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Massive occurrence of the alien invasive species Pleodorina indica (Volvocales, Chlorophyta) in a reservoir located in urban areas of Central Poland Cover

Massive occurrence of the alien invasive species Pleodorina indica (Volvocales, Chlorophyta) in a reservoir located in urban areas of Central Poland

Oceanological and Hydrobiological Studies
Volume 46 (2017): Issue 1 (March 2017)
By: Piotr Knysak and  Joanna Żelazna-Wieczorek  
Open Access
|Mar 2017

Figures & Tables

Figure 1

Location of the flow-through reservoir with Pleodorina indica (Iyengar) Nozaki
Location of the flow-through reservoir with Pleodorina indica (Iyengar) Nozaki

Figure 2

Air and water temperature, pH reaction and conductivity at the sampling site during the study
Air and water temperature, pH reaction and conductivity at the sampling site during the study

Figure 3

Pleodorina indica (Iyengar) H. Nozaki (A-K) Light microscope, Nikon Eclipse 50i (A) Dark field view, monoculture colony, magnification 10×4; (B-I) magnification 10×40; (J, K) arrows indicate flagellum, colony stained with blue methylene, magnification 10×40, 10×100
Pleodorina indica (Iyengar) H. Nozaki (A-K) Light microscope, Nikon Eclipse 50i (A) Dark field view, monoculture colony, magnification 10×4; (B-I) magnification 10×40; (J, K) arrows indicate flagellum, colony stained with blue methylene, magnification 10×40, 10×100

Figure 4

Pleodorina indica (A-F) Confocal microscope, Leica SP-8. Scale bar 20 μm (A) arrows indicate individual sheaths in the gelatinous matrix; (D, E) Surface of the 32-cells colony; (F) 64-cells colony; (B) arrows indicate vegetative cells; (C) arrows indicate somatic cells; (D) arrows indicate vegetative cells during division (asexual reproduction); (E, F) arrows indicate undulating peripheries of the colony
Pleodorina indica (A-F) Confocal microscope, Leica SP-8. Scale bar 20 μm (A) arrows indicate individual sheaths in the gelatinous matrix; (D, E) Surface of the 32-cells colony; (F) 64-cells colony; (B) arrows indicate vegetative cells; (C) arrows indicate somatic cells; (D) arrows indicate vegetative cells during division (asexual reproduction); (E, F) arrows indicate undulating peripheries of the colony

Figure 5

Average monthly temperatures from 1995-2014 in comparison with average monthly temperatures from 2015, in Łódź
Average monthly temperatures from 1995-2014 in comparison with average monthly temperatures from 2015, in Łódź
DOI: https://doi.org/10.1515/ohs-2017-0012 | Journal eISSN: 1897-3191 | Journal ISSN: 1730-413X
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Language: English
Page range: 116 - 122
Submitted on: Apr 8, 2016
|
Accepted on: Jun 17, 2016
|
Published on: Mar 6, 2017
Published by: University of Gdańsk
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Pleodorina,
phytoplankton,
alien species,
algal bloom,
Chlorophyta
Related subjects:
Chemistry,
Chemistry, other,
Geosciences,
Geosciences, other,
Life sciences,
Life sciences, other

© 2017 Piotr Knysak, Joanna Żelazna-Wieczorek, published by University of Gdańsk
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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