PhD Wojciech Walkusz

Department of Marine Ecology
Institute of Oceanology PAS
Powstancow Warszawy 55
81-712 Sopot
tel: + 48 58 551 72 81
fax: + 48 58 551 21 30
e-mail:walwo [at]


2010 – 2013; Postdoctoral Fellowship, Fisheries and Oceans Canada
2006 – 2010; Interchange Canada visiting fellowship to the Department of Fisheries and Oceans, Winnipeg
2006 – present; marine zooplankton ecologist, Institute of Oceanology PAS, Sopot; unpaid leave of absence
2001 – 2006; Ph.D. study, Institute of Oceanology PAS, Sopot, 2006
1996 – 2001; M.Sc., University of Gdansk, 2001

Ecology of zooplankton communities in the Arctic
Zooplankton distribution and its consequences on foraging of planktivorous birds (Little Auks Alle alle)
Foraging of pelagic fish on zooplankton in the Canadian Arctic
Foraging of baleen whales (Bowhead, Balaena mysticetus) in the Beaufort Sea

2011 – BREA Offshore Fish: Beaufort Regional Environmental Assessment – Fishes, habitats and ecosystems linkages to oil and gas development in the Beaufort Sea (lead: Jim Reist, DFO Canada)
2009 – ACES: Arctic Coastal Ecosystem Studies (lead: Lisa Loseto, DFO Canada)
2008 - WinAmp: Winter shift in amphipods' feeding strategy? (lead: Monika Kędra, IO PAS, Poland)
2007 – CFL: Circumpolar Flaw Lead Study (lead: Dave Barber, University of Manitoba, Canada)
2006 – The Northern Coastal Marine Studies – the Nahidik program (lead: Don Cobb, DFO, Canada)
2003 - The Response of the Little Auk to Environmental Changes in Feeding Grounds (lead: Katarzyna Wojczulanis - Jakubas, University of Gdansk, Poland)
2002 - Little Auks as Marine Predators in a Changing Arctic (lead: Ann Harding, Alaska Pacific University, USA)
2001 - Consequences of Contrasting Foraging Conditions for Little Auks in the Greenland Sea (lead: Nina Karnovsky, Pomona College, USA)

Walkusz W., Williams W.J., 2013: Northern Coastal Marine Studies – the Nahidik program – environmental research of the coastal Canadian Beaufort Sea. Journal of Marine Systems, 127: 2-4.
• Wong S., Walkusz W., Hanson M., Papst M.H., 2013: The influence of the Mackenzie River plume on distribution and diversity of marine larval fish assemblages on the Canadian Beaufort Shelf. Journal of Marine Systems, 127: 36-45.
Walkusz W., Majewski A., Reist J.D., 2013: Distribution and diet of the bottom dwelling Arctic cod in the Canadian Beaufort Sea. Journal of Marine Systems, 127: 65-75.
Walkusz W., Williams W.J., Kwasniewski S., 2013: Vertical distribution of mesozooplankton in the coastal Canadian Beaufort Sea in summer. Journal of Marine Systems, 127: 26-35.
• Pućko M., Stern G.A., Macdonald R.W., Barber D.G., Rosenberg B., Walkusz W., 2013: When will α-HCH disappear from the Arctic Ocean? Journal of Marine Systems, 127: 88-100.
• Pućko M., Walkusz W., Stern G.A., Macdonald R.W., Barber D.G., Fuchs C., 2013: Importance of zooplankton seasonal migrations for α-hexachlorocyclohexane (α-HCH) bioaccumulation dynamics. Enviromental Science and Technology, 47: 4155–4163.
• Kwasniewski S., Walkusz W., Cottier F.R., Leu E., 2013: Mesozooplankton community dynamics and Calanus reproduction in relation to food availability during spring and early summer in Kongsfjorden, Svalbard. Journal of Marine Systems, 111-112: 83-96.
• Foster K.L., Stern G.A., Pazerniuk M.A., Hickie B., Walkusz W., Wang F, Macdonald R.W., 2012: Mercury Biomagnification in Marine Zooplankton Food Webs in Hudson Bay. Environmental Science & Technology, 46: 12952–12959.
• Kędra M., Kuliński K., Walkusz W., Legeżyńska J., 2012: How does winter conditions change shallow benthic food webs in high Arctic (79 N) – stable isotopes approach. Estuarine Coastal and Shelf Science, 114: 183-191.
Walkusz W., Williams W., Harwood L., Stewart B., Kwasniewski S., 2012: Composition, biomass and energetic content of biota in the vicinity of foraging Bowhead whales (Balaena mysticetus) in the Cape Bathurst upwelling region (Canadian Beaufort Sea). Deep Sea Research I, 69: 25-35.
• Kwasniewski S., Gluchowska M., Walkusz W., Karnovsky N.J., Jakubas D., Wojczulanis-Jakubas K., Harding A.M.A., Goszczko I., Cisek M., Beszczynska-Möller A., Walczowski W., Weslawski J.M., Stempniewicz L., 2012: Inter-annual changes in zooplankton on the West Spitsbergen Shelf in relation to hydrography, and their consequences for the diet of planktivorous seabirds. ICES Journal of Marine Science, 69: 890-901.
• Brown Z.W., Welcker J., Harding A.M.A., Walkusz W., Karnovsky N.J., 2012: Divergent diving behavior during chick- and self-feeding foraging trips in the little auk (Alle alle). Journal of Avian Biology, 43: 215-226.
• Grémillet D., Welcker J., Karnovsky N.J., Walkusz W., Hall M.E., Fort J., Speakman J.R., Harding A.M.A., 2012: Little auks buffer the impact of current Arctic climate change. Marine Ecology Progress Series, 454: 197-206.
• Legeżyńska J., Kędra M., Walkusz W., 2012: When season does not matter: summer and winter trophic ecology of Arctic amphipods. Hydrobiologia, 684: 189-214.
• Karnovsky N.J., Welcker J., Harding A.M.A., Brown Z.W., Walkusz W., Cavalcanti A., Hardin J., Kitaysky A., Gabrielsen G.W., Grémillet D., 2011: Inter-colony comparison of diving behaviour of an Arctic top predator: implications for warming in the Greenland Sea. Marine Ecology Progress Series, 440: 229-240.
• Jakubas D., Głuchowska M., Wojczulanis-Jakubas K., Karnovsky N.J., Keslinka L., Kidawa D., Walkusz W., Boehnke R., Cisek M., Stempniewicz L., Kwaśniewski S., 2011: Suboptimal environmental conditions increase foraging trip lengths but cause no other signs of stress in Little Auks. Marine Ecology Progress Series, 432: 277-290.
• Kędra M., Legeżyńska J., Walkusz W., 2011: Shallow winter macrofaunal assemblages along the depth and distance-to-glacier gradients (79° N, Spitsbergen). Marine Biodiversity, 41: 425-439.
• Pomerleau C., Ferguson S.H., Walkusz W., 2011: Stomach Contents of Bowhead Whales (Balaena mysticeus) From Four Locations in the Canadian Arctic. Polar Biology, 34: 615-620.
Walkusz W., Paulić J.E., Kwaśniewski S. and Papst M.H., 2011: Distribution and diet of larval and juvenile Arctic cod (Boreogadus saida) in the shallow Canadian Beaufort Sea. Journal of Marine Systems, 84 (3-4): 78-84.
• Kwasniewski S., Gluchowska M., Jakubas D., Wojczulanis-Jakubas K., Walkusz W., Karnovsky N.J., Blachowiak-Samolyk K., Cisek M., Stempniewicz L., 2010: Consequences of parent Little Auk foraging in different oceanographic conditions for chick provisioning. Progress in Oceanography, 87: 72-82.
• Karnovsky N.J., Harding A.M.A., Walkusz W., Kwaśniewski S., Goszczko I., Wiktor J. Jr., Routti H., Bailey A., McFadden L., Brown Z., Beaugrand G., Grémillet D., 2010: Foraging distributions of little auks (Alle alle) across the Greenland Sea: Implications of present and future Arctic climate change. Marine Ecology Progress Series, 415: 283-293.
Walkusz W., Paulić J.E., Kwaśniewski S., Williams W.J., Wong S., Papst M.H., 2010: Distribution, diversity and biomass of summer zooplankton from the coastal Canadian Beaufort Sea. Polar Biology, 33: 321-335.
• Wojczulanis-Jakubas K., Jakubas D., Karnovsky N.J., Walkusz W., 2010: Foraging strategy of little auks under divergent conditions on feeding grounds. Polar Research, 29: 22-29.
Walkusz W., Kwasniewski S., Falk-Petersen S., Hop H., Tverberg V., Wieczorek P., Weslawski J.M., 2009: Seasonal and spatial changes in zooplankton composition in the glacially influenced Kongsfjorden, Svalbard. Polar Research, 28: 254-281.
• Harding A.M.A., Egevang C., Walkusz W., Merkel F., Blanc S., Grémillet D., 2009: Estimating prey capture rates of a planktivorous seabird, the little auk (Alle alle), using diet, diving behaviour, and energy consumption. Polar Biology, 32 (5): 785-796.
• Piwosz K., Walkusz W., Hapter R., Wieczorek P., Hop H., Wiktor J., 2009: Comparison of productivity and phytoplankton in a warm (Kongsfjorden) and a cold (Hornsund) Spitsbergen fjord in mid-summer 2002. Polar Biology, 32: 549 - 559.
Walkusz W., Paulić P., Papst M., Kwasniewski S., Chiba S., Crawford R., 2008: Zooplankton and ichtyoplankton data collected from the Chukchi and Beaufort Seas during the r/v Mirai cruise, September 2002. Canadian Data Report of Fisheries and Aquatic Sciences, 2802: vi+34p.
• Harding A.M.A., Hobson K., Walkusz W., Dmoch K., Karnovsky J.N., Van Pelt T., Lifjeld J., 2008: Can stable isotope (δ13C and δ15N) measurements of little auk (Alle alle) adults and chicks be used to track changes in high-Arctic marine foodwebs? Polar Biology, 31: 725-733.
• Jakubas D., Wojczulanis K., Walkusz W., 2007: Response of Dovekie to Changes in Food Availability. Waterbirds, 30: 421-428.
Walkusz W., Rolbiecki L., 2007: Epibionts (Paracineta) and parasites (Ellobiopsis) of copepods from Spitsbergen (Kongsfjorden area). Oceanologia, 49: 1-12.
Walkusz W., Kwaśniewski S., Dmoch K., Beszczyńska–Möller A., 2007: Short-term variability in zooplankton composition in a glacial fjord, Kongsfjorden (Svalbard). Polish Polar Research, 28: 43-56.
• Wold A., Leu E., Walkusz W., Falk-Petersen S., 2007: Lipids in different developmental stages of Calanus glacialis. Polar Biology, 30: 655-658.
• Kedra M., Walkusz W., 2006: Global warming-driven biodiversity change. Pelagic versus benthic domain [Arctic 79 °N case study]. MarBEF Neswletter, 5: 23-24.
• Wojczulanis K., Jakubas D., Walkusz W., Wenneberg L., 2006: Differences in food quantity and quality delivered to chick by male and female of the monogamous Little Auk Alle alle during the chick rearing period. Journal of Ornithology, 147: 543–548.
• Pempkowiak J., Walkusz-Miotk J., Bełdowski J., Walkusz W., 2006: Concentrations of heavy metals in Copepoda and Cladocera from the Southern Baltic. Chemosphere, 62: 1697-1708.
• Rolbiecki L., Walkusz W., 2005: Derogenes varicus (Müller, 1784) from a chaetognath (Chaetognatha) caught in Kongsfjorden, West Spitsbergen. Oceanological and Hydrological Studies, 34: 131-134.
Walkusz W., Kwaśniewski S., Dmoch K., Hop H., Żmijewska M.I., Bielecka L., Falk-Petersen S., Siciński J., 2004: Characteristics of the Arctic and Antarctic zooplankton in the neritic zone during summer. Polish Polar Research, 25 (3-4): 275-291.
Walkusz W., Storemark K., Skau T., Gannefors C., Lundberg M., 2003: Zooplankton community structure; a comparison of fjords, open water and ice stations in the Svalbard area. Polish Polar Research, 24: 149-165.
• Karnovsky N.J., Węsławski J.M., Kwaśniewski S., Walkusz W., Beszczyńska Moeller A., 2003: The foraging behaviour of Little Auks in a heterogeneous environment. Marine Ecology Progress Series, 253: 289-303.

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