Roaming the Seas—Assessing Marine Invertebrate Biodiversity Along Salinity Gradients With Zooplankton and eDNA Metabarcoding by Alica Ohnesorge, Uwe John, Lucie Kuczynski, Stefan Neuhaus, Kingsly Chuo Beng, Bernd Krock, Silke Laakmann

“…Our study confirms the value of metabarcoding to identify the North Sea and Baltic Sea invertebrates and underscores the importance of combining multiple approaches to understand invertebrate biodiversity and its change in the marine realm.…”
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Mesolithic of the Eastern Fennoscandia: chronology and periodization by Dmitriy V. Gerasimov

“…Basing on the array of radiocarbon dates got over the last decades the chronological framework of the Mesolithic of Eastern Fennoscandia was determined from the beginning of the Ancylus (8900 BC) to the maximum of the Litorina (5500 BC) transgressions of the Ancient Baltic Sea region. Periods of the Early and the Late Mesolithic can be confidently distinguished. …”
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Density-Dependent Habitat Selection in a Growing Threespine Stickleback Population by Ulrika Candolin, Marita Selin

“…Human-induced eutrophication has increased offspring production in a population of threespine stickleback Gasterosteus aculeatus in the Baltic Sea. Here, we experimentally investigated the effects of an increased density of juveniles on behaviours that influence survival and dispersal, and, hence, population growth—habitat choice, risk taking, and foraging rate. …”
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Economic Aspects of Marine Spatial Planning:The Case of Offshore Wind Farms in Poland by Tomasz Laskowicz

“…It analyses seven projects that could be developed in the Polish part of the Baltic Sea as part of Poland’s energy transition. The article employs a robust methodology that integrates technoeconomic analysis and financial forecasting to calculate spatial rent by discounting net cash flows. …”
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Hidden Fossils of The Hondsrug Complex Connect Time and Space by Margaretha Roelfs, Harry Huisman

“…But this is a special case because the fossils are ‘hidden’ in erratic blocks, and testify to Earth history thousands of miles north in the Baltic Sea and millions of years earlier, in the Paleozoic. …”
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Milites amphibii The Baltic Port Cities’ Military Role for Sweden as a Great Power, 1561–1815 by Ralph Tuchtenhagen

“…As a general thesis, one can state, that an underlying precondition for all amphibious operations was Sweden’s domination of the Baltic Sea routes by a powerful navy. As a consequence, amphibious operations faced severe difficulties or were completely impossible, when this domination was lost to enemy navies.…”
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Impact of cloud cover on local remote sensing – Piaśnica River case study by Paszkuta Marcin

“…The paper compares products of cloud cover detection, supplied with data and available in the Copernicus database for a local area in the coastal zone of the Baltic Sea. The absolute difference did not exceed 5%, which confirms a high efficiency of the solutions offered. …”
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The pattem of the conquest of the Polabian Slavs and Western Baltic lands from the point of view of Christianization of the Baltic tribes by Marius Ščavinskas

“…In this aspect the conquest of Eastern Coast of the Baltic Sea was different from that one of Polabian Slavs and Pomeranian. …”
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Seventies Rule for the Establishment of Non-Native Marine Species by Stan Coppis, Arjan Gittenberger

“…Similar rates were found for the Baltic Sea, New Zealand, South Africa, and Brazil, respectively: 77%, 73%, 73%, and 67%. …”
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The first data from non-commercial monitoring of the occurrence and range of river lamprey, Lampetra fluviatilis, in selected rivers in northern Poland by Kuczyński Tomasz

“…The present study was conducted on 11 rivers located in northern Poland in the southern Baltic Sea catchment area. River lamprey spawners were sampled with dedicated traps, and 3,026 specimens of 29 fish species were caught at all the sites investigated. …”
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“Thinking Upon Paper”: Lady Sarah Lyttelton’s Journey to the Baltic by Marta Zonca

“…The couple then crossed the Baltic Sea to Finland, recently annexed to Russia, now a safe destination after the latter’s changes of allegiance. …”
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Annual, seasonal and spatial differences in the growth rate of Baltic cod larvae and early juveniles in relation to zooplankton biomass fluctuations in 2006-2014 by Spich Katarzyna, Fey Dariusz Piotr

“…In this study we examined the differences in the growth rate of larval and juvenile cod (age 2 – 136 d; SL: 4.1 – 39.2 mm) between the years 2006 and 2014, sub-areas of the Baltic Sea (Bornholm Basin, BB; Słupsk Furrow, SF; Gdansk Basin, GB), and seasons (spring and summer). …”
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Advanced Approach of Multiagent Based Buoy Communication by Gediminas Gricius, Darius Drungilas, Arunas Andziulis, Dale Dzemydiene, Miroslav Voznak, Mindaugas Kurmis, Sergej Jakovlev

“…The experiment is based on the design and analysis of the inexpensive but reliable Baltic Sea autonomous monitoring network (buoys), which would be able to continuously monitor and collect temperature, waviness, and other required data. …”
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«ST. PETERSBURG VODOKANAL» EXPERIENCE IN DEVELOPING WASTEWATER DISPOSAL FACILITIES AS THE STEPS TOWARDS TRANSITION TO THE BEST AVAILABLE TECHNIQUES by Sergey N. Volkov, Olga N. Rublevskaya, Irina O. Tikhonova, Tatiana V. Guseva, Matti Iikkanen

“…The role of the best available techniques in fulfilling the requirements of the Convention on the Protection of the Marine Environment of the Baltic Sea Region (HELCOM) is emphasized. Authors describe technical solutions implemented by the State Unitary Enterprise ‘Vodokanal of St. …”

Internships for young scientists at educational institutions in Sweden by A. A. Hrechko, P. R. Ponomarenko, Ie. P. Tertytskyi, V. V. Gololobov

“…The second project was CAPABLE (Common Academic Practices and Abilities in Learning for Research) of the SI Baltic Sea Neighbourhood programme, which also took place in two stages. …”
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Reduced contribution of sulfur to the mass extinction associated with the Chicxulub impact event by Katerina Rodiouchkina, Steven Goderis, Cem Berk Senel, Pim Kaskes, Özgür Karatekin, Michael Ernst Böttcher, Ilia Rodushkin, Johan Vellekoop, Philippe Claeys, Frank Vanhaecke

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Derivation and Implementation of a Non‐Local Term to Improve the Oceanic Convection Representation Within the k–ɛ Parameterization by Alexandre Legay, Bruno Deremble, Hans Burchard

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A Case Study of Offshore Advection of Boundary Layer Rolls over a Stably Stratified Sea Surface by Nina Svensson, Erik Sahlée, Hans Bergström, Erik Nilsson, Merete Badger, Anna Rutgersson

“…Streaky structures of narrow (8-9 km) high wind belts have been observed from SAR images above the Baltic Sea during stably stratified conditions with offshore winds from the southern parts of Sweden. …”
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Assessment of Machine Learning Algorithms in Short-term Forecasting of PM10 and PM2.5 Concentrations in Selected Polish Agglomerations by Bartosz Czernecki, Michał Marosz, Joanna Jędruszkiewicz

“…., Poznań, Kraków, Łódź, and Gdańsk, which cover areas with high population density and diverse environments that extend from the Baltic Sea coast (Tricity) through the lowlands (Poznań and Łódź) to the highlands (Kraków). …”
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Competition for food in macroplankton animals in the Vistula Lagoon by Krzysztof W. Opaliński

“…This is the time of mass occurrence of early developmental stages of the Baltic Sea herring, the European smelt, perch, and stickleback. …”
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