Results 31 to 40 of about 7,750 (220)

Bioekologi Fitoplankton di Laguna Gampong Pulot (LGP) Kabupaten Aceh Besar

open access: yesOmni-Akuatika, 2016
The objective of the present study was to determine the diversity of phytoplankton and its relationship with physical-chemical water parameters of Gampong Pulot Lagoon, Leupung subdistrict, Aceh Besar.
Syahrul Purnawan   +2 more
doaj   +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

Parâmetros tróficos relevantes e fitoplâncton de lagoas costeiras do sul do estado de Santa Catarina [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Biologia Vegetal, Florianópolis, 2014.Os sistemas aquáticos continentais são de fundamental importância para as mais diversas ...
Reis, Leandro Ambrózio dos
core  

Three new diatom species from the Ayapel Swamp Complex (Colombia)

open access: yesActualidades Biológicas
Wetlands are highly productive and complex, considered fragile ecosystems of great importance for conservation. The Ayapel swamp system is the second largest in Colombia.
Amelia Alejandra Vouilloud   +2 more
doaj   +1 more source

A study on planktonic components of River Yamuna

open access: yesEnvironment Conservation Journal, 2011
The present study deals with the plankton component in Yamuna river basin. During the study period (2006-07) total number of plankton comprises of zooplankton, Bacillariophyceae, Chlorophycea, Desmideaceae and Myxophyceae and range from 90 unit/liter ...
Vivek Sharma, Nitin Kamboj, B.D. Joshi
doaj   +1 more source

The downward legacy of a phytoplankton bloom in the oligotrophic North Pacific Subtropical Gyre

open access: yesLimnology and Oceanography, Volume 71, Issue 10, October 2026.
Abstract Ocean particles are a heterogeneous collection, including living and dead cells, feces, mucus‐rich aggregates, and mineral shells and frustules. In the well‐lit upper ocean, phototrophic processes fuel production of particulate matter; however, only a relatively small percentage (< 10% per day) of this material (mostly detrital) escapes the ...
Angelicque E. White   +21 more
wiley   +1 more source

Composição e estrutura das assembleias de diatomáceas epilíticas e sua relação com a integridade ambiental de rios da bacia hidrográfica do Rio Itajaí, Santa Catarina [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Biologia Vegetal, Florianópolis, 2013.Em rios, as assembléias de diatomáceas epilíticas são, geralmente, as que apresentam maior ...
Chiossi, Patricia
core  

Effects of Reduced Precipitation and Water Level Variability on Phytoplankton Dynamics and Thermal Structure in a Large Tropical Reservoir

open access: yesWater Resources Research, Volume 62, Issue 10, October 2026.
Abstract Drought is one of the most severe and complex natural hazards causing changes in water balance and impeding crucial water‐dependent ecosystem services. Over the last 25 years, multiple severe droughts linked to El Niño events have affected the Zambian and Zimbabwean regions.
Anna Joelle Greife   +11 more
wiley   +1 more source

Seasonal patterns and interannual variability of phytoplankton in Lake Stechlin [PDF]

open access: yes, 2004
The paper presents results of detailed phytoplankton investigations in Lake Stechlin between 1994 and 2003. The analysis includes the picoplankton fraction (dominated by Cyanobium sp.) that regularly appears as a deep-layer chlorophyll maximum (DCM ...
Koschel, Rainer   +3 more
core   +1 more source

Navicula cardiella, nova espécie de Bacillariophyceae em Santa Cruz, Argentina

open access: yes, 1976
Navicula cardiella, nova espécie de Bacillariophyceae em Santa Cruz ...
Luchini, Laura
core   +1 more source

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