• A total of 20 taxa belonging to 9 genera were recorded. (go.jp)
  • A total of 129 species belonging to 64 genera were observed. (scialert.net)
  • Diatoms formed the most abundant group making up 90 species from 39 genera. (scialert.net)
  • Overall, 84 taxa were reported, belonging to 30 genera, 71 species and eight non-typical varieties, besides five probable new taxa. (biotaneotropica.org.br)
  • According to Wilson (1932) at least 80 per cent of the copepods belonging to the suborder Notodelphyoidea with 41 genera are commensals within ascidians. (cdlib.org)
  • Altogether 310 epilithic taxa belonging to 65 genera were identified. (irb.hr)
  • In samples (39) collected during the may-august period (2003-2009), on sandy bottoms between 5 and 23 meters deep, around the "Ile de Groix" and the "Ile aux moutons", 45 taxa belonging to the 2 genera Cocconeis and Amphicocconeis were encountered. (diatomloir.eu)
  • As a result, 19 taxa belonging to the genera Cymbella, Cymbopleura, Encyonema, Encyonopsis and Reimeria were found in the study area and Cymbella excisa, Encyonema reichardtii, Encyonopsis minuta, E. subminuta and Reimeria ovata were recorded as "new record" for Turkish freshwater diatom flora. (trjfas.org)
  • There have been identified 56 species and intraspecific taxa, which belong to 35 genera. (kantiana.ru)
  • The present paper deals with the taxonomic enumeration of 10 taxa belonging to 3 genera namely -Nitzschia, Amphora and Cymbella which were investigated from Jurala Reservoir in Mahabubnagar district Telangana. (journalcra.com)
  • Results expanded two new additions for the Brazilian diatom flora (Chamaepinnularia submuscicula and Stauroneis acidoclinata) and 30 infrageneric taxa for the state of São Paulo. (biotaneotropica.org.br)
  • The highest number of these taxa belonged to Mastogloia (48) and Amphora (32), followed by Diploneis (24), Nitzschia (23), Navicula (22), and Cocconeis (19). (irb.hr)
  • As revealed by SIMPER analyses, the group of taxa contributing the most to variance between diatom assemblages from sites of different invasive alga included Cocconeis scutellum var. (irb.hr)
  • Eight taxa are larger forms and belong to the microphytobenthos. (diatomloir.eu)
  • Inverted microscopy analysis of diatoms resolved 31 and 29 taxa in the north and south Sfax coasts respectively. (siftdesk.org)
  • Statistic Classification of Epilithic Diatom Species into Three Ecological Groups relating to Organic Water Pollution. (go.jp)
  • Tolerance indices to organic water pollution of 709 epilithic diatom species which were obtained from 1240 attached diatom assemblages were calculated by using two typical species. (go.jp)
  • These two species were used for setting a hypothetical axis of organic water pollution in numerical calculation of tolerance indices of each diatom species. (go.jp)
  • Coexistence indices of epilithic diatom species pair also were calculated statistically. (go.jp)
  • 18 species of diatoms, nine species of cyanobacteria, four species of euglenoids and green algae each, one species of dinoflagellates, red algae and chrysophytes each, are first reports for south-western Nigeria with regard to existing checklists in the region. (scialert.net)
  • Altogether nine HABs species were identified from the study area, where six species (Pyrodinium bahamense, Prorocentum micans, Neoceratium furca, Prorocentum sigmoides, Dinophysis caudate, and Neoceratium fursus) belonged to Dinophyceae and three species (Thalassionema nitzchoioides, Chatoceros affinis, Rhizosolenia sp. (scirp.org)
  • Epilithic diatom community structures are compared among three locations of the eastern Adriatic Sea coast (Croatia), in the presence of two different invasive Caulerpa species, C. taxifolia and C. cylindracea, which have spread rapidly in the Mediterranean in the last decades. (irb.hr)
  • This diatom species is known for its rapid growth and high production of fatty acids. (rubberduckyisopods.com)
  • This diatom species is commonly used in aquaculture as a feed source for shellfish larvae. (rubberduckyisopods.com)
  • This genus of diatoms includes several species that produce a toxin called domoic acid. (rubberduckyisopods.com)
  • Chaetoceros is probably the largest genus of marine planktonic diatoms with approximately 400 species described. (phylogame.org)
  • About sixty microalgae species have been identified as toxigenic, belonging primarily to Dinoflagellates and Diatoms. (microbia-environnement.com)
  • Diatoms was characterised by the proliferation of pennate diatoms species (Amphiprora sp. (siftdesk.org)
  • in northern part contrasting a progressive augment of centric diatoms species (Biddulphia sp. (siftdesk.org)
  • The paper presents the results of a study on species composition of diatom assemblages in a sediment core from the southwestern part of the Curonian Lagoon. (kantiana.ru)
  • In this study, 21 diatoms, 7 dinoflagellates, and 4 flagellate species were grown in three different culturing conditions and the corresponding extracts were tested for possible antioxidant, anti-inflammatory, anticancer, anti-diabetes, antibacterial, and anti-biofilm activities. (frontiersin.org)
  • Six diatom species displayed specific anti-inflammatory, anticancer (blocking human melanoma cell proliferation), and anti-biofilm (against the bacteria Staphylococcus epidermidis ) activities whereas, none of the other microalgae were bioactive against the conditions tested for. (frontiersin.org)
  • Furthermore, none of the 6 diatom species tested were toxic on normal human cells. (frontiersin.org)
  • This taxon clearly belongs to a distinct group of species that should be considered as a new genus, not within Amphora . (diatoms.org)
  • Species that belong to the Labyrinthulomycete category all fall under a larger category of protists that also includes diatoms and brown algae. (doe.gov)
  • The latest observations indicate that epibiotic diatom communities constitute diverse, polyphyletic, and compositionally stable assemblages that include both putatively obligate epizoic and. (researchgate.net)
  • Present findings highlight the need for surveying the diatom assemblages in protected environments or in less degraded conditions for biodiversity assessment. (biotaneotropica.org.br)
  • UGC is characterized by an average Chla of 1.78 mg/m3, the dominance of microphytoplankton (diatoms and dinoflagellates) and a stronger contribution of detritus to total light absorption. (scirp.org)
  • Unicellular examples include diatoms, Euglenophyta, and Dinoflagellates. (wszystkoodzieciach.com)
  • They found something called a "diatom frustule," which is, in essence, the non-living outer shell of a dead organism, a type of algae that thrives in rivers, streams, and oceans. (uncommondescent.com)
  • Despite resembling 'true' fungi in terms of morphological features, oo-mycetes form a distinct eukaryotic lineage of filamentous microorganisms that belongs to the stramenopiles, a group of protists also comprising the closely-related brown algae and diatoms. (kth.se)
  • Diatoms belong to the algae and thus to the plant life. (freyacare.ch)
  • Kelp is a seaweed that belongs to the brown algae family Laminaiaceae. (wszystkoodzieciach.com)
  • Diatoms are a group of single-celled algae that belong to the phylum Bacillariophyta. (rubberduckyisopods.com)
  • Diatoms[5] are a major group of algae, and are among the most common types ofphytoplankton. (phylogame.org)
  • The DNA sequences established that over 80% of the kleptoplasts belonged to Thalassiosira (with 96%-99% identity), a cosmopolitan planktonic diatom. (lu.se)
  • The planktonic diatom community structure differed from the biofilm community. (nio.res.in)
  • 2015) Pan-transcriptomic analysis identifies coordinated and orthologous functional modules in the diatoms Thalassiosira pseudonana and Phaeodactylum tricornutum. (systemsbiology.net)
  • Most protists are unicellular, microscopic organisms, including diatoms, which float on the ocean surface. (slideserve.com)
  • Most diatoms are unicellular, although they can exist as colonies in the shape of filaments or ribbons (e.g. (phylogame.org)
  • 10.4194/1303-2712-v16_4_23 Viewed : 4046 - Downloaded : 4028 Diatoms are mostly characterized by their siliceous bipartite cell walls, forming a frustule. (trjfas.org)
  • A similar seasonal shift in growth form structure was observed for epilithic communities at the three sampling sites, where the number of erect group diatoms doubled (Hvar, Mljet) and tripled (Dubrovnik) in spring. (irb.hr)
  • The diatom assemblage in an alkaline hot spring which is the most alkaline spring in Japan with 10.1 in pH value was investigated. (go.jp)
  • Especially in 9 sites of which pH values were below 2.0, rela tive abundance of this taxon in each diatom assemblage reached over 90 percent. (go.jp)
  • The results confirm that restoration had positive effects on the abiotic variables and diatoms assemblage of the north coast. (siftdesk.org)
  • Strains that belong to the Freshwater Diatom Collection (designated 'FD' in UTEX number) will require a minimum of 4-weeks to grow out before shipment. (utex.org)
  • 2009). The seasonal succession of diatoms communities were governed by a combination of physical, chemical and biological variables in marine ecosystems (Meiners et al. (siftdesk.org)
  • also known as diatoms Is a fossil mineral that has formed from the microscopic shells of dead diatoms over millions of years. (freyacare.ch)
  • One of the remarkable features of diatoms is their intricate cell walls, known as frustules, which are made of silica. (rubberduckyisopods.com)
  • A fungusis an organism whose cells have nuclei, rigid cell walls, and no chlorophyll and that belongs to the kingdom Fungi. (slideserve.com)
  • This study contributes to the knowledge of diatom diversity both at regional and at broader scales in these challenged environments. (irb.hr)
  • Cymbelloid diatoms are one of the highest diversity in Turkish inland waters. (trjfas.org)
  • In addition, for three diatoms we also tested two different clones to disclose diversity in clone bioactivity. (frontiersin.org)
  • Herein, we report a long-term survey (ca. 90 years) of sedimentary diatoms and the modern flora from surface sediments and their biodiversity changes along a eutrophication gradient. (biotaneotropica.org.br)
  • Access to past oligotrophic conditions and to contemporary mesotrophic regions of the Guarapiranga Reservoir accounted for these new additions representing 25% of the total diatom flora. (biotaneotropica.org.br)
  • Diatoms are unique and fascinating organisms with several beneficial qualities for Isopod enthusiasts. (rubberduckyisopods.com)
  • Protistsare diverse organisms that belong to the kingdom Protista. (slideserve.com)
  • The spatial and seasonal variations of the diatoms communities were examined during four marine cruises conducted between years 2011 and 2012 on 12 stations at the north (restored) and south (not yet restored) coasts. (siftdesk.org)
  • The effects of substratum and temporal variations on the fouling diatom community structure in a monsooninfluenced tropical estuary were studied. (nio.res.in)
  • In addition to substratum variations, the biofilm diatom community structure also showed significant seasonal variations, which were attributed to physico-chemical and biological changes in both the water and substratum. (nio.res.in)
  • Temporal variations in the tychopelagic diatoms of the water were also observed to exert an influence on the biofilm diatom community. (nio.res.in)
  • Variations in diatom communities may determine the functional ecosystem of the benthic environment. (nio.res.in)
  • Diatoms are so common and so populous in such environments that they are central to those ecosystems. (uncommondescent.com)
  • These examples highlight diatoms' diverse roles in ecosystems and their importance to both environmental and commercial applications. (rubberduckyisopods.com)
  • Diatoms represent a major part of the eukaryotic primary production in marine ecosystems (Drira et al. (siftdesk.org)
  • 2003). Diatoms tend to have considerably higher maximum uptake rates of nutrients than any other group (Litchman et al. (siftdesk.org)
  • Diatoms, which are early autotrophic colonisers, are an important constituent of the biofouling community in the marine environment. (nio.res.in)
  • Anomoeoneidaceae is a family of diatoms belonging to the order Cymbellales. (wikipedia.org)
  • Chaetocerotales is an order of diatoms belonging to the class Mediophyceae . (eol.org)
  • Due to their silica content, diatoms have been used in various applications, such as filtration systems, abrasive cleaners, and even polishing agents in toothpaste. (rubberduckyisopods.com)
  • Sterols may include one or more of a variety of molecules belonging to 3-hydroxysteroids, they are C27-C30 crystalline alcohols (in Greek, stereos , solid). (gerli.com)
  • 2006). Indeed, diatoms are the preferred food of many grazers in the upper trophic levels and thus form the basis for many of the productive fisheries (Ben Brahim et al. (siftdesk.org)
  • As a result, diatoms are significant contributors to the production of atmospheric oxygen, producing approximately 20% of the world's oxygen supply. (rubberduckyisopods.com)
  • This diatom has gained significant attention in scientific research due to its small genome size and use as a model organism for studying diatom biology. (rubberduckyisopods.com)
  • This study denotes the potential of diatoms as sources of promising bioactives for the treatment of human pathologies. (frontiersin.org)
  • Diatoms are one of important groups for monitoring in lentic and lotic systems. (trjfas.org)
  • Flamingos belong to one of the oldest bird groups alive. (rosamondgiffordzoo.org)
  • While terrestrial sources for diatoms so high in the stratosphere, such as volcanic eruptions and contamination of the original sampling equipment, are considered unviable by the authors, they offer as an alternative that the material must have come from space. (uncommondescent.com)