WebWater-column mixing is known to have a decisive impact on plankton communities. The underlying mechanisms depend on the size and depth of the water body, nutrient status … WebOct 27, 2024 · Diversity of chrysophycean stomatocysts was studied in the steppe zone of the South Urals. A total of 14 stomatocyst morphotypes were identified, of which four were for the first time observed in Russia. Two morphotypes were described as novel.
Diversity of Chrysophycean Stomatocysts in the Steppe Zone
WebChrysophyceae (golden algae) Click on organism name to get more information. Apoikiaceae Apoikia Apoikia lindahlii Apoikiospumella Apoikiospumella mondseeiensis … WebThe Chrysophyceae are similar to Bacillariophyceae, Eustigmatophyceae, Raphidophyceae, Silicoflagellates, Synurophyceae, Tribophyceae, and several additional smaller classes, … bio weapons convention
Lake Edku water-quality monitoring, analysis and ... - Academia.edu
WebChrysophytes (Chrysophyceae, Heterokontophyta) are mainly unicellular or colonial golden-brown algae, which may be flagellate, but there are also some multicellular species (van … WebThe genus Spumella, established by Cienkowsky in 1870, is characterized by omnivory, two (rarely three) flagella, a short stick-like structure beneath the flagella, a threadlike stalk, cell division via constriction and cyst formation. Since the first phylogenetic study of Spumella-like flagellates, their paraphyly has consistently been shown, with separation into several … The Chrysophyceae, usually called chrysophytes, chrysomonads, golden-brown algae or golden algae are a large group of algae, found mostly in freshwater. Golden algae is also commonly used to refer to a single species, Prymnesium parvum, which causes fish kills. The Chrysophyceae should not be confused with … See more Originally they were taken to include all such forms of the diatoms and multicellular brown algae, but since then they have been divided into several different groups (e.g., Haptophyceae, Synurophyceae) based on … See more Chrysophytes live mostly in freshwater, and are important for studies of food web dynamics in oligotrophic freshwater ecosystems, and for assessment of environmental degradation See more • Andersen, R. A. 2004. Biology and systematics of heterokont and haptophyte algae. American Journal of Botany 91(10): 1508–1522. 2004. • Duff, K.E., B.A. Zeeb & J.P. Smol. 1995. Atlas of Chrysophycean Cysts, Vol. 1., [2]; 2001, Vol. 2, [3]. Kluwer Academic … See more The "primary" cell of chrysophytes contains two specialized flagella. The active, "feathered" (with mastigonemes) flagellum is oriented toward the moving direction. The smooth passive flagellum, oriented toward the opposite direction, may be present only … See more Pascher (1914) Classification of the class Chrysophyceae according to Pascher (1914): • Division Chrysophyta Smith (1938) See more Chrysophytes contain the pigment fucoxanthin. Because of this, they were once considered to be a specialized form of cyanobacteria. Because many of these organisms had a silica capsule, they have a relatively complete fossil record, allowing modern … See more bioweaves