Oceanic anoxic events, photic-zone euxinia, and controversy of sea-level fluctuations during the Middle-Late Devonian

P Kabanov, TE Hauck, SA Gouwy, SE Grasby… - Earth-Science …, 2023 - Elsevier
This paper reviews global records of anoxic events of the Middle Devonian–earliest
Mississippian, as well as the possible triggers and controls of these events. These “anoxic …

The role of LIPs in Phanerozoic mass extinctions: An Hg perspective

Y Zhou, Y Li, W Zheng, S Tang, S Pan, J Chen… - Earth-Science …, 2024 - Elsevier
Abstract All of the Big Five mass extinctions (BFMEs) of the Phanerozoic are postulated to
have been associated with eruptions of large igneous provinces (LIPs), although the role of …

[HTML][HTML] A volcanic scenario for the Frasnian–Famennian major biotic crisis and other Late Devonian global changes: more answers than questions?

G Racki - Global and Planetary Change, 2020 - Elsevier
Although the prime causation of the Late Devonian Frasnian–Famennian (F–F) mass
extinction remains conjectural, such destructive factors as the spread of anoxia and rapid …

[HTML][HTML] Effects of redox variability and early diagenesis on marine sedimentary Hg records

J Frieling, TA Mather, C März, HC Jenkyns… - … et Cosmochimica Acta, 2023 - Elsevier
Volcanism is a dominant natural source of mercury (Hg) to the atmosphere, biosphere,
ocean and sediments. In recent years, sedimentary Hg contents have emerged as a tool to …

Basin-scale reconstruction of euxinia and Late Devonian mass extinctions

SK Sahoo, GJ Gilleaudeau, K Wilson, B Hart… - Nature, 2023 - nature.com
Abstract The Devonian–Carboniferous transition marks a fundamental shift in the surface
environment primarily related to changes in ocean–atmosphere oxidation states,, resulting …

Volcanic related methylmercury poisoning as the possible driver of the end-Devonian Mass Extinction

M Rakociński, L Marynowski, A Pisarzowska… - Scientific Reports, 2020 - nature.com
Abstract The end-Devonian global Hangenberg event (359 Ma) is among the most
devastating mass extinction events in Earth's history, albeit not one of the “Big Five”. This …

Coronene, mercury, and biomarker data support a link between extinction magnitude and volcanic intensity in the Late Devonian

K Kaiho, M Miura, M Tezuka, N Hayashi… - Global and Planetary …, 2021 - Elsevier
Abstract The Late Devonian biodiversity crisis, one of the big five Phanerozoic diversity
depletions, is composed of a series of extinction events broadly coincident with the invasion …

[HTML][HTML] A persistent non-uniformitarian paleomagnetic field in the Devonian?

A van der Boon, AJ Biggin, D Thallner… - Earth-Science …, 2022 - Elsevier
The Devonian has long been a problematic period for paleomagnetism. Devonian
paleomagnetic data are generally difficult to interpret and have complex partial or full …

[HTML][HTML] Depositional environments and source rock potential of some Upper Palaeozoic (Devonian) coals on Bjørnøya, Western Barents shelf

J Janocha, F Wesenlund, O Thießen… - Marine and Petroleum …, 2024 - Elsevier
Upper Palaeozoic strata are potential sources for hydrocarbon plays on the Norwegian
Barents Shelf. The island of Bjørnøya (Bear Island) is located on the western margin of the …

Uranium and molybdenum isotope evidence for globally extensive marine euxinia on continental margins and in epicontinental seas during the Devonian …

S Yang, X Lu, X Chen, W Zheng, JD Owens… - … et Cosmochimica Acta, 2023 - Elsevier
Abstract The end-Devonian Hangenberg Crisis was one of the biggest Phanerozoic mass
extinctions. However, the mechanism (s) that triggered this event is still debated. In this …