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A blue-pigmented hasleoid diatom, Haslea sp., from the Adriatic Sea

Katarzyna A. Palińska

Katarzyna A. Palińska

Department of Marine Biology and Ecology, Institute of Oceanography, Faculty of Oceanography and Geography, University of GdańskGdynia, Poland
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Palińska, Katarzyna A.
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Waldemar Surosz

Waldemar Surosz

Department of Marine Biology and Ecology, Institute of Oceanography, Faculty of Oceanography and Geography, University of GdańskGdynia, Poland
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Surosz, Waldemar
  
13. März 2018
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Artikel-Kategorie: Original research paper
Online veröffentlicht: 13. März 2018
Seitenbereich: 60 - 66
Eingereicht: 19. Juli 2017
Akzeptiert: 25. Sept. 2017
DOI: https://doi.org/10.1515/ohs-2018-0007
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© 2018 Faculty of Oceanography and Geography, University of Gdańsk, Poland
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Sampling site in Croatia, Dugi Otok island at Saharun Bay, the Adriatic Sea (Google maps)
Sampling site in Croatia, Dugi Otok island at Saharun Bay, the Adriatic Sea (Google maps)

Figure 2

Field population of Haslea sp. Typical bluish color of diatoms attached to Padina sp. is clearly visible
Field population of Haslea sp. Typical bluish color of diatoms attached to Padina sp. is clearly visible

Figure 3

Light microscopy of Haslea sp., with parietal chloroplasts and apices filled with blue pigment. Scale bar = 30 μm
Light microscopy of Haslea sp., with parietal chloroplasts and apices filled with blue pigment. Scale bar = 30 μm

18S rRNA gene fragments sequence similarities (%) among Haslea strains

Haslea sp. (this study) Haslea ostrearia Hasle pseudostrearia Haslea crucigera Haslea spicula BA28
H. ostrearia 97.16
H. pseudostrearia 94.34 98.06
H. crucigera 94.33 97.99 97.75
H. spicula BA28 94.09 98.35 98.06 98.87
H. sp. RG-2015a 99.70 96.96 93.64 93.62 93.31

Morphological features of Haslea sp_ (this study) compared with those of H_ ostrearia, H_ provincialis, H_ karadagensis, H_ crucigera and H_ pseudostrearia obtained from the literature

Haslea sp. Haslea ostrearia Haslea provincialis Haslea karadagensis Haslea crucigera Haslea pseudostrearia
Length (μm) 60.1 71.8 65.8 52.5 55.5 95–97
Width (μm) 7.6 7.3 7.4 8.0 8.8 11–121
Color of cell apices blue blue blue blue-grey no no
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