Results 91 to 100 of about 18,242 (227)

Secondary production (zooplankton and benthos)

open access: yes, 1983
In order to understand the dynamics of an ecosystem, it is necessary to determine the contribution of the different groups to total biomass as well as to evaluate their turnover rates and the amount of organic matter that each produces per unit time.
Lévêque, Christian, Saint-Jean, Lucien
openaire   +2 more sources

WDS-YOLO: A Marine Benthos Detection Model Fusing Wavelet Convolution and Deformable Attention

open access: yesApplied Sciences
Accurate marine benthos detection is a technical prerequisite for underwater robots to achieve automated fishing. Considering the challenges of poor underwater imaging conditions during the actual fishing process, where small objects are easily occluded ...
Jiahui Qian, Ming Chen
doaj   +1 more source

Linking the Movement Behavior of the Laptev Sea Walrus to Sea Ice and Resource Dynamics

open access: yesMarine Mammal Science, Volume 42, Issue 4, October 2026.
ABSTRACT The walrus subspecies inhabiting the Laptev Sea (Odobenus rosmarus divergens) remains one of the least studied walrus taxa and occurs in a region undergoing rapid environmental change driven by climate warming and increasing human activity. We conducted the first satellite telemetry study of walruses in this region, tracking 14 individuals ...
Varvara Levitskaya   +4 more
wiley   +1 more source

Influence of environmental factors on the dynamics of macrobenthic crustaceans on soft-bottoms of the Ebro Delta continental shelf (northwestern Mediterranean)

open access: yesScientia Marina, 2011
Short-term temporal variability in infaunal crustacean communities was evaluated against environmental variability. The area of study was located at two stations at 45 and 60 m depth under the influence of the Ebro River.
Silvia de Juan, Joan E. Cartes
doaj   +1 more source

Global Projections of Coral Reef Sediment Dissolution in the 21st Century

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract Coral reefs build carbonate frameworks, but ocean acidification threatens to reverse this role by accelerating dissolution of permeable reef sediments. We combined Earth system model projections across five emission pathways with an aragonite saturation state‐dissolution relationship to project global reef sediment dissolution through 2100 ...
Tingli Yan   +5 more
wiley   +1 more source

Data from: How are coastal benthos fed?

open access: yes, 2016
Water movement can influence the distribution of benthos, in part, by increasing food delivery; however, the impact of advective transport and turbulent diffusion on organic matter flux to nearshore benthic communities is not well quantified.
Waples, James T.   +2 more
core   +1 more source

Spatial and temporal changes in macrobenthic communities in the Amazon coastal zone (Guajará Estuary, Brazil) caused by discharge of urban effluents

open access: yesScientia Marina, 2012
Spatial and temporal changes in the structure of soft-bottom macrobenthic communities caused by discharges of urban wastewater were studied in the Guajará Estuary, Amazon coastal zone, Brazil.
Daiane Aviz   +2 more
doaj   +1 more source

Trawling disturbance on benthic ecosystems and consequences on commercial species: a northwestern Mediterranean case study

open access: yesScientia Marina, 2014
Trawling is known to disturb benthic communities and habitats, which may in turn indirectly affect populations of commercial species that live in close association with the seabed.
Alba Muntadas   +3 more
doaj   +1 more source

Pendugaan tingkat pencemaran sungai Bengawan dengan menggunakan indeks diversitas benthos [PDF]

open access: yes, 2000
Sungai merupakan suatu bagian yang sangat penting dalam suatu ekosistem, bahkan di beberapa propinsi di Indonesia sungai merupakan urat nadi kehidupan suatu penduduk.
Setyaningrum, Betty
core  

Abundance of benthos infauna at station PS1237-1

open access: yes, 2003
Abundance of benthos infauna at station PS1237-
Gerlach, Sebastian A   +3 more
core   +1 more source

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