Sound discrimination of two sympatric, threatened fish species allows for their in situ mapping

Human impacts on marine ecosystems are increasing and the number of fish species listed in the Red List is constantly growing. In the Mediterranean Sea, seven of the 10 bony fishes defined as Threatened by the IUCN are known to be vocal, including the target species of this study: the shi drum ( Umbrina cirrosa Linnaeus, 1758) and the brown meagre ( Sciaena umbra Linnaeus, 1758). As a result, non‐invasive passive acoustic monitoring (PAM) can be...