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Artificial hard substrate as a habitat for hard bottom benthic assemblages in the southern part of the Baltic Sea – a preliminary study

Radosław Brzana
Radosław Brzana
 oraz 
Urszula Janas
Urszula Janas
   | 10 mar 2016
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Article Category: Original research paper
Data publikacji: 10 mar 2016
Zakres stron: 121 - 130
Otrzymano: 15 cze 2015
Przyjęty: 31 sie 2015
DOI: https://doi.org/10.1515/ohs-2016-0012
Słowa kluczowe
© Faculty of Oceanography and Geography, University of Gdañsk, Poland. All rights reserved.
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1.

Location of the sampling sites
Location of the sampling sites

Figure 2.

Similarity in species composition and biomass of sessile fauna. - Significant evidence of structure (SIMPROF test, p<0.05)
Similarity in species composition and biomass of sessile fauna. - Significant evidence of structure (SIMPROF test, p<0.05)

Figure 3.

Mean total biomass percentages of species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others group is composed of species that formed less than 1% of the total biomass.
Mean total biomass percentages of species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others group is composed of species that formed less than 1% of the total biomass.

Figure 4.

Mean total abundance percentages of mobile species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others group is composed of species, that formed less than 3% of total abundance.
Mean total abundance percentages of mobile species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others group is composed of species, that formed less than 3% of total abundance.

Figure 5.

Mean total biomass percentages of mobile species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others groups were composed of species that represented less than 3% of total biomass.
Mean total biomass percentages of mobile species in short-term (S-T) and long-term (L-T) assemblages from site TBD. The others groups were composed of species that represented less than 3% of total biomass.

Information on the time and depth of exposure of cylinders at the sites in the Polish EEZ

Sampling site Depth (meters) Date of deployment Date of collection Duration of exposure (days)
28 15 5 June 2012 24 October 2012 141
66 65 24 July 2012 19 December 2012 149
75 60 24 July 2012 19 December 2012 149
90 55 26 July 2012 16 January 2013 175
91 45 13 June 2012 19 January 2013 190

Taxonomic composition of investigated communities at sites TBD and S28 (L-T – long-term community, S-T – short-term community)

Site
Taxa
TBD(L-T) TBD (S-T) S28 (S-T)
Porifera Halichondria panicea (Pallas,1766) + - -
Hydrozoa Cordylophora caspia (Pallas, 1771) - + +
Gonothyraea loveni (Allmn, 1859) + - -
Scyphozoa Aurelia aurita (polipes) (Linnaeus, 1758) + - -
Turbellaria n.i. + - -
Polychaeta Hediste diversicolor (Müller, 1776) + + -
Fabricia stellaris (Müller, 1774) + - -
Oligochaeta n.i. + + -
Crustacea Amphibalanus improvisus (Darwin, 1854) + + +
Heterotanais oerstedii (Krøyer, 1842) + + -
Cyathura carinata (Krøyer, 1847) - + -
Idotea chelipes (Pallas, 1766) - + -
Jaera spp. - + -
Apocorophium lacustre (Vanhöffen, 1911) + - -
Leptocheirus pilosus Zaddach, 1844 + + -
Gammarus oceanicus Segerstråle, 1947 - + -
Gammarus salinus Spooner, 1947 + + -
Gammarus zaddachi Sexton, 1912 - + -
Palaemon elegans Rathke, 1837 + + -
Rhithropanopeus harrisii (Gould, 1841) + + -
Insecta Chironomidae (larvae) - + -
Bivalvia Mytilus edulis Linnaeus, 1758 + + +
Mytilopsis leucophaeata (Conrad, 1831) + - -
Cerastoderma glaucum (Bruguière, 1789) + + +
Mya arenaria Linnaeus, 1758 + + +
Bryozoa Einchornia crustulenta (Pallas, 1766) + + +
Total number of taxa: 19 19 6

Taxonomic composition of the investigated communities at site TBD (L-T – long-term community, S-T – short-term community) compared to some of the references (Dz. – Dziubińska (2011b) artificial bottom in the Gulf of Gdańsk 4.5 km north of site TBD; K-D – Kruk-Dowgiałło (2008) artificial bottom in the Gulf of Gdańsk; G&K – Grzelak, Kukliński (2010) natural bottom in the Gulf of Gdańsk; A – Andrulewicz (2004) natural bottom in Słupsk Bank

Present study References
Class Species/taxa
TBD (L-T) TBD(S-T) Dz.2011b K-D 2009 G&K 2010 A. 2004
Porifera Halichondria panicea (Pallas, 1766) + - - - - -
Hydrozoa n. i. + + + + + +
Scyphozoa Aurelia aurita (polypes) (Linnaeus, 1758) + - - - - -
Turbellaria n. i. + - + - + +
Nematoda n. i. - - + - + +
Polychaeta Bylgides sarsii (Malmgren, 1866) - - - - - +
Hediste diversicolor (Müller, 1776) + + + + + +
Fabricia stellaris (Ehrenberg, 1836) + - - + + +
Pygospio elegans Claparède, 1863 - - - - + +
Oligochaeta n. i. + + + + + +
Hirunidea Piscicola geometra (Linnaeus, 1761) - - - - - +
Arachnoidea Hydracarina sp. - - + - - -
Lochmannella falcata (Hodge, 1863) - - - - - +
Crustacea Ostracoda - - + - - -
Harpacticoida - - + - - -
Amphibalanus improvisus (Darwin, 1854) + + + + + +
Cyathura carinata (Krøyer, 1847) - + - + + -
Heterotanais oerstedii (Krøyer, 1842) + + + + + -
Idotea balthica (Pallas, 1772) - - - + - +
Idotea chelipes (Pallas, 1766) - + - - + -
Jaera spp. - + + + - +
Saduria entomon (Linnaeus, 1758) - - - - - +
Calliopius laeviusculus (Krøyer, 1838) - - - - - +
Caprella mutica Schurin, 1935 - - - - + -
Apocorophium lacustre (Vanhöffen, 1911) + - - - + -
Corophium multisetosum Stock, 1952 - - - - + -
Crassicorophium crassicorne (Bruzelius, 1859) - - - + - -
Corophium volutator (Pallas, 1766) - - - + - -
Leptocheirus pilosus Zaddach, 1844 + + - + + -
Gammarus spp. + + + + + +
Gammarus locusta (Linnaeus, 1758) - - - - + -
Gammarus oceanicus Segerstråle, 1947 - + - - - +
Gammarus salinus Spooner, 1947 + + - - + +
Gammarus zaddachi Sexton, 1912 - + - - + +
Mysis mixta Lilljeborg, 1852 - - - - - +
Praunus inermis (Rathke, 1843) - - - - - +
Palaemon elegans Rathke, 1837 + + - - - -
Rhithropanopeus harrisii (Gould, 1841) + + + - - -
Insecta Chironomidae (larvae) - + + + - -
Gastropoda Hydrobidae - - - - + +
Theodoxus fluviatilis (Linnaeus, 1758) - - + - - +
Tenelia adspersa (Nordmann, 1845) - - + - - +
Bivalvia Mytilus edulis Linnaeus, 1758 + + + + + +
Mytilopsis leucophaeata (Conrad, 1831) + - + - - -
Cerastoderma glaucum (Bruguière, 1789) + + + + - -
Mya arenaria Linnaeus, 1758 + + + - - -
Macoma balthica (Linnaeus, 1758) - - - - - +
Bryozoa Einchornia crustulenta (Pallas, 1766) + + + + + +
eISSN:
1897-3191
Język:
Angielski
Częstotliwość wydawania:
4 razy w roku
Dziedziny czasopisma:
Chemistry, other, Geosciences, Life Sciences
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