Environmental DNA/RNA metabarcoding in estuaries of Sao Paulo, Brazil, reveals fish diversity and the presence of invasive species
Natascha Mozaner Nitzsche, Arthur Mota, Thomas Chen, Marcos Gomes Nogueira, Esteban Jorcin Nogueira, Naiara Guimarães Sales, Heron Oliveira Hilário, Danillo Pinhal
The paper uses eDNA and eRNA metabarcoding to assess fish diversity in Brazilian estuaries, finding higher diversity in less impacted areas and invasive species in urbanized systems.
bioRxiv · Feb 15, 2026 · PreprintEcology