نتایج جستجو برای: rotifer distribution

تعداد نتایج: 609210  

Journal: :Natural and engineering sciences 2023

A total of 27 taxons, 12 from Rotifera, 1 Cladocera, and 14 Copepoda, were determined in the study, which was conducted by sampling 4 times 29 water wells. 3 families detected Rotifera Lecanidae richest family with 8 species. Among 6 Cyclopoidae had The rotifer species largest distribution areas Lecane closterocerca (found 15 wells), Pleuroxus aduncus, only found 21 wells Kinnecaris xanthi wide...

Journal: :Zootaxa 2016
Hendrik Segers Willem H De Smet Diego Fontaneto Claus Hinz Charles Hussey Evangelia Michaloudi Robert L Wallace Christian D Jersabek

Following ICZN (1999) Article 79 Chapter 17 http://www.nhm.ac.uk/hosted-sites/iczn/code/), we, with the full support of the international community of rotifer researchers as expressed during subsequent international Rotifera symposia, developed a Candidate Part of the List of Available Names for species and genera of Rotifera from the start of zoological nomenclature to the year 2000.

2005
Faina S. Berezovskaya Georgy P. Karev Terry W. Snell

A model of the dynamics of natural rotifer populations is described as a discrete nonlinear map depending on three parameters, which reflect characteristics of the population and environment. Model dynamics and their change by variation of these parameters were investigated by methods of bifurcation theory. A phase–parametric portrait of the model was constructed and domains of population persi...

Journal: :Water 2021

This study aims to evaluate the diversity of rotifers in various freshwater habitats Da Nang City, Vietnam, and investigate relationship between community structure environmental conditions. A total 75 rotifer species belonging 25 genera 17 families were recorded, out which seven are new Vietnam. Species from Brachionidae Lecanidae abundant (containing about 50% 69.44%, respectively) both lacus...

2012
Melody S. Clark Nadav Y. Denekamp Michael A. S. Thorne Richard Reinhardt Mario Drungowski Marcus W. Albrecht Sven Klages Alfred Beck Michael Kube Esther Lubzens

BACKGROUND Several organisms display dormancy and developmental arrest at embryonic stages. Long-term survival in the dormant form is usually associated with desiccation, orthodox plant seeds and Artemia cysts being well documented examples. Several aquatic invertebrates display dormancy during embryonic development and survive for tens or even hundreds of years in a hydrated form, raising the ...

Nineteen zooplankton species of them belonging to 15 Rotifera, 2 Cladocera, 2 Copepoda were recorded from Çat Dam Lake (Malatya). One of these species, Lecane intrasinuata (Olofsson, 1917) is a new record for Turkish rotifer fauna.

Journal: :Japanese Journal of Limnology (Rikusuigaku Zasshi) 1949

Journal: :The Journal of Biophysical and Biochemical Cytology 1961

2007
Georgy P. Karev

In this paper we develop a theory of general selection systems with discrete time and explore the evolution of selection systems, in particular, inhomogeneous populations. We show that the knowledge of the initial distribution of the selection system allows us to determine explicitly the system distribution at the entire time interval. All statistical characteristics of interest, such as mean v...

2003
Marc T.J. Johnson Anurag A. Agrawal

Although over 40 years of theory have addressed how evolutionary processes can affect the ecology of predator–prey interactions, few empirical data have addressed the same issue. Shertzer et al. and Yoshida et al. have recently combined manipulative experiments with mathematical models to demonstrate that evolutionary change in an algal prey strongly affects community dynamics with their rotife...

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