Results 51 to 60 of about 3,359 (209)

RAS based culture system for continuous production of Rotifers (Brachionus calyciflorus) in mass

open access: yesIndian Journal of Animal Sciences, 2020
The present study was undertaken to find out preferred food type, minimum effective algal cell requirement, effective harvest rate of rotifers and to design and construct re-circulatory aquaculture system (RAS) based rotifer, Brachionus calyciflorus ...
S FELIX   +3 more
doaj   +1 more source

Effect of chloramphenicol on the life table demography of Brachionus calyciflorus (Rotifera): A multigenerational study

open access: yesEcotoxicology and Environmental Safety, 2022
During the last two decades, there has been increasing concerns about the presence of antibiotics in aquatic environments. Phenicol antibiotics, such as chloramphenicol (CMP), commonly used in the veterinary and aquaculture fields to treat infections ...
Muhammad Shahid Iqbal   +2 more
doaj   +1 more source

Short communication: Culture of Chlorella ellipsoidea in different inexpensive medium and used as food for production of rotifer, Brachionus calyciflorus [PDF]

open access: yes, 2016
Rotifers are multicellular animals with body cavities that are partially lined by mesoderm. These organisms are valuable live food for larval fish and crustacean culture. Several characteristics of rotifers, including their nutritional quality, body size
Akter, S.   +3 more
core  

Zooplankton Community Composition in the White and Blue Niles Near Khartoum: Combining Molecular and Morphological Approaches

open access: yesEnvironmental DNA, Volume 7, Issue 6, November–December 2025.
Environmental DNA (eDNA) metabarcoding of bulk zooplankton from the White and Blue Nile near Khartoum recovered 40 genus/species‐level taxa belonging to Cladocera, Copepoda, and Rotifera, representing 53%–72% of ASVs. Rotifers were the most diverse group, and low Cladocera read counts likely reflect primer mismatch despite similar morphological ...
Samah Elhussein Mohammedahmed Makawi   +1 more
wiley   +1 more source

The toxicity comparison of metformin and its degradant guanylurea through multi-routes exposure experiments using algae and rotifer

open access: yesEcotoxicology and Environmental Safety
Metformin (MET) and its metabolite guanylurea (GUA) are prevalent in aquatic environments, raising concerns about their potential risks to aquatic organisms. However, the toxicity of these compounds through different exposure routes has not been reported.
Fan Gao   +7 more
doaj   +1 more source

Grazing by meso- and microzooplankton on phytoplankton in the upper reaches of the Schelde estuary (Belgium/The Netherlands) [PDF]

open access: yes, 2005
In contrast with the marine reaches of estuaries, few studies have dealt with zooplankton grazing on phytoplankton in the upper estuarine reaches, where freshwater zooplankton species tend to dominate the zooplankton community. In spring and early summer
Azémar, Frédéric   +5 more
core   +5 more sources

Local Adaptation? Enhanced Fitness Under Regional UVB Intensities in a Rock Pool Bdelloid Rotifer

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
Bdelloids from the Chihuahuan Desert appear to have adapted to regional UVB intensities in a localized manner. Bdelloids exposed to winter or summer levels of UVB intensity had a longer lifespan and a higher net reproductive rate. ABSTRACT Exposure to ultraviolet radiation (UVR) can decrease lifespan and reduce fecundity in aquatic invertebrates ...
Maribel J. Baeza, Elizabeth J. Walsh
wiley   +1 more source

Parasites of zooplankton and periphyton assemblages in the littoral zone of lakes in Drawa National Park, Poland

open access: yesActa Mycologica, 2013
Studies on parasitism in zooplankton and periphyton assemblages were carried out on samples of water collected from Lakes Płociczno and Płociowe in the Drawa National Park in 2008-2011.
Maria Wolska   +1 more
doaj   +1 more source

Alimentación de Acanthocyclops robustus : un caso de canibalismo [PDF]

open access: yes, 2007
Acanthocyclops robustus is a freshwater cyclopoid copepod that posses a complex life cycle and presents large differences between males and females, as well as between different growth stages.
García-Chicote, Jara   +2 more
core  

Utilization of a new bdelloid rotifer (Philodina acuticornis odiosa) assay to evaluate the effect of salinity on the toxicity of chlorothalonil

open access: yes, 2010
Acute (24 h) toxicity tests were conducted to determine the toxicity of the fungicide chlorothalonil towards the freshwater bdelloid rotifer (Philodina acuticornis odiosa).
Allinson, G   +4 more
core   +1 more source

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