Results 21 to 30 of about 2,510 (193)

The roles of endolithic fungi in bioerosion and disease in marine ecosystems. I. General concepts

open access: yesMycology, 2017
Endolithic true fungi and fungus-like microorganisms penetrate calcareous substrates formed by living organisms, cause significant bioerosion and are involved in diseases of many host animals in marine ecosystems.
Frank H. Gleason   +3 more
doaj   +1 more source

Calcareous algae, foraminifera and sequence stratigraphy of the Fahliyan Formation at Kuh-e-Surmeh (Zagros Basin, SW of Iran)

open access: yesGeologia Croatica, 2008
Palaeontological, environmental and sequence stratigraphic studies were carried out on the shallow carbonate platform facies of the Berriasian – Hauterivian, Fahliyan Formation and the lower part of the Gadvan Formation, at Kuh-e-Surmeh. The studies were
Seyed Abolfazl Hosseini, Marc A. Conrad
doaj   +1 more source

The colonization of the oceans by calcifying pelagic algae [PDF]

open access: yesBiogeosciences, 2019
The rise of calcareous nannoplankton in Mesozoic oceans has deeply impacted ocean chemistry and contributed to shaping modern oceans. Nevertheless, the calcareous nannoplankton colonization of past marine environments remains poorly understood.
B. Suchéras-Marx   +9 more
doaj   +1 more source

Investigations of the Evolved Molecular Basis for Terpenoid Biosynthesis in Marine Sponges

open access: yesAdvanced Science, EarlyView.
Confirming and extending a previous observation in another Bubarida sponge, genomic and functional analyses of A. cavernosa reveal that sponges retain the mevalonate pathway and employ single α‐domain T1TSs and UbiA‐type TSs for terpenoid biosynthesis. The absence of T1TSs clustering with other biosynthetic genes tentatively suggests, based on limited ...
Fangyan Chen   +6 more
wiley   +1 more source

Replacing sodium bicarbonate with half amount of calcareous marine algae in the diet of beef cattle

open access: yesRevista Brasileira de Zootecnia, 2019
This study evaluated the effects of feeding calcareous marine algae or sodium bicarbonate as rumen buffer on the performance, behaviour, in vitro diet digestibility, and meat quality of beef cattle.
Carlo Angelo Sgoifo Rossi   +6 more
doaj   +1 more source

Voices From the Coast: Stakeholder Participation and Perception on Creating a Marine Protected Area

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study explores participatory processes in the context of marine conservation, with a specific focus on recent initiatives undertaken by the Apulia region in Italy to establish a new Marine Protected Area (MPA). Employing a qualitative cross‐sectional methodology, the study investigates how local communities perceive and engage with the ...
Giampiero Palazzo   +3 more
wiley   +1 more source

No way back: decadal lack of functional recovery of a coralligenous community in a warming Mediterranean

open access: yesOikos, EarlyView.
Anthropogenic disturbances are degrading nature at a rate that exceeds its capacity to recover. While considerable research has focused on understanding ecosystem impacts, recovery processes remain comparatively overlooked, particularly in marine ecosystems, where long‐term data on how highly complex systems respond to disturbances are scarce.
Yanis Zentner   +6 more
wiley   +1 more source

Siliceous and calcareous sources in marine high-quality hydrocarbon source rocks: skeleton-wall-shell of organism and their debris

open access: yesShiyou shiyan dizhi
Using techniques such as ultra-microscopic organic petrology, the study explores the relationship between bioclasts such as siliceous and calcareous skeleton-wall-shell organism and high-quality hydrocarbon source rocks in terms of their biomolecular ...
Longfei LU   +5 more
doaj   +1 more source

History of investigations of fossil algae in Croatia

open access: yesGeologia Croatica, 2008
Investigations of fossil algae in Croatia began in 1907 with the very first description of the Permian dasyclad Mizzia velebitana from Mt. Velebit by Austrian geologist Richard Schubert. This was followed by Julius Pia’s investigations (1920, 1925),
Tonći Grgasović
doaj   +1 more source

Monitoring of Crustose Coralline Algae Using Low‐Altitude Unmanned Aerial Vehicles in Intertidal Reefs

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
High‐resolution visible‐light imagery from low‐altitude unmanned aerial vehicles, combined with superpixel segmentation and a Random Forest classifier, provides an efficient and scalable framework for mapping and monitoring crustose coralline algae and reef habitats.
Po‐Chien Lin   +2 more
wiley   +1 more source

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