Search Results - "Legeżyńska, Joanna"

Assessment of exposure of benthic organisms to selected organochlorine pollutants in the west Spitsbergen fjords by Pouch, Anna, Zaborska, Agata, Legeżyńska, Joanna, Deja, Kajetan, Pazdro, Ksenia

“…Climate-related changes in environmental conditions, such as reduction of sea ice, intensive glacier retreat, and increasing summer precipitation, directly…”
Get full text

The shallow benthic food web structure in the high Arctic does not follow seasonal changes in the surrounding environment by Kędra, Monika, Kuliński, Karol, Walkusz, Wojciech, Legeżyńska, Joanna

“…Seasonality, quality and quantity of food resources strongly affect fitness and survival of polar fauna. Most research conducted in polar areas has been…”
Get full text

Particulate organic matter sinks and sources in high Arctic fjord by Kuliński, Karol, Kędra, Monika, Legeżyńska, Joanna, Gluchowska, Marta, Zaborska, Agata

“…The main aim of this paper is to present results on concentrations, fluxes and isotopic composition (δ13Corg) of particulate and sedimentary organic carbon…”
Get full text

Sedimentary organic matter sources, benthic consumption and burial in west Spitsbergen fjords – Signs of maturing of Arctic fjordic systems? by Zaborska, Agata, Włodarska-Kowalczuk, Maria, Legeżyńska, Joanna, Jankowska, Emilia, Winogradow, Aleksandra, Deja, Kajetan

“…Mature ecosystems sequester little organic carbon (Corg) in sediments, as the complex and effective food webs consume most available organic matter within the…”
Get full text

Macrobenthic diversity response to the atlantification of the Arctic Ocean (Fram Strait, 79°N) – A taxonomic and functional trait approach by Górska, Barbara, Gromisz, Sławomira, Legeżyńska, Joanna, Soltwedel, Thomas, Włodarska-Kowalczuk, Maria

“…•After warm period in the Fram Strait macrofauna density and taxonomic diversity increased.•Macrofauna taxonomic composition changed significantly after a warm…”
Get full text

Identifying trophic relationships within the high Arctic benthic community: how much can fatty acids tell? by Legeżyńska, Joanna, Kędra, Monika, Walkusz, Wojciech

“…Multivariate analysis of fatty acids (FA) profiles proved to be a useful tool for demonstrating feeding preferences of Arctic invertebrates belonging to…”
Get full text

Unexpected Levels of Biological Activity during the Polar Night Offer New Perspectives on a Warming Arctic by Berge, Jørgen, Daase, Malin, Renaud, Paul E., Ambrose, William G., Darnis, Gerald, Last, Kim S., Leu, Eva, Cohen, Jonathan H., Johnsen, Geir, Moline, Mark A., Cottier, Finlo, Varpe, Øystein, Shunatova, Natalia, Bałazy, Piotr, Morata, Nathalie, Massabuau, Jean-Charles, Falk-Petersen, Stig, Kosobokova, Ksenia, Hoppe, Clara J.M., Węsławski, Jan Marcin, Kukliński, Piotr, Legeżyńska, Joanna, Nikishina, Daria, Cusa, Marine, Kędra, Monika, Włodarska-Kowalczuk, Maria, Vogedes, Daniel, Camus, Lionel, Tran, Damien, Michaud, Emma, Gabrielsen, Tove M., Granovitch, Andrei, Gonchar, Anya, Krapp, Rupert, Callesen, Trine A.

“…The current understanding of Arctic ecosystems is deeply rooted in the classical view of a bottom-up controlled system with strong physical forcing and…”
Get full text

Is the trophic diversity of marine benthic consumers decoupled from taxonomic and functional trait diversity? Isotopic niches of Arctic communities by Włodarska-Kowalczuk, Maria, Aune, Magnus, Michel, Loïc N., Zaborska, Agata, Legeżyańska, Joanna

“…It is predicted that a diverse array of functional traits in species-rich assemblages can lead to strong resource partitioning among coexisting species and…”
Get full text

Lack of strong seasonality in macrobenthic communities from the northern Barents Sea shelf and Nansen Basin by Jordà-Molina, Èric, Sen, Arunima, Bluhm, Bodil A., Renaud, Paul E., Włodarska-Kowalczuk, Maria, Legeżyńska, Joanna, Oleszczuk, Barbara, Reiss, Henning

“…•Macrofauna taxonomic and functional composition remained seasonally constant.•A sediment “food bank” might be responsible for lack of seasonality in…”
Get full text

Will shrinking body size and increasing species diversity of crustaceans follow the warming of the Arctic littoral? by Węsławski, Jan M., Legeżyńska, Joanna, Włodarska‐Kowalczuk, Maria

“…Over thirty species of littoral marine Gammaridea occur along the coasts of the North Atlantic. From one to several species can coexist in a single region…”
Get full text

When season does not matter: summer and winter trophic ecology of Arctic amphipods by Legeżyńska, Joanna, Kędra, Monika, Walkusz, Wojciech

“…Polar marine ecosystems’ functioning is known to be strongly affected by the seasonality of water column production. However, a response of benthic organisms…”
Get full text

Gammarus (Amphipoda) species competitive exclusion or coexistence as a result of climate change in the Arctic? by Węsławski, Jan Marcin, Legeżyńska, Joanna, Kotwicki, Lech, Mazurkiewicz, Mikołaj, Olenin, Sergej

“…The coexistence of two congeneric amphipods, boreal Gammarus oceanicus, and arctic G. setosus, was studied during the summer seasons of 2017-2019 in the region…”
Get full text

Range extension of a boreal amphipod Gammarus oceanicus in the warming Arctic by Węsławski, Jan Marcin, Dragańska‐Deja, Katarzyna, Legeżyńska, Joanna, Walczowski, Waldemar

“…The recent (2008–2016) occurrence of a boreal intertidal amphipod Gammarus oceanicus along the Spitsbergen coast is compared with corresponding data from 1980…”
Get full text

Seasonal constancy (summer vs. winter) of benthic size spectra in an Arctic fjord by Mazurkiewicz, Mikołaj, Górska, Barbara, Renaud, Paul E., Legeżyńska, Joanna, Berge, Jørgen, Włodarska-Kowalczuk, Maria

“…Size spectra are important descriptors of community structure and can indicate changes in community functioning in response to shifts in environmental…”
Get full text

First records of Lacydonia eliasoni Hartmann-Schröder, 1996 (Polychaeta: Phyllodocida) in the European Arctic by Mazurkiewicz, Mikołaj, Gromisz, Sławomira, Legeżyńska, Joanna, Włodarska-Kowalczuk, Maria

“…Lacydonia (Polychaeta: Phyllodocida) is a poorly known genus containing 16 species that are sporadically collected in low densities all over the world oceans…”
Get full text

Hermit crabs (Pagurus spp.) at their northernmost range: distribution, abundance and shell use in the European Arctic by Balazy, Piotr, Kuklinski, Piotr, Włodarska-Kowalczuk, Maria, Barnes, David, Kędra, Monika, Legeżyńska, Joanna, Węsławski, Jan Marcin

“…Hermit crabs are important components of Arctic benthic systems, yet baseline data on their densities and distribution patterns in this rapidly changing region…”
Get full text

The malacostracan fauna of two Arctic fjords (west Spitsbergen): the diversity and distribution patterns of its pelagic and benthic components by Legeżyńska, Joanna, Włodarska-Kowalczuk, Maria, Gluchowska, Marta, Ormańczyk, Mateusz, Kędra, Monika, Węsławski, Jan Marcin

“…This study examines the performance of pelagic and benthic Malacostraca in two glacial fjords of west Spitsbergen: Kongsfjorden, strongly influenced by warm…”
Get full text

Kelp forest as a habitat for mobile epifauna: case study of Caprella septentrionalis Kröyer, 1838 (Amphipoda, Caprellidae) in an Arctic glacial fjord by Ronowicz, Marta, Legeżyńska, Joanna, Kukliński, Piotr, Włodarska-Kowalczuk, Maria

“…Distribution and abundance of the amphipod Caprella septentrionalis in relation to environmental conditions and habitat preferences were investigated in a kelp…”
Get full text

Food resource partitioning among Arctic sublittoral lysianassoid amphipods in summer by LEGEZYNSKA, Joanna

“…Five species of lysianassoid amphipods ( Anonyx nugax , Anonyx sarsi , Onisimus caricus , Onisimus edwardsii , Orchomenella minuta ) co-occur in the shallow…”
Get full text

Can seabirds modify carbon burial in fjords? by Węsławski, Jan Marcin, Urbański, Jacek, Głuchowska, Marta, Grzelak, Katarzyna, Kotwicki, Lech, Kwaśniewski, Sławomir, Legeżyńska, Joanna, Wiktor, Józef, Włodarska-Kowalczuk, Maria, Zaborska, Agata, Zajączkowski, Marek, Stempniewicz, Lech

“…Two high latitude fjords of Spitsbergen (Hornsund 77°N and Kongsfjorden 79°N) are regarded as being highly productive (70g and 50gCm−2year−1) and having…”
Get full text