Results 161 to 170 of about 28,554 (282)

Into the Wild: Farm‐Derived Energy and Nutrients Enter Marine Food Webs With Carrying Capacity Implications for Aquaculture Management

open access: yesReviews in Aquaculture, Volume 18, Issue 3, June 2026.
ABSTRACT Marine aquaculture is expanding globally, yet its interactions with surrounding ecosystems remain complex and insufficiently understood. This study reviews the fluxes of energy and nutrients from three major aquaculture systems: finfish cages, suspended bivalves, and seaweed farms and considers their implications for ecosystem functioning and ...
Myriam D. Callier   +11 more
wiley   +1 more source

Mixing at the Margins Drives Nitrate Delivery During Downwelling

open access: yesGeophysical Research Letters, Volume 53, Issue 9, 16 May 2026.
Abstract Wind‐driven coastal upwelling delivers nutrients to the surface waters and enhances primary productivity. In contrast, downwelling transports nutrient‐depleted water away from the surface and is usually presumed to decrease primary production. Here, we show that processes during downwelling can actually pump nutrients into previously nutrient ...
Bofu Zheng   +4 more
wiley   +1 more source

2025 U.S. Geological Survey National Seismic Hazard Model for Puerto Rico and the U.S. Virgin Islands: Overview of Model and Hazard Results

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
The U.S. Geological Survey recently updated the National Seismic Hazard Model (NSHM) for Puerto Rico and the U.S. Virgin Islands (PRVI). The first version of the PRVI NSHM was released in 2003, and therefore this 2025 update includes over 20 years of new geologic, geophysical, and engineering data, methods, and models.
Allison M. Shumway   +21 more
wiley   +1 more source

Ship wake-induced water column mixing and meter-scale seabed erosion in the Baltic Sea. [PDF]

open access: yesNat Commun
Geersen J   +9 more
europepmc   +1 more source

Life after death in the pelagic: Non‐predatory zooplankton mortality and the “ghost carbon pump”

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 3, May 2026.
Abstract The biological carbon pump is traditionally framed as a trophically mediated process in which zooplankton mortality is attributed mainly to predation, routing carbon through fecal pellets and higher trophic levels before export. Increasing evidence, however, shows that nonpredatory mortality—caused by different environmental stressors—accounts
Albert Calbet
wiley   +1 more source

Seafloor Characterization for Trawlability Using the Simrad ME70 Multibeam Echosounder in the Gulf of Alaska [PDF]

open access: yes, 2012
Calder, Brian R.   +4 more
core   +1 more source

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