Results 51 to 60 of about 4,734 (195)

Water quality variation and algal succession in commercial hybrid catfish production ponds [PDF]

open access: yesMaejo International Journal of Science and Technology, 2012
This study on water quality variation and algal succession in commercial hybrid catfishproduction ponds was conducted in 2007 in Bang Pa-In district, Ayutthaya province, Thailand. Thestudy covered two fish crops, May-August and September-December.
Siripen Traichaiyaporn
doaj  

Environmental Gradients and Ecological Processes Are Main Drivers of Eukaryotic Diversity in the Eastern Red Sea

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
Across 266 water column samples, COI eDNA metabarcoding detected 4298 eukaryotic MOTUs spanning 40 phyla in the Eastern Red Sea. Community composition varied strongly across depth and regions, revealing hidden biodiversity patterns and providing a baseline for conservation‐oriented monitoring in a future‐ocean analogue.
Carlos Angulo‐Preckler   +14 more
wiley   +1 more source

Phytoplankton population structure of the Anzali wetland (2010 and 2011)

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2016
Phytoplankton groups are very important producers in the Anzali wetland having a significant role in the quality and need to be constantly studied in term of their sequence and density.
M. Fallahi email ; M. Makaremi; S. Khatib
doaj  

Effects of temporal and spatial variability in energy fluxes on phytoplankton

open access: yesLimnology and Oceanography, Volume 71, Issue 1, January 2026.
Abstract Climate change has significantly altered the energy dynamics of lakes; however, little is known of how the temporal and spatial variation in energy fluxes impacts the structure and function of lake ecosystems. This study combined long‐term (2011–2018) measurements of lake energy fluxes with environmental, nutrient, and phytoplankton data at ...
Jian Zhou   +4 more
wiley   +1 more source

Flow variability and macroinvertebrates jointly regulate stream periphyton and metabolism: Insights from experimental stream mesocosms

open access: yesLimnology and Oceanography, Volume 71, Issue 1, January 2026.
Abstract Climate change profoundly alters riverine flow regimes and community composition, affecting key ecosystem functions. We used an experimental mesocosm approach to examine how gradual flow velocity reduction (Experiment 1) and flushing events (Experiment 2) influence periphyton community composition and metabolism, with and without a ...
Flavia Tromboni   +13 more
wiley   +1 more source

Distribution patterns and co-occurrence network of eukaryotic algae in different salinity waters of Yuncheng Salt Lake, China

open access: yesScientific Reports
The community structure and co-occurrence pattern of eukaryotic algae in Yuncheng Salt Lake were analyzed based on marker gene analysis of the 18S rRNA V4 region to understand the species composition and their synergistic adaptations to the environmental
Jing Yang   +7 more
doaj   +1 more source

Características físico-químicas y fitoplancton de los humedales altoandinos y su relación con la presencia de Lymnaea Spp. en Frías, Piura, Perú

open access: yesManglar, 2020
La presente investigación se avocó a determinar las características físico-químicas y fitoplancton de los humedales altoandinos y su relación con la presencia de lymnaea spp. Frías, Piura, Perú.
Luciano Rondoy-Infante   +2 more
doaj   +1 more source

Florística y ecología de diatomeas bentónicas de la zona lacustre de Xochimilco-Tláhuac, México

open access: yesBotan‪ical Sciences, 2015
Se registraron 91 taxones de diatomeas bentónicas en varios sitios de la zona lacustre de Xochimilco-Tláhuac que representan un incremento de más de 50 % en el inventario florístico de diatomeas para esta zona.
Marisela Buendía-Flores   +2 more
doaj   +1 more source

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