Results 151 to 160 of about 64,999 (262)

Assessing Low-Dose Copper Treatment for Dreissenid Mussels: Effects on Nontarget Organisms. [PDF]

open access: yesEnviron Manage
Dahlberg AD   +8 more
europepmc   +1 more source

Freshwater Biodiversity Research in Brazil: Trends from a Systematic Review and Topic Modeling

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Brazil is a megadiverse country that hosts six major biomes and a vast freshwater network. Despite this richness, research on freshwater biodiversity has been heterogeneous across regions, communities, and time, leaving significant knowledge gaps.
Paula Caroline dos Reis Oliveira   +24 more
wiley   +1 more source

Beyond the Cascade Dams: Scale-Dependent Effects on Zooplankton Stability in River Ecosystems. [PDF]

open access: yesEcol Evol
Jiang X   +11 more
europepmc   +1 more source

Experimental Assessment of Epipelon Responses to Phosphorus Limitation in a Eutrophic Lake

open access: yesEcological Research, Volume 41, Issue 6, November 2026.
We evaluated the responses of epipelic algal and cyanobacterial communities to increasing phosphorus limitation in the water column under eutrophic conditions. Nitrogen enrichment increased the N:P ratio and intensified phosphorus limitation in the water column, promoting changes in community composition. The greater contribution of cyanobacteria (e.g.,
Renata Aparecida Costa   +2 more
wiley   +1 more source

Mesoscale zooplankton distribution patterns and euphausiid population ecology in the south-west Atlantic

open access: yes, 1995
Two mesoscale net sampling surveys were conducted in the south-west Atlantic between 34° and 55 °S. The first survey was in the austral spring of 1990 and used both an RMT8 net which was trawled obliquely down to 200 or 300 m and caught mainly ...
Tarling, Geraint Andrew
core  

Comparative Performance of Kenyan and Imported Artemia in Early Larval Rearing of Clarias gariepinus

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 5, October 2026.
ABSTRACT Successful larval rearing of fish depends largely on live feed availability, during the critical first‐feeding stage. In Kenya, hatcheries commonly use phytoplankton or imported Artemia cysts as starter feeds, although locally produced Artemia is available. Hatchery operators' reports on low larval survival when using imported Artemia prompted
Morine M. Ngarari   +9 more
wiley   +1 more source

Gut Bacterial Diversity of the Migratory Hilsa Shad Tenualosa ilisha (Hamilton, 1822) From Different Habitats in Bangladesh

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 5, October 2026.
ABSTRACT The present study was conducted to determine the distinct gut bacteriome diversity and composition in Hilsa Shad (Tenualosa ilisha), a biologically, nutritionally and economically significant species, across different habitats using next‐generation sequencing.
Niger Sultana Bably   +6 more
wiley   +1 more source

Impacts of climate and reduced ice cover on trophic structure and community dynamics in a high latitude lake. [PDF]

open access: yesOecologia
Pilotto F   +8 more
europepmc   +1 more source

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