Results 91 to 100 of about 1,785,299 (250)

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

Remote 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, Han‐Yang Yeh, Zhi‐Cheng Huang   +2 more
wiley   +1 more source

Multifrequency seafloor acoustic backscatter as a tool for improved biological and geological assessments – updating knowledge, prospects, and challenges

Frontiers in Remote Sensing
Multibeam echosounders (MBES) have emerged as a primary tool for seafloor mapping over the past three decades. Technological advancements and improved data processing methods have increased the accuracy and spatial resolution of bathymetric measurements,
Pedro S. Menandro, Benjamin Misiuk, Benjamin Misiuk, Jens Schneider von Deimling, Alex C. Bastos, Craig J. Brown   +5 more
doaj   +1 more source

Deep Learning-Based Underwater Mapping of Posidonia Oceanica from Satellite Data for Coastal Habitat Monitoring [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The POSEIDON project aims to develop scalable and repeatable approaches for monitoring Posidonia Oceanica (PO) meadows, a key Mediterranean habitat that supports coastal ecosystem services and long-term blue-carbon storage, yet they are increasingly ...
F. Chiabrando, F. Gallitto, P. Yari, A. M. Lingua, S. Manca, F. Matrone   +5 more
doaj   +1 more source

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

Remote 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, Joana Gafeira, Megan Cundy, Daniel C. Bates, Heather A. Stewart, Alan J. Jamieson   +5 more
wiley   +1 more source

Mapping Coral Reef Habitats with ICESat-2 and Satellite Imagery: A Novel Spectral Unmixing Approach Compared to Machine Learning

Remote Sensing
Accurate, scalable mapping of coral reef habitats is essential for monitoring ecosystem health and detecting change over time. In this study, we introduce a novel mathematically based nonlinear spectral unmixing method for benthic habitat classification,
Gabrielle A. Trudeau, Mark Lyon, Kim Lowell, Jennifer A. Dijkstra   +3 more
doaj   +1 more source

Artificial Intelligence for Blue Transformation: A Review of Predictive Modeling and Decision Support Systems in Sustainable Aquaculture

Sustainable Development, EarlyView.
ABSTRACT The FAO's “blue transformation” roadmap necessitates a fundamental shift towards precision aquaculture to meet global food security targets while minimizing environmental footprints. This review provides a comprehensive overview of how artificial intelligence (AI) and decision support systems (DSS) serve as pivotal enablers for the “better ...
Mustafa Öz, Enes Üstüner
wiley   +1 more source

Selecting the best habitat mapping technique: a comparative assessment for fisheries management in Exmouth Gulf

Frontiers in Marine Science
A spatially explicit understanding of marine benthic habitats is essential for sustainable marine resource management. While advances in remote sensing, acoustic methodologies, geostatistical modelling, and predictive species distribution models have ...
Scott N. Evans, Scott N. Evans, Nick Konzewitsch, Renae K. Hovey, Gary A. Kendrick, Lynda M. Bellchambers   +5 more
doaj   +1 more source

Stakeholder Governance of the Energy‐Biodiversity Nexus in the Renewable Energy Sector: Pathways to Achieve SDGs in the MENA Region

Sustainable Development, EarlyView.
ABSTRACT This systematic review examines stakeholder roles in managing biodiversity within renewable‐energy projects across the MENA region, a highly climate‐vulnerable region yet pursuing rapid energy transition toward achieving SDG 7 (Affordable and Clean Energy). The focus is on regulatory bodies and sector companies as primary actors.
Ghada Amin, Nora Adam, Remmer Sassen
wiley   +1 more source

Toward Enhanced Safety Management in Wave Energy Power Plant Construction Projects: FMEA and HAZOP Combination

Safety Science and Technology, EarlyView.
Consolidated FMEA–HAZOP safety management framework for WEC construction projects. ABSTRACT This study presents an advanced safety management framework for “Wave Energy Converter” (WEC) projects, addressing the inherent uncertainty, technological complexity, and environmental exposure of offshore renewable energy systems.
Panagiotis K. Marhavilas, Konstantinos Douitsis, Nick Delianidis, Stefanos Keskinis, Georgios Charalampos Kafoutis   +4 more
wiley   +1 more source

Oxidative Stress Biomarkers in the Shrimp Macrobrachium amazonicum (Heller, 1862): Assessment in an Environmental Preservation Area in the Brazilian Amazon

Environmental Toxicology, EarlyView.
ABSTRACT Anthropogenic activities generate a significant amount of pollutants that are released into the environment, causing physiological and ecological disturbances. Among the xenobiotics present in aquatic ecosystems, numerous chemical and organic compounds have oxidative potential or are metabolized through oxidative processes, which may amplify ...
Natália Eduarda da Silva, Arllon José dos Santos Dias, Layane Vitoria dos Santos e Santos, Natalie de Matos Araujo, Darlan Coutinho dos Santos, Jefferson Romáryo Duarte da Luz, Gabriel Araujo‐Silva   +6 more
wiley   +1 more source