Results 261 to 270 of about 2,127,400 (339)

Challenges and Opportunities for Strengthening Bottom‐Tow Fisheries Sustainability

open access: yesFish and Fisheries, Volume 27, Issue 4, Page 987-1005, July 2026.
ABSTRACT Bottom‐tow gear fisheries (trawls and dredges) produce ~24 million mt of harvest annually, representing a globally important animal‐sourced food system. While many are currently sustainably managed, growing concern over the potential for ecosystem impacts from bottom‐tow gears has increased pressure to improve these fisheries.
Suresh A. Sethi   +28 more
wiley   +1 more source

Environmental heterogeneity plays a bigger role than diet quality in driving divergent California sea lion population trends. [PDF]

open access: yesPLoS One
Pozas-Franco AL   +4 more
europepmc   +1 more source

Leveraging the Highly Data‐Rich Northeast Arctic Cod (Gadus morhua, Gadidae) to Identify Key Biophysical Factors Behind Recruitment Success

open access: yesFish and Fisheries, Volume 27, Issue 4, Page 1006-1027, July 2026.
The recent markedly reduced recruitment success (recruitment per spawner stock biomass) of Northeast Arctic cod (Gadus morhua, Gadidae) is seemingly largely attributed to the joint negative effect of increased temperature and cannibalism but also predation on the postlarvae by Northeast Atlantic mackerel (Scomber scombrus, Scombridae).
Shuyang Ma   +11 more
wiley   +1 more source

Using the Diet Composition of Adult Chinook Salmon to Understand the Regional Structure of Salish Sea Forage Communities

open access: yesFisheries Oceanography, Volume 35, Issue 4, Page 565-579, July 2026.
ABSTRACT Small pelagic fish and other forage species are patchily distributed over space and time, resulting in variable foraging conditions experienced by their predators. The high‐resolution data necessary to understand the spatiotemporal structure of forage communities are challenging to collect with expensive fishery‐independent surveys, meaning ...
Wesley L. Greentree   +4 more
wiley   +1 more source

Killer Whales in the Central Tropical Pacific: Occurrence, Resightings, Morphology, and Acoustics

open access: yesMarine Mammal Science, Volume 42, Issue 3, July 2026.
ABSTRACT Compared to their well‐studied coastal temperate counterparts, killer whales (Orcinus orca) in tropical‐subtropical and oceanic areas are under‐documented. We used sighting, photo‐identification, and acoustic data of killer whales in the central tropical Pacific (CTP), collected from multiple platforms between 2002 and 2023, to assess their ...
Marie C. Hill   +4 more
wiley   +1 more source

Photosynthetic primary production in the Mesoproterozoic

open access: yesNew Phytologist, Volume 251, Issue 1, Page 64-80, July 2026.
Summary The Mesoproterozoic atmosphere had more CO2 and less O2 than at present. While the upper ocean was oxygenated, the deeper ocean was euxinic or ferruginous. Primary production was performed by Chlorobia, Cyanobacteria, Proteobacteria, and Archaeplastida.
Patricia Sánchez‐Baracaldo   +1 more
wiley   +1 more source

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