Results 71 to 80 of about 42,645 (242)

Effects of Improved Tidal Mixing in NEMO One‐Degree Global Ocean Model

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 2, February 2026.
Abstract Diapycnal mixing in the ocean interior has diverse numerical representations in current global ocean models. These representations affect the simulated transport and storage of oceanic tracers in ways that remain little studied. Here we present the impacts of three different tidal mixing representations in thousand‐year‐long simulations with ...
Casimir de Lavergne   +7 more
wiley   +1 more source

A Crossover Adjustment Method Considering the Beam Incident Angle for a Multibeam Bathymetric Survey Based on USV Swarms

open access: yesJournal of Marine Science and Engineering
Multibeam echosounder systems (MBESs) are widely used in unmanned surface vehicle swarms (USVs) to perform various marine bathymetry surveys because of their excellent performance. To address the challenges of systematic error superposition and edge beam
Qiang Yuan   +3 more
doaj   +1 more source

Shoreland Buffer Module for GRANIT Data Mapper [PDF]

open access: yes, 2006
The Complex Systems Research Center at the University of New Hampshire enhanced the GRANIT Data Mapper (http://mapper.granit.unh.edu) by incorporating data describing shoreline buffers in New Hampshire.
Justice, David G., Rubin, Fay A.
core   +1 more source

Delineating Marine Planktonic Habitats Through the Biogeochemical‐Argo Array Data

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 2, February 2026.
Abstract Phytoplankton play a crucial role in regulating marine biogeochemical pathways but studying their spatial and temporal dynamics often requires extensive and laborious oceanographic expeditions. Here, we report a novel use of Biogeochemical‐Argo data to delineate planktonic habitats in the Tropical North Atlantic Ocean (TNA).
Anh H. Pham   +2 more
wiley   +1 more source

A High-Precision Method for Evaluating the Similarity of Maritime Vessel Trajectories

open access: yesJournal of Marine Science and Engineering
This study investigates the demand for high-precision trajectory similarity assessment in intelligent maritime navigation. This is done by analyzing discrepancies between GPS-derived trajectories and actual vessel paths, while identifying critical ...
Ran Ji, Mengkai Ma, Jian Dong, Sen Wang
doaj   +1 more source

Forschungsschiff METEOR Reise Nr. 61 (2004) - Nordost-Atlantik [PDF]

open access: yes, 2004
R/V METEOR Cruise No. 61 was divided into three different legs, which all focused on the NEAtlantic to the west of Ireland from the Porcupine Seabight towards the Rockall Bank.
Hebbeln, Dierk   +3 more
core  

Anomalously Low New Production in the Northeast Atlantic During Spring 2024: A Consequence of Weaker Winter Mixing?

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 2, February 2026.
Abstract In 2024 an anomalous region of low chlorophyll water covering ∼721,000 km2 or 1.7% of North Atlantic surface area dominated the Northeast Atlantic. This feature formed during spring, remained identifiable as a region of low chlorophyll throughout the summer months in temperate and subpolar waters and, due to low opal ballasting potential of ...
S. C. Painter   +9 more
wiley   +1 more source

Air‐Sea Gas Exchange in the Coastal Baltic Sea: Implications for Marine Carbon Dioxide Removal

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 2, February 2026.
Abstract Air‐sea gas exchange affects the biogeochemical cycling of trace gases such as CO2 and dimethyl sulfide (DMS) on a global scale, thereby influencing Earth's climate. In nearshore regions, differences in wind fetch and surfactants are expected to have an impact on gas transfer velocity (k).
Ryo Dobashi   +3 more
wiley   +1 more source

A Prediction Model of Marine Geomagnetic Diurnal Variation Using Machine Learning

open access: yesApplied Sciences
Geomagnetic diurnal variation significantly influences the precision of marine magnetic measurements. Precise estimation of this variation is crucial for enhancing the accuracy of offshore magnetic surveys.
Pan Xiong   +4 more
doaj   +1 more source

Modeling raccoon (Procyon lotor) habitat connectivity to identify potential corridors for rabies spread [PDF]

open access: yes, 2017
The United States Department of Agriculture (USDA), Animal and Plant Health Inspection Service (APHIS), Wildlife Services National Rabies Management Program has conducted cooperative oral rabies vaccination (ORV) programs since 1997.
Algeo, Timothy P.   +7 more
core   +1 more source

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