Aquatic Invasions (2020) Volume 15, Issue 2: 245–270 CORRECTED PROOF Research Article Invasion of alien macroalgae in the Venice Lagoon, a pest or a resource? Adriano Sfriso1,*, Alessandro Buosi1, Marion Adelheid Wolf1 and Andrea Augusto Sfriso2 1Department of Environmental Sciences, Informatics & Statistics, University Ca’ Foscari, via Torino 155, 30172 Mestre (Venice), Italy 2Department of Chemical and Pharmaceutical Sciences, University of Ferrara, via Borsari 46, 44121 Ferrara, Italy Author e-mails:
[email protected] (AS),
[email protected] (AB),
[email protected] (MAW),
[email protected] (AAS) *Corresponding author Citation: Sfriso A, Buosi A, Wolf MA, Sfriso AA (2020) Invasion of alien Abstract macroalgae in the Venice Lagoon, a pest or a resource? Aquatic Invasions 15(2): 245– Alien macroalgae, mostly invasive species, are a constant concern for coastal areas, 270, https://doi.org/10.3391/ai.2020.15.2.03 especially in the northern Adriatic Sea where several taxa have colonized the main transitional environments. A revision of the alien macroalgae in the Venice Lagoon Received: 19 January 2019 shows that, currently, the number of valid non-indigenous species (NIS) is 29, and Accepted: 21 October 2019 this number is growing steadily. On the basis of numerous surveys carried out in Published: 5 December 2019 the last decade the total alien standing crop (SC) was estimated to be ca. 146,534 Handling editor: Carla Lambertini tonnes fresh weight (fw), i.e. 32% of the total species SC (ca. 456,000 tonnes fw) Thematic editor: Charles Martin measured in May–June 2014 in the whole lagoon. The most abundant species were Copyright: © Sfriso et al.