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First record of Prestauroneis tumida Levkov and accompanying species in Poland

Barbara Rakowska

Barbara Rakowska

Laboratory of Algology and Mycology, Faculty of Biology and Environmental Protection, University of ŁódźŁódź, Poland
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Rakowska, Barbara
, 
Ewelina Szczepocka

Ewelina Szczepocka

Laboratory of Algology and Mycology, Faculty of Biology and Environmental Protection, University of ŁódźŁódź, Poland
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Szczepocka, Ewelina
, 
Joanna Żelazna-Wieczorek

Joanna Żelazna-Wieczorek

Laboratory of Algology and Mycology, Faculty of Biology and Environmental Protection, University of ŁódźŁódź, Poland
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Żelazna-Wieczorek, Joanna
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Rafał M. Olszyński

Rafał M. Olszyński

Laboratory of Algology and Mycology, Faculty of Biology and Environmental Protection, University of ŁódźŁódź, Poland
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Olszyński, Rafał M.
  
Mar 06, 2017
First record of Prestauroneis tumida Levkov and accompanying species in Poland's Cover Image
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Article Category: Original research paper
Published Online: Mar 06, 2017
Page range: 30 - 37
Received: Feb 10, 2016
Accepted: Jun 24, 2016
DOI: https://doi.org/10.1515/ohs-2017-0004
Keywords
© Faculty of Oceanography and Geography, University of Gdańsk, Poland. All rights reserved.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Map of sampling sites on the Czarna Staszowska River
Map of sampling sites on the Czarna Staszowska River

Figure 2

LM photomicrographs of Prestauroneis tumida Levkov (1-4); SEM images of external view (5-7); SEM image of internal view (8)
LM photomicrographs of Prestauroneis tumida Levkov (1-4); SEM images of external view (5-7); SEM image of internal view (8)

Figure 3

Comparison of valve morphology of Prestauroneis tumida and Parlibellus protracta. A. LM photomicrograph of Prestauroneis tumida; Arrow 1: rounded apices; Arrow 2: pseudosepta on apices. B. LM photomicrograph of Parlibellus protracta; Arrow: capitate apices. C. SEM image of Prestauroneis tumida, internal view; Arrow: presence of pseudosepta. D. SEM image of Parlibellus protracta, internal view: pseudosepta absent
Comparison of valve morphology of Prestauroneis tumida and Parlibellus protracta. A. LM photomicrograph of Prestauroneis tumida; Arrow 1: rounded apices; Arrow 2: pseudosepta on apices. B. LM photomicrograph of Parlibellus protracta; Arrow: capitate apices. C. SEM image of Prestauroneis tumida, internal view; Arrow: presence of pseudosepta. D. SEM image of Parlibellus protracta, internal view: pseudosepta absent

Values of physical and chemical water parameters in the spring section of the Czarna Staszowska River from 2014 and the water quality class according to Polish standards compatible with OJ pos_ 1482 from 2014

Water parameters Springsection(sites 1, 2) Water QualityClass
Temperature (°C) 10.5 I
pH 7.6-7.9 I
Conductivity 20°C (µS cm 1) 405 I
Dissolved oxygen (DO) (mg O2 dm−3) 10.0 I
BOD5 (mg O2 dm−3) 1.9 I
N-NH4 (mg dm−3) 0.23 I
N-NO3 (mg dm−3) 2.0 I
Total N (mg dm−3) 2.783 I
P-PO4 (mg dm−3) 0.1 I
Total P (mg P dm−3) 0.13 I
Calcium (mg Ca dm−3) 64 I
Magnesium (mg Mg dm−3) 10 I
Total hardness (mg CaCO3 dm−3) 202 I

Comparison of morphological features of species similar to Prestauroneis tumida, in chronological order

Length Width Number of striae in 10 μm Number of areolae in 10 μm Plate/Figure
Hustedt (1930)Navicula crucicula var. obtusata Grunow 25-50 10-16 - - -
Cleve-Euler (1953)Navicula crucicula β obtusata GrunowNavicula crucicula var. minor Agardh Cleve 25-5030-50 10-1610-13 19- -- Fig. 884cd
Germain (1981)Navicula protracta (Grunow) Cleve 30-35 8-10 14-17 - Plate 83, Fig. 6
Krammer & Lange Bertalot (1986)Navicula crucicula var. crucicula (W. Smith) DonkinNavicula protracta (Grunow) Cleve 35-10017-60 8-235-10 14-1814-20 -- Fig. 54: 1Fig. 55: 5, 6
Simonsen (1987)Navicula protracta f. elliptica Hustedt - - - - Plate 659, Fig. 1, 2
Levkov et al. (2007)Parlibellus protractus (Grunow) Witkowski, Lange-Bertalot & Metzeltin 32-44 9-11 14-16 - Plate 64, Fig. 12
Levkov & Williams (2011)Prestauroneis tumida Levkov 22-44 9-11 14-17 45 Fig. 69-82
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