Multi-decadal improvements in the ecological quality of European rivers are not consistently reflected in biodiversity metrics

James S. Sinclair, Ellen A. R. Welti, Florian Altermatt, Mario Álvarez‐Cabria, Jukka Aroviita, Nathan Jay Baker, Libuše Barešová, José Barquín, Luca Bonacina, Núria Bonada‬‬‬‬‬‬‬‬‬‬‬, Miguel Cañedo‐Argüelles, Zoltán Csabai, Elvira de Eyto, Alain Dohet, Gerald Dörflinger, Tor Erik Eriksen, Vesela Evtimova, Maria João Feio, Martial Ferréol, Mathieu Floury, Marie Anne Eurie Forio, Riccardo Fornaroli, Peter Goethals, Jani Heino, Daniel Hering, Kaisa‐Leena Huttunen, Sonja C. Jähnig, Richard K. Johnson, Lenka Kuglerová, Benjamin Kupilas, Lionel L’Hoste, Aitor Larrañaga, Patrick Leitner, Armin W. Lorenz, Brendan G. McKie, Timo Muotka, Diana Osadčaja, Riku Paavola, Vaidas Palinauskas, Petr Pařil, Francesca Pilotto, Marek Polášek, Jes Jessen Rasmussen, Ralf B. Schäfer, Astrid Schmidt‐Kloiber, Alberto Scotti, Agnija Skuja, Michal Straka, Rachel Stubbington, Henn Timm, Violeta Tyufekchieva, Iakovos Tziortzis, Rudy Vannevel, Gábor Várbíró, Gaute Velle, R.C.M. Verdonschot, Sarah Vray, Peter Haase