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Evidence of cultural eutrophication of the Gulf of Gdańsk based on diatom analysis

Jarosław Pędziński
Jarosław Pędziński
 et 
Małgorzata Witak
Małgorzata Witak
   | 22 sept. 2019
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Article Category: Original research paper
Publié en ligne: 22 sept. 2019
Pages: 247 - 261
Reçu: 28 févr. 2019
Accepté: 06 mars 2019
DOI: https://doi.org/10.2478/ohs-2019-0022
© 2019 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

Location of the analyzed cores
Location of the analyzed cores

Figure 2

Diatom record of core W9, for explanations see Table 2
Diatom record of core W9, for explanations see Table 2

Figure 3

Diatom record of core ZP1, for explanations see Table 2
Diatom record of core ZP1, for explanations see Table 2

Figure 4

Diatom record of core UP10, for explanations see Table 2
Diatom record of core UP10, for explanations see Table 2

Figure 5

Diatom record of core GG, for explanations see Table 2
Diatom record of core GG, for explanations see Table 2

Figure 6

Correlation between the diatom assemblage zones distinguished in the cores
Correlation between the diatom assemblage zones distinguished in the cores

The number of diatom taxa in all ecological groups

Core Total Habitat Salinity Trophy Saprobity
spec gen p b e m oh oi eut eu-met met me-olt olt eu-dyt ir pos α-mes α-β-mes β-mes ols ks ir
All 248 62 65 183 59 47 29 113 64 32 12 3 17 5 135 3 28 7 67 15 1 127
W9 146 48 31 115 26 29 21 70 53 26 6 2 9 2 48 3 18 5 48 7 1 64
ZP1 138 48 34 104 37 28 20 53 48 18 7 – 8 - 57 3 16 5 38 5 1 70
UP10 133 40 49 84 37 26 10 60 42 17 6 1 13 2 52 2 12 5 32 12 – 70
GG 115 39 40 75 31 28 16 40 38 17 5 1 7 2 45 2 12 5 37 5 – 54

Autecology of the main diatom taxa recorded in the sediment cores of the study area

Diatom taxa Habitat Salinity Trophy Saprobity
Actinocyclus normanii var. normanii (Gregory) Hustedt p oi eut α-mes
A. normanii f. subsalsa (Juhlin-Dannfelt) Hustedt p oh eut α-mes
A. octonarius Ehrenberg p e olt β-mes
Amphora copulata (Kützing) Schoeneman et Archibald b oi eut α-β-mes
A. pediculus (Kützing) Grunow b oi eu-met β-mes
Aulacoseira granulata (Ehrenberg) Simonsen p oi eut α-mes
Cyclotella atomus Hustedt p oh eut α-mes
C. caspia Grunow p oh ir ir
C. choctawhatcheeana Prasad p m eut α-mes
C. meneghiniana Kützing b oh eut α-mes
Cocconeis hauniensis Witkowski b m eut β-mes
C. neothumensis Krammer b oi eu-met ols
C. placentula var. placentula Ehrenberg b oi eu-met β-mes
Catenula adhaerens Mereschkovsky b e eut β-mes
Chaetoceros paulsenii RS Ostenfeld p m ir ir
Chaetoceros wighamii Brightwell p m ir ir
Coscinodiscus granii Gough p e ir ir
C. radiatus Ehrenberg p e ir ir
Cyclostephanos dubius (Fricke) Round p oi eut α-mes
Diploneis didyma (Ehrenberg) Cleve b m eut ir
Fragilaria atomus Hustedt b m eut ir
F. gedanensis Witkowski b m ir ir
F. martyi (Héribaud) Lange-Bertalot b oi eu-met β-mes
F. schulzii Brockman b m met ir
F. sopotensis Witkowski et Lange- Bertalot b m eut α-mes
Fragilariopsis cylindrus (Grunow) Krieger b e ir ir
Opephora guenter-grassii (Witkowski et Lange-Bertalot) Sabbe et Vyverman b m olt β-mes
O. krumbeinii Witkowski, Witak et Stachura b e eut β-mes
O. mutabilis (Witkowski et Lange-Bertalot) Sabbe et Vyverman b m eut β-mes
Pauliella taeniata (Grunow) Round et Basson p e olt ols
Pseudosolenia calcar-avis (Schultze) Sundström p e ir ir
Pseudostaurosira brevistriata Williams et Round b oi eu-met ols
Staurosira binodis (Ehrenberg) Lange-Bertalot b oi eu-met β-mes
S. construens (Ehrenberg) Williams et Round b oi eu-met β-mes
S. punctiformis Witkowski, Metzeltin et Lange-Bertalot b oh ir ir
S. subsalina (Hustedt) Lange-Bertalot b oh eu-met β-mes
S. venter (Ehrenberg) Cleve et Möller b oi eu-met β-mes
Stephanodiscus hantzschii Grunow p oi eut pos
Thalassiosira baltica (Grunow) Ostenfeld p m met β-mes
T. eccentrica (Ehrenberg) Cleve p e ir ir
T. levanderi Van Goor p e eut ir
T. proschkinae Makarova p m eut ir

Parameters of the analyzed cores

Core φ λ Core length [cm] Water depth [m]
W9 54.56 18.97 13 49.5
ZP1 54.59 18.73 28 50.2
UP10 54.67 18.89 35 79.7
GG 54.87 19.12 33 102
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