Results 61 to 70 of about 991 (193)

Meso‐ to Submesoscale Variability of Particulate Carbon Export Captured by a Glider‐Camera System in the Northeast Atlantic During the APERO Campaign

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 5, May 2026.
Abstract Between 9 June and 6 July 2023 a SeaExplorer glider equipped with an Underwater Vision Profiler (UVP6), surveyed frontal structures between a cyclonic and two anticyclonic eddies in the Northeast Atlantic as part of the APERO cruise (Assessing marine biogenic matter Production, Export and Remineralization: from the surface to the dark Ocean ...
Elisabeth Chevillon   +10 more
wiley   +1 more source

Table_4_Trophic structure of micronekton in the Northwest Pacific Ocean.xlsx

open access: yes, 2022
IntroductionStable isotope analysis has been widely used in the study of the trophic structure of marine micronekton in recent years.MethodsIn this study, the carbon and nitrogen stable isotope values of fish, cephalopod, shrimp and zooplankton species ...
Jiaqi Zhang (412762)   +3 more
core   +1 more source

Great Meteor Seamount Circulation Revisited: Insights Into Cold‐Water Coral Habitat Potential

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 5, May 2026.
Abstract Seamounts play a crucial role in shaping deep‐sea ecosystem structure, influencing ocean circulation, enhancing biological productivity, and supporting diverse marine life. The Great Meteor Seamount (GMS), is the largest seamount in the North Atlantic and a key ecological feature in the regional network of the Protected Areas of the Azores ...
Vibe Schourup‐Kristensen   +9 more
wiley   +1 more source

Zooplankton, micronekton and the biological pump: beyond the Mesopelagic zone

open access: yes, 2012
Migrant biota transports carbon to the mesopelagic zone due to their feeding at the shallower layers and their defecation, respiration, excretion and mortality at depth. The so-called active flux has been considered a small number compared to gravitational sinking.
Hernández León, Santiago   +9 more
openaire   +2 more sources

Table_5_Trophic structure of micronekton in the Northwest Pacific Ocean.xlsx

open access: yes, 2022
IntroductionStable isotope analysis has been widely used in the study of the trophic structure of marine micronekton in recent years.MethodsIn this study, the carbon and nitrogen stable isotope values of fish, cephalopod, shrimp and zooplankton species ...
Jiaqi Zhang (412762)   +3 more
core   +1 more source

Ecology and Seasonal Habitat Use of Northern Bottlenose and Sowerby's Beaked Whales in the Azores

open access: yesMarine Mammal Science, Volume 42, Issue 2, April 2026.
ABSTRACT Beaked whales are among the least known cetaceans, yet they are regularly observed in the Azores, a region recognized as a hotspot for deep‐diving species. In this study, we analyzed opportunistic sightings collected during 1492 whale‐watching trips, including 149 beaked whale encounters, of which 89 were Sowerby's (Mesoplodon bidens) and 31 ...
Rui Peres dos Santos   +3 more
wiley   +1 more source

Aotearoa New Zealand’s marine carbon cycle in a changing climate – Current understanding and future directions

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 59, Issue 5, Page 913-956, December 2025.
ABSTRACT The marine system plays a critical role in the global climate cycle, as a major control of atmospheric carbon dioxide (CO2). Marine primary production (photosynthesis) and remineralisation of organic carbon (respiration, degradation) determine the amount of CO2 sequestered in marine sediments and deep‐water environments on century to ...
Scott D. Nodder   +22 more
wiley   +1 more source

Table_2_Trophic structure of micronekton in the Northwest Pacific Ocean.xlsx

open access: yes, 2022
IntroductionStable isotope analysis has been widely used in the study of the trophic structure of marine micronekton in recent years.MethodsIn this study, the carbon and nitrogen stable isotope values of fish, cephalopod, shrimp and zooplankton species ...
Jiaqi Zhang (412762)   +3 more
core   +1 more source

Microbial and Metazoan Activity in Monterey Bay, CA Recorded in Nitrogen Isotope Ratios of Sinking and Suspended Particles

open access: yesJournal of Geophysical Research: Oceans, Volume 130, Issue 10, October 2025.
Abstract Particulate organic matter supports pelagic food webs, and the activity of these food webs attenuates the flux of carbon into the ocean interior. Understanding the extent to which microbial and metazoan heterotrophs influence particle dynamics is essential to describing the biological carbon pump and nutrient delivery to deep ecosystems.
S. C. Doherty   +3 more
wiley   +1 more source

Tracking Long‐Term Trends in Sockeye Salmon (Oncorhynchus nerka) Population Dynamics Using Sterol and Stanol Biomarkers in Lake Sediments

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 130, Issue 9, September 2025.
Abstract We analyzed biomarkers, including sterols, stanols, and δ15N, in sediment cores from lakes with well‐documented sockeye salmon return histories. Our goal was to improve estimates of past changes in salmon escapement, that is, the population that return to their freshwater nursery lakes, inferred using sediment biogeochemical markers ...
D. Dagodzo   +5 more
wiley   +1 more source

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