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Knowledge & Management of Aquatic Ecosystems

No 427 (2026) (in progress)

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Freshwater ecosystems management strategies

Open Access

Identifying ecological restoration measures in a heavily regulated river system in northern Sweden 18

Åsa Widén, Birgitta Malm Renöfält, Erik Degerman and Roland Jansson

Published online: 14 July 2026

DOI: https://doi.org/10.1051/kmae/2026011

Open Access

Fishing groundbaits as an under-recognised source of nutrients and heavy metals in freshwater ecosystems 16

Tomasz K. Czarkowski, Joanna Nowosad, Konrad Stawecki, Krzysztof Kupren, Anna Hakuć-Błażowska, Kamil Bryszewski, Natalia Mariańska, Piotr Chmieliński and Andrzej Kapusta

Published online: 04 June 2026

DOI: https://doi.org/10.1051/kmae/2026009

Open Access

The long-term change in phytoplankton nutrient limitation following external nutrient loading reduction in a subtropical shallow lake 15

Shi Fu, Jinlei Yu, Hu He, Erik Jeppesen and Zhengwen Liu

Published online: 01 May 2026

DOI: https://doi.org/10.1051/kmae/2026008

Open Access

Review

Ecology, threats, and conservation of the spirlin Alburnoides bipunctatus (Bloch, 1782) 7

Michaël Ovidio, Lidia Marszał, Vladica Simić and Marija Jakovljević

Published online: 06 February 2026

DOI: https://doi.org/10.1051/kmae/2025033

Open Access

Application, development and opportunities of Remote Underwater Video for freshwater fisheries management 5

Matthew Harwood, Casey J. Broom, Angus van Wyk, Rowshyra A. Castañeda, Marian Y.L. Wong, Anthony T.F. Bernard, Paul D. Stebbing, Alison M. Dunn and Josie South

Published online: 02 February 2026

DOI: https://doi.org/10.1051/kmae/2026001

Biological conservation, ecosystems restoration and ecological engineering

Open Access

Baltic sculpin Cottus microstomus as a host for larvae of two species belonging to Unio crassus complex: Unio crassus Philipsson, 1788 and Unio nanus Lamarck, 1819 17

Jacek A. Dołęga, Adam M. Ćmiel, Dariusz Halabowski, Katarzyna Zając, Monika Mioduchowska and Tadeusz Zając

Published online: 04 June 2026

DOI: https://doi.org/10.1051/kmae/2026010

Open Access

Managing invasive alien crayfish in isolated water bodies: Evaluating control strategies for biodiversity conservation 10

Laura S. van Veenhuisen, Pim Lemmers, Eelke Jongejans and Hein H. van Kleef

Published online: 25 February 2026

DOI: https://doi.org/10.1051/kmae/2025031

Open Access

Review

Insights from a nation-wide environmental relicensing of hydropower facilities in Sweden: a review of court verdicts from a biological perspective 6

Josefin Sundin, Joacim Näslund, Philip Jacobson, Birgitta Jacobson, Johan Östergren and Daniel Nyqvist

Published online: 05 February 2026

DOI: https://doi.org/10.1051/kmae/2025034

Open Access

Rediscovering the lost: eDNA detection of freshwater decapods on Réunion Island 2

Lou-Anne Jannel, Valentin de Mazancourt, Philippe Keith, Philippe Jourand and Pierre Valade

Published online: 30 January 2026

DOI: https://doi.org/10.1051/kmae/2025035

Anthropogenic impact on freshwater habitats, communities and ecosystem functioning

Open Access

Wastewater treatment effectively eliminates exogenous eDNA, preventing downstream false-positive detections 14

Charlotte Van Driessche, Teun Everts, Berdien De Beer, Sabrina Neyrinck, Johan Auwerx, Dries Bonte and Rein Brys

Published online: 10 April 2026

DOI: https://doi.org/10.1051/kmae/2026007

Conservation genetics

Open Access

Newly discovered diversity within European branchiobdellids – a story of co-evolution and a need for conservation 13

Göran Klobučar, Matej Vucić, Barbara Anđelić Dmitrović, Martina Podnar, Mitko A. Subchev and Ivana Maguire

Published online: 03 April 2026

DOI: https://doi.org/10.1051/kmae/2026006

Open Access

Environmental DNA (eDNA) sampling strategies influence estimates of lake fish eDNA concentrations 9

Marine Vautier, Jonas Bylemans, Jean-Marc Baudoin, Jean Guillard, Chloé Goulon, Maxime Logez and Isabelle Domaizon

Published online: 20 February 2026

DOI: https://doi.org/10.1051/kmae/2026004

Climate change impact on freshwater communities and ecosystem functioning

Open Access

Surviving drought: western pond turtles (Actinemys) persist at a pond after a historic period of low rainfall 12

David J. Germano

Published online: 03 April 2026

DOI: https://doi.org/10.1051/kmae/2026005

Open Access

Large-scale spatial analyses reveal hotspots of proliferative kidney disease in brown trout and interactive effects of temperature and parasite load 8

Duncan Philpott, Joacim Näslund, Serena Donadi, Max Lindmark and Anti Vasemägi

Published online: 13 February 2026

DOI: https://doi.org/10.1051/kmae/2026002

Development of biological and environmental indicators and indices, testing and use

Open Access

Current and near-future conditions of aquatic spatial data for use in ecological models in the United States 11

Grace C. Henderson, Peder Engelstad, Cameron J. Reimer, Shelby K. Leclare, Linnea S. Fraser, Demetra A. Williams, Keana S. Shadwell, Wesley M. Daniel, Ian A. Pfingsten and Catherine S. Jarnevich

Published online: 17 March 2026

DOI: https://doi.org/10.1051/kmae/2026003

Multidisciplinary solutions for conservation

Open Access

NGS data from historical museum collections help to clarify the conservation status of endangered or supposedly extinct species: the case of the Mascarene endemic freshwater shrimp Macrobrachium hirtimanus () 4

Valentin de Mazancourt, Marion Mennesson, Gérard. Marquet, Pierre Valade and Philippe Keith

Published online: 02 February 2026

DOI: https://doi.org/10.1051/kmae/2025032

Open Access

Early life stages of Aquitanian pike Esox aquitanicus (Teleostei, Esocidae): first description of morphological development and trials of rearing 1

Fabrice Teletchea, Guillaume Rech, Lucas Royer, Marion Escarpit, Vincent Renard, Dominique Chardard, Franck Spadiliero, David Branthome, Mélyne Hautecœur, Aurélia L’Hostis and Gaël P.J. Denys

Published online: 30 January 2026

DOI: https://doi.org/10.1051/kmae/2025030

Management of habitats and populations/communities

Open Access

Consistent patterns in trophic partitioning between sympatric salmonid fishes in two rivers of contrasting productivity 3

Bertram I.C. Warren, Julien Cucherousset, Catherine Gutmann Roberts and J. Robert Britton

Published online: 02 February 2026

DOI: https://doi.org/10.1051/kmae/2025029