Results 91 to 100 of about 5,091,773 (264)

Tracking the impact of bottom trawling on benthic habitat status

open access: yesConservation Biology, EarlyView.
Abstract Bottom trawling is the most widespread physical disturbance to marine benthic habitats, yet broadscale assessments of its impact remain limited. We developed a quantitative framework to evaluate trawling effects on benthic habitats at broad spatial scales based on the sentinels of seabed (SoS) indicator.
Maider Plaza‐Morlote   +10 more
wiley   +1 more source

Zonal coupling analysis method for seismic response of offshore monopole wind turbine

open access: yesYantu gongcheng xuebao
Offshore wind turbines are one of the important strategic choices for low-carbon sustainable energy, and their seismic safety issues need to be solved urgently.
XU Xiaofeng1 , CHEN Shaolin1 , SUN Jie2
doaj   +1 more source

Assessing the effectiveness of Sri Lankan marine protected areas: Challenges and recommendations

open access: yesConservation Science and Practice, EarlyView.
We evaluated the biodiversity conservation effectiveness of 32 zones of Sri Lankan marine protected areas (MPA) and found that most are currently insufficiently protected. Threats to MPAs were not uniform, with harmful dredging/dumping, anchoring, fishing, and non‐extractive activities identified as major pressures affecting different sets of MPAs.
Barbora Winterová   +3 more
wiley   +1 more source

XBTs Provide First‐Order Characterization of Seabed Physical Properties

open access: yesEarth and Space Science
Expendable Bathythermographs (XBTs) are oceanographic instruments that fall through the ocean's water column and measure ocean temperature with depth. In many instances, however, XBTs continue to record temperature after they impact the seabed.
Matthew J. Hornbach   +9 more
doaj   +1 more source

Meshfree Model for Porous Seabed Response Under Combined Earthquake and Random Wave Loading

open access: yes
In the context of offshore structure design, the consideration of earthquake and wave loadings is paramount due to their pivotal role as natural dynamic forces.
Jeng, Dong-Sheng   +3 more
core   +1 more source

Under the cover of darkness: Foraging behaviour increases on cloudy, new moon nights in a pelagic seabird

open access: yesIbis, EarlyView.
While many visual predators feed exclusively during the day, others exploit foraging opportunities at night, although the efficiency with which they do so is strongly influenced by ambient light levels. We investigated the influence of variation in nocturnal light on the foraging behaviour of a small pelagic seabird, the European Storm‐petrel ...
Darren Wilkinson   +3 more
wiley   +1 more source

Two-way coupling model for dynamic seabed response around twin pipelines under combined wave and current loading

open access: yes, 2023
Although twin pipelines in series have been used to transport hydrocarbons in existing engineering practice, previous studies have mostly focused on the dynamic response of the seabed around a single pipeline.
Cui, L, Zhang, JY, Jeng, DS, Zhai, H
core  

Distribution and ecology of the four Macrourus species by‐caught in the longline fishery at South Georgia, Southern Ocean

open access: yesJournal of Fish Biology, EarlyView.
Abstract Although Macrourus species are the main by‐catch across Southern Ocean longline fisheries, including around South Georgia, the lack of species‐specific data has hindered effective management and ecological understanding. Aggregation of macrourids at genus level masks critical interspecific differences in life‐history strategies and ...
José Abreu   +8 more
wiley   +1 more source

Numerical study for wave-induced oscillatory seabed response around pile foundations using openFOAM

open access: yes, 2019
In this paper, a three-dimensional numerical model for wave–seabed interactions around a group of pile foundations isproposed. Unlike in previous studies, both wave and seabed submodels are developed based on the open source libraryOpenFOAM (version 4.0,
Duan, LL, Jeng, DS
core   +1 more source

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