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Biodiversity of the benthic diatom flora in the coastal zone of the Gulf of Gdańsk: a case study of the Gdynia–Sopot transect Cover

Biodiversity of the benthic diatom flora in the coastal zone of the Gulf of Gdańsk: a case study of the Gdynia–Sopot transect

Oceanological and Hydrobiological Studies
Volume 51 (2022): Issue 2 (June 2022)
By: Dominika Hetko,  Małgorzata Witak and  Sandra Oliwa  
Open Access
|Jul 2022

Figures & Tables

Figure 1

Location of the study area
Location of the study area

Figure 2

The number of diatom taxa (species, subspecies, varieties, forms) versus ecological preferences: *eh-euhalobous, mh-mesohalobous, oh–oligohalobous halophilous, oi–oligohalobous indifferent; **et–eutraphentic, emt–eumesotraphentic, mt–mesotraphentic, mot-meso-oligotraphentic, ot–oligotraphentic, edt–eurydystrophic, ir-irrelevant; ***ps–polysaprobous, ams–α-mesosaprobous, abms–α-β-mesosaprobous, bms–β-mesosaprobous, os– oligosaprobous, x-xenosaprobous, ir-irrelevant
The number of diatom taxa (species, subspecies, varieties, forms) versus ecological preferences: *eh-euhalobous, mh-mesohalobous, oh–oligohalobous halophilous, oi–oligohalobous indifferent; **et–eutraphentic, emt–eumesotraphentic, mt–mesotraphentic, mot-meso-oligotraphentic, ot–oligotraphentic, edt–eurydystrophic, ir-irrelevant; ***ps–polysaprobous, ams–α-mesosaprobous, abms–α-β-mesosaprobous, bms–β-mesosaprobous, os– oligosaprobous, x-xenosaprobous, ir-irrelevant

Figure 3

Percentage content of the diatom ecological groups in epilithon (stone), epipsammon (sand) and epipelon (mud)
Percentage content of the diatom ecological groups in epilithon (stone), epipsammon (sand) and epipelon (mud)

Figure 4

Frequency of the main diatom taxa in epilithon (stone), epipsammon (sand) and epipelon (mud)
Frequency of the main diatom taxa in epilithon (stone), epipsammon (sand) and epipelon (mud)

Figure 5

Percentage content of the diatom ecological groups in epiphyton (seagrass)
Percentage content of the diatom ecological groups in epiphyton (seagrass)

Figure 6

Frequency of the main diatom taxa in epiphyton (seagrass)
Frequency of the main diatom taxa in epiphyton (seagrass)

Characteristics of the analyzed samples_ Types of microhabitats: st – stone, sa – sand, mu – mud, sg – seagrass_ Black dots represent single samples collected

SitesSamplesΦλLocationDepth [m]Types of microhabitats
stsamusg
GaH1GaHl54°32.523N18°30.32EGDYNIA PORTport channel13.6  • 
GaH2GaH254°32.30N18°31.20EDock VII15.6  • 
GaH3GaH354°32.10N18°31.85Eport channel12.3  • 
GaH4GaH454°31.85N18°33.27EDock III14.4  • 
GaH5GaH554°31.70N18°33.62Esouth channel8.7  • 
GaH6GaH654°31.26N18°33.50EDock I9.2  • 
Ga1Ga154°30.999N18°33.138EGDYNIAbeach0.25 • •
Ga2Ga2a54°30.774N18°33.062E0.25•• •
Ga2b   •
Ga2c   •
Ga2d   •
Ga3Ga3a54°30.573N18°33.203ESeaside Boulevard0.3   •
Ga3b•   
Ga4Ga454°30.499N18°33.258E0.3   •
Ga5Ga554°30.333N18°33.412E0.3 • •
Ga6Ga654°30.147N18°33.527E0.3•  •
Ga7Ga754°29.101N18°34.118Ebeach0.3•• •
Ga8Ga854°28.788N18°33.834Epier0.2•• •
So1So1a54°27.057N18°34.062ESOPOTbeach0.3 • •
So1b   •
So2So254°26.811N18°34.345Epier0.25 • •
So3So354°26.447N18°34.636Ebeach0.3   •
So4So454°26.115N18°35.051E0.24 • •
So5So554°25.666N18°35.751E0.27 • •
DOI: https://doi.org/10.26881/oandhs-2022.2.10 | Journal eISSN: 1897-3191 | Journal ISSN: 1730-413X
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Language: English
Page range: 224 - 238
Submitted on: Nov 4, 2021
Accepted on: Apr 20, 2022
Published on: Jul 7, 2022
Published by: University of Gdańsk
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
benthic diatoms,
microhabitat,
ecology,
coastal zone,
Gulf of Gdańsk,
Baltic Sea
Related subjects:
Chemistry,
Chemistry, other,
Geosciences,
Geosciences, other,
Life sciences,
Life sciences, other

© 2022 Dominika Hetko, Małgorzata Witak, Sandra Oliwa, published by University of Gdańsk
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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