Results 41 to 50 of about 8,421 (235)

Effects of environmental factors on species diversity of rotifers using biodiversity indicators and canonical correlation analysis (CCA) [PDF]

open access: yesبوم‌شناسی آبزیان, 2017
Rotifers are microscopic aquatic animals of phylum Rotifera, live in a diverse range of aquatic habitats. They are important in ecology of freshwater ecosystems by recycling nutrients and can alter trophic dynamic of planktonic communities.
Nabat Naqshbandi   +2 more
doaj  

The Desiccation of Rotifers [PDF]

open access: yesThe American Naturalist, 1908
THE general statement of ten found in text-books that "Adult rotifers can survive prolonged desiccation and resume active life when again placed in water," seems to have been mnade without sufficient warrant. While working with the rotifer, Asplancha briiyltizvell ii, my attention was repeatedly called to the fact that when the water became ...
openaire   +1 more source

Revealing the dark biodiversity around us through a national school‐based citizen science project

open access: yesPeople and Nature, EarlyView.
Abstract School‐based citizen science holds great potential for expanding biodiversity knowledge while engaging young people in authentic scientific practices. This is particularly important for revealing ‘dark biodiversity’, defined as the vast yet often overlooked biodiversity that remains hidden due to its small size or cryptic nature, including ...
Juan Ignacio Ramirez   +7 more
wiley   +1 more source

Assessment of the water quality of ten Waikato lakes based on zooplankton community composition. CBER Contract Report No. 60 [PDF]

open access: yes, 2007
Zooplankton communities were documented from ten Waikato lakes from net haul samples collected in late 2006 and from species hatched from diapausing eggs in sediments collected in early 2007.
Duggan, Ian C.
core  

Optimizing high-density aquaculture rotifer Detection using deep learning algorithm [PDF]

open access: yes, 2022
The dynamics of marine aquaculture depend heavily on zooplankton, which is the basis of the marine food chain. Zooplankton like Rotifer brachionus plicatillis, which are rich in nutrients, small size and rapid reproductive rate are necessary for fish in ...
Min Keng Tan   +5 more
core   +1 more source

KARAKTERISASI MORFOLOGI TELUR DORMAN ROTIFER (Brachionus rotundiformis) HASIL KULTUR MASSAL

open access: yesEthos: Jurnal Penelitian dan Pengabdian kepada Masyarakat, 2017
Kelimpahan rotifer lokal (Brachionus rotundiformis) di genangan air dekat perairan pantai Tumpaan, Minahasa Selatan, Sulawesi Utara memotivasi disain penelitian untuk mengeksplorasi kemampuan produksi telur dormannya. Pengembangan produksi dan pengemasan
Inneke F.M. Rumengan   +3 more
doaj   +1 more source

Is Pedalion a Rotifer? [PDF]

open access: yesThe Monthly Microscopical Journal, 1872
n ...
openaire   +1 more source

Artemia salina Toxicity Assay: Standardization in a 24‐Well Microplate

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Bioassays with Artemia sp. are widely used in aquatic, environmental, and human toxicology as an initial tool to investigate the toxicity of plant extracts, isolated compounds, drugs, and products of natural or synthetic origin. These assays allow for the estimation of the median lethal concentration (LC50) and guide subsequent studies in ...
Matheus Pires Miranda   +4 more
wiley   +1 more source

Ecotoxicological Assessment of Mercury in Fish From a Gold‐Mining‐Impacted Amazonian River: Biomonitoring and Human Health Risk

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The Peixoto de Azevedo River, located in northern Mato Grosso, southern Brazilian Amazon, has a long history of artisanal and small‐scale gold mining (ASGM). This study evaluated total mercury (THg) concentrations in fish tissues to assess biomagnification and potential risks.
Augusto Cesar da Costa Castilho   +5 more
wiley   +1 more source

Compromised DNA replication in gut cells underlies sensitivity to genotoxic stress in the tardigrade Hypsibius exemplaris

open access: yesThe FEBS Journal, EarlyView.
DNA damage in the tardigrade Hypsibius exemplaris elicits distinct cellular outcomes depending on replication status. While non‐replicating cells tolerate genotoxic stress, constitutively replicating cells undergo irreversible replication failure upon DNA damage, leading to loss of tissue homeostasis, fat depletion, sterility, and organismal death ...
Gonzalo Quiroga‐Artigas   +4 more
wiley   +1 more source

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