Contents

Contents
Professor Halina Piekarek-Jankowska – In Memoriam (Obituary)
Invited paper
Jürgen Sündermann, Thomas Pohlmann: A brief analysis of North
Sea physics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
663
Papers
Sławomir B. Woźniak, Justyna Meler, Barbara Lednicka,
Agnieszka Zdun, Joanna Stoń-Egiert: Inherent optical
properties of suspended particulate matter in the southern Baltic Sea
691
Violetta Drozdowska, Larisa Poryvkina: Temporal and spatial
changes in the bio-optical properties of seawater in the Nordic Seas –
AREX’2003 and 2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
731
Ivan Kuznetsov, Thomas Neumann, Bernd Schneider, Evgeniy Yakushev: Processes regulating pCO2 in the surface waters
of the central eastern Gotland Sea: a model study . . . . . . . . . . . . . .
745
Victor Zhurbas, Jüri Elken, Vadim Paka, Jan Piechura,
Irina Chubarenko, Germo Väli, Nikolay Golenko,
Sergey Shchuka: On the possibility of convective overturning in
the Słupsk Furrow overflow of the Baltic Sea . . . . . . . . . . . . . . . . . . .
771
Natalia Niedźwiecka, Adriana Mika, Anna Białk-Bielińska,
Piotr Stepnowski, Edward F. Skorkowski: Effect of cadmium and glutathione on malic enzyme activity in brown shrimps
(Crangon crangon) from the Gulf of Gdańsk . . . . . . . . . . . . . . . . . . .
Tran Quang Bao: Effect of mangrove forest structures on wave attenuation in coastal Vietnam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Samiha M. Gharib, Zeinab M. El-Sherif, Ahmed M. AbdelHalim, Ahmed A. Radwan: Phytoplankton and environmental
variables as a water quality indicator for the beaches at Matrouh,
south-eastern Mediterranean Sea, Egypt: an assessment . . . . . . . . . .
793
807
819
Mohsen M. El-Sherbiny, Ali M. Al-Aidaroos, Ali Gab-Alla:
Seasonal composition and population density of zooplankton in Lake
Timsah, Suez Canal, Egypt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
837
Rafał Ostrowski, Zbigniew Pruszak: Relationships between coastal
processes and properties of the nearshore sea bed dynamic layer . . .
861
Lidia Nawrocka, Justyna Kobos: The trophic state of the Vistula
Lagoon: an assessment based on selected biotic and abiotic parameters
according to the Water Framework Directive . . . . . . . . . . . . . . . . . . .
881