiceps, abundant notothenioids in Admiralty Bay, Antarctic Peninsula.
MARIA ROSA D.P. DE SOUZA   +7 more
doaj   +1 more source

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