Results 51 to 60 of about 2,268 (160)

The Multi-Ocean Distribution of the Hadal Amphipod, Hirondellea dubiaDahl, 1959 (Crustacea, Amphipoda)

open access: yesFrontiers in Marine Science, 2022
The hadal zone (depths > 6,000 m) comprises isolated features that host high degrees of endemism, with species inhabiting only a single feature or a group of adjacent features.
Johanna N. J. Weston, Alan J. Jamieson
doaj   +1 more source

Discovery and Fine‐Scale Mapping of Hadal Xenophyophore Habitat in the Nova Canton Trough, Central Pacific Ocean

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Discovery and fine‐scale mapping of a hadal xenophyophore field: submersible video transects and photogrammetry enable semi‐automated delineation of xenophyophores, revealing their abundance, spatial organisation, structural complexity and contribution to habitat heterogeneity at ~8000 m depth.
Denise J. B. Swanborn   +5 more
wiley   +1 more source

Farmers’ Preferences for Sustainable Crop Protection: An Integrated Choice and Latent Variable Approach

open access: yesSustainable Development, EarlyView.
ABSTRACT This study analyzes farmers' preferences for sustainable crop protection, focusing on Integrated Pest Management (IPM) practices by incorporating social‐psychological factors to capture economic and behavioral dimensions. Using data from German and Polish potato farmers, we apply an integrated choice and latent variable framework that combines
Philip K. Miriti   +3 more
wiley   +1 more source

Composition and Functional Potential of Hadal Microbial Communities [PDF]

open access: yes, 2018
Hadal trenches, oceanic locations deeper than 6,000 m, are one of the most enigmatic environments on Earth. Characterized by hydrostatic pressures reaching 16,000 pounds per square inch, these sites are expected to contain microbial diversity adapted to ...
Peoples, Logan Maxwell, Peoples, Logan
core   +1 more source

Body Size Regulates Niche Overlap Asymmetry in the Subtropical Andes Rain Shadow: Isotopic Paleoecology of Oligocene South American Ungulates

open access: yesIntegrative Zoology, EarlyView.
This study provides the first isotopic analysis of Oligocene mammals from Quebrada Fiera, Mendoza, Argentina, filling a major gap in South American paleontology. It reveals a latitudinal gradient in aridity due to the Andean rain shadow and highlights the role of (semi)permanent water bodies in sustaining diverse herbivore communities. Additionally, it
Dánae Sanz‐Pérez   +4 more
wiley   +1 more source

Hadal zones of the Southwest Pacific and east Indian oceans [PDF]

open access: yes
The hadal zone (water depths > 6000 m) are unlike the overlying shallower marine regions (bathyal and abyssal) as it does not follow a continuum from the continental shelves to abyssal plains, but rather exhibits a globally disjunct series of discrete ...
Jamieson, Alan J.   +2 more
core   +1 more source

DeepZoo: A cost‐effective and modular sampler for ecological studies in the deep ocean

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Understanding the structure and dynamics of deep‐ocean communities requires effective sampling of pelagic organisms in near‐bottom waters. These dispersive organisms contribute to biodiversity, connectivity and ecosystem recovery. Yet, current sampling methods remain constrained by size, cost, and depth, leaving key questions unanswered in ...
Johanna N. J. Weston   +7 more
wiley   +1 more source

Identification of Free-living and Particle-Associated Microbial Communities Present in Hadal regions of the Mariana Trench

open access: yesFrontiers in Microbiology, 2016
Relatively few studies have described the microbial populations present in ultra-deep hadal environments, largely as a result of difficulties associated with sampling. Here we report Illumina-tag V6 16S rRNA sequence-based analyses of the free-living and
Jonathan eTarn   +4 more
doaj   +1 more source

Three new deep-sea species of Thyasiridae (Mollusca: Bivalvia) from the northwestern Pacific Ocean

open access: yesEuropean Journal of Taxonomy, 2023
The Thyasiridae is one of the species-richest families in the abyssal and hadal zones of the northwestern Pacific Ocean. Many thyasirid species dominate benthic communities in terms of abundance and play an important role in the functioning of deep-sea ...
Gennady M. Kamenev
doaj   +1 more source

Associations Between Infant Motor Behaviour and Cognitive Functioning at Age 4–5

open access: yesActa Paediatrica, EarlyView.
ABSTRACT Aim We investigated the relation between infant motor behaviour and cognitive functioning at 4–5 years of age. Methods Based on a previous infancy assessment, we invited 369 children with atypical and 334 children with typical infant neurodevelopment at age 4–5.
Selena J. Rosinda   +4 more
wiley   +1 more source

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