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13 Results Found

  • Article
  • Open Access
4 Citations
2,584 Views
18 Pages

Dynamic Analysis of Bottom Subsidence of Benthic Lander

  • Zhou Yu,
  • Chunyue Zhang,
  • Jiawang Chen and
  • Ziqiang Ren

The geomorphology of the deep-sea environment is complex, including seamounts based on hard rocks and seabeds based on rare soft sediments. Therefore, the frame of the benthic lander needs to be shock and subsidence resistant. In this paper, the stat...

  • Article
  • Open Access
4 Citations
2,716 Views
18 Pages

The growing need for deep-sea biological research and environmental monitoring has expanded the demand for benthic landers. Compared with remotely operated vehicles (ROVs) and autonomous underwater vehicles (AUVs), benthic landers can reduce overall...

  • Article
  • Open Access
17 Citations
7,595 Views
29 Pages

10 June 2019

Marine environments are currently subject to strong ecological pressure due to local and global anthropic stressors, such as pollutants and atmospheric inputs, which also cause ocean acidification and warming. These strains can result in biogeochemic...

  • Article
  • Open Access
10 Citations
4,502 Views
13 Pages

The “Little MonSta” Deep-Sea Benthic, Precision Deployable, Multi-Sensor and Sampling Lander Array

  • Andrew J. Wheeler,
  • Aaron Lim,
  • Felix Butschek,
  • Luke O’Reilly,
  • Kimberley Harris and
  • Paddy O’Driscoll

12 May 2021

The “Little MonSta” benthic lander array consists of 8 ROV-deployable (remotely operated vehicle) instrumented lander platforms for monitoring physical and chemical oceanographic properties and particle sampling developed as part of the MMMonKey_Pro...

  • Article
  • Open Access
3 Citations
1,322 Views
26 Pages

Predictive Analysis of Structural Damage in Submerged Structures: A Case Study Approach Using Machine Learning

  • Alexandre Brás dos Santos,
  • Hugo Mesquita Vasconcelos,
  • Tiago M. R. M. Domingues,
  • Pedro J. S. C. P. Sousa,
  • Susana Dias,
  • Rogério F. F. Lopes,
  • Marco L. P. Parente,
  • Mário Tomé,
  • Adélio M. S. Cavadas and
  • Pedro M. G. P. Moreira

7 January 2025

This study focuses on the development of a machine learning (ML) model to elaborate on predictions of structural damage in submerged structures due to ocean states and subsequently compares it to a real-life case of a 6-month experiment with a benthi...

  • Article
  • Open Access
8 Citations
3,864 Views
19 Pages

Impact of Sparse Benthic Life on Seafloor Roughness and High-Frequency Acoustic Scatter

  • Mischa Schönke,
  • Lars Wiesenberg,
  • Inken Schulze,
  • Dennis Wilken,
  • Alexander Darr,
  • Svenja Papenmeier and
  • Peter Feldens

Quantitative acoustic marine habitat mapping needs to consider the impact of macrobenthic organisms on backscatter data. However, the sensitivity of hydroacoustic systems to epibenthic life is poorly constrained. This study explores the impact of a b...

  • Article
  • Open Access
4 Citations
2,823 Views
11 Pages

Organic Carbon Oxidation in the Sediment of the Ulleung Basin in the East Sea

  • Jae Seong Lee,
  • Sung-Han Kim,
  • Ju-Wook Baek,
  • Kyung-Tae Kim,
  • Dongseon Kim,
  • Young-il Kim,
  • Won-Chan Lee,
  • Sung-Uk An,
  • Chang Hwan Kim and
  • Sokjin Hong
  • + 1 author

We characterized the biogeochemical organic carbon (Corg) cycles in the surface sediment layer of the Ulleung Basin (UB) of the East Sea. The total oxygen uptake (TOU) rate and the diffusive oxygen uptake (DOU) rate of the sediment were measured usin...

  • Article
  • Open Access
1 Citations
2,162 Views
18 Pages

26 March 2024

In semi-closed coastal brackish systems, the stratification of the water column due to the interaction between freshwater and seawater can lead to a reduction in the dissolved oxygen (DO) levels in the bottom layers, consequently affecting the benthi...

  • Article
  • Open Access
12 Citations
4,591 Views
16 Pages

A Perspective for Best Governance of the Bari Canyon Deep-Sea Ecosystems

  • Lorenzo Angeletti,
  • Gianfranco D’Onghia,
  • Maria del Mar Otero,
  • Antonio Settanni,
  • Maria Teresa Spedicato and
  • Marco Taviani

11 June 2021

There is growing awareness of the impact of fishery activities on fragile and vulnerable deep-sea ecosystems, stimulating actions devoted to their protection and best management by national and international organizations. The Bari Canyon in the Adri...

  • Article
  • Open Access
8 Citations
6,610 Views
19 Pages

KOSMOS: An Open Source Underwater Video Lander for Monitoring Coastal Fishes and Habitats

  • Dominique Pelletier,
  • Justin Rouxel,
  • Olivier Fauvarque,
  • David Hanon,
  • Jean-Paul Gestalin,
  • Morgann Lebot,
  • Paul Dreano,
  • Enora Furet,
  • Morgan Tardivel and
  • Guillaume Leguen
  • + 2 authors

20 November 2021

Background: Monitoring the ecological status of coastal ecosystems is essential to track the consequences of anthropogenic pressures and assess conservation actions. Monitoring requires periodic measurements collected in situ, replicated over large a...

  • Article
  • Open Access
10 Citations
2,919 Views
21 Pages

Describing Polyps Behavior of a Deep-Sea Gorgonian, Placogorgia sp., Using a Deep-Learning Approach

  • Elena Prado,
  • Alberto Abad-Uribarren,
  • Rubén Ramo,
  • Sergio Sierra,
  • César González-Pola,
  • Javier Cristobo,
  • Pilar Ríos,
  • Rocío Graña,
  • Eneko Aierbe and
  • Francisco Sánchez
  • + 4 authors

26 May 2023

Gorgonians play a fundamental role in the deep sea (below 200 m depth), composing three-dimensional habitats that are characterized by a high associated biodiversity and playing an important part in biogeochemical cycles. Here we describe the use of...

  • Article
  • Open Access
9 Citations
6,167 Views
28 Pages

Cold-Water Coral Reefs in the Langenuen Fjord, Southwestern Norway—A Window into Future Environmental Change

  • Katriina Juva,
  • Tina Kutti,
  • Melissa Chierici,
  • Wolf-Christian Dullo and
  • Sascha Flögel

25 August 2021

Ocean warming and acidification pose serious threats to cold-water corals (CWCs) and the surrounding habitat. Yet, little is known about the role of natural short-term and seasonal environmental variability, which could be pivotal to determine the re...

  • Article
  • Open Access
27 Citations
6,534 Views
33 Pages

Insights into the Short-Term Tidal Variability of Multibeam Backscatter from Field Experiments on Different Seafloor Types

  • Giacomo Montereale-Gavazzi,
  • Marc Roche,
  • Koen Degrendele,
  • Xavier Lurton,
  • Nathan Terseleer,
  • Matthias Baeye,
  • Frederic Francken and
  • Vera Van Lancker

Three experiments were conducted in the Belgian part of the North Sea to investigate short-term variation in seafloor backscatter strength (BS) obtained with multibeam echosounders (MBES). Measurements were acquired on predominantly gravelly (offshor...