A study on marine biodiversity has identified seventy-three species of sea slugs in the coasts of Barcelona, an anthropized environment due to the urban metropolis. In this group of gastropod molluscs, the most abundant in the urban coasts are sea hares, according to the article coordinated by the tenure university lecturer Manuel Ballesteros, from the Faculty of Biology and the Biodiversity Research Institute (IRBio) of the University of Barcelona.
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Source: Phys.org