Environmental DNA reveals biotic homogenization alongside elevated native and non-native species richness in marinas, supporting an ecological portuarization syndrome
Ginevra Lilli, Annaëlle Caillarec-Joly, Clément Violet, Marc Bouchoucha, Xavier Turón, Sophie Arnaud‐Haond, Frédérique Viard
This study uses eDNA metabarcoding to show that marinas have higher species richness and more homogeneous animal assemblages than natural habitats, supporting the ecological dimension of the biological portuarization syndrome.
bioRxiv · Oct 27, 2025 · PreprintEcology