Education:
2002 - 2007: M.Sc. at the University of Gdansk; Biology, Geography and Oceanology Faculty
2007 - present: PhD study, Institute of Oceanology PAS, Sopot, Poland Department of Marine Ecology

Main scientific interests:
- ecology of meiofauna
- arctic nematodes
- ecology of marine littoral macrofauna

Project participation:
COSA- Coastal Sands As Biocatalytical Filters
BIODAFF - Biodiversity and Fluxes in Arctic Glaciated Fjords
LITUS- sandy beach functioning

Training and courses:
2009: PRIMER course in Plymouth, UK
2008: Experimental design and data analysis for marine biology, Sven Loven Centre for Marine Science, Tjärnö, Sweden
2008: Nematodes identification under supervision of Dr. Jan Vanaverbeke, Gent University, Belgium
2008: Arctos PhD workshop, Arctic Frontiers, Norway
2007: MANUELA Workshop- Sampling and Laboratory Techniques in Meiobenthology, Wilhelmshaven, Germany
2006: Summer School on Diversity of Coastal Habitats, Sylt-Helgoland, Germany

Research expeditions:
2007: Ecological processes along salinity gradtient in the Baltic Sea, Sweden, Norway
2007: R/V Polarstern, "Hausgarten - the Arctic deep-sea observatory"
2006: ORP Arctowski, Gulf of Gdansk
2004, 2005: R/V Oceania, Spitsbergen

Publications:
- Grzelak K., Kukliński P. 2009. Benthic assemblages associated with rocks in the brackish environment, Journal of the Marine Association of the United Kingdom, submitted
- Grzelak K., Kotwicki L., Szczuciński W. Monitoring (2005-2008) of sandy beach meiofaunal assemblages and sediments in Thailand after 2004 tsunami event, Polish Journal of Environmental Studies, 18 (1), 43-51.
- Kotwicki L., Weslawski J.M., Grzelak K., Wiktor J., Zajaczkowski M. 2007. Island Biogeography Theory in Coastal Ecosystem Protection: The Baltic Sandy Shores, Coastline Reports 8, Schernewski, Glaeser, Scheibe, Sekscinska & Thamm (eds.): Coastal development: The Oder estuary and beyond, 257 - 263, ISSN 0928-2734, ISBN 978-3-9811839-0-0.
- Weslawski J.M., Kotwicki L., Wiktor J., Tatarek A., Grzelak K. 2007. Shallow sandy sublittoral: the ecological treasure of the southern Baltic Sea. MarBEF Newsletter 6: 19