Acanthurus chirurgus (Bloch, 1787), doctorfish Material examined. – MMF 44368, one mature female, 307 mm TL, 244 mm SL, dike Reina Sofía, 28°07’N 15°24’W, 18-19 m over a bottom of 21 m of depth, 21 Mar. 2015, rocky breakwater (Fig. 2H). Sightings and catches. – Once, n = 1, same locality (Fig. 3). Remarks. – A subtropical reef-associated species, living from 2 (Baensch and Debelius, 1997) to 25 m of depth (Desoutter, 1990), usually at 2-15 m, between 22 and 25°C (Baensch and Debelius, 1997), ranging 37°N, 7°S, 89°W- 34°W (Robins and Ray, 1986). Inhabits shallow reefs or rocky areas. Found in loose aggregations (Lieske and Myers, 1994). Mainly diurnal. Ingests sand when feeding on algae (Randall, 1996), other plants, detritus, worms, molluscs and other invertebrates (Robins and Ray, 1986). Maximum length published is 390 mm TL (male) (Figueiredo et al., 2002). Larvae are planktonic (Figueiredo et al., 2002). An amphi-Atlantic species (Robins and Ray, 1986). West Atlantic: Massachusetts, USA and Bermuda to southern Brazil. East Atlantic: Senegal, the Cape Verdes (Osório, 1909; Brito et al., 1999; Reiner, 2005; Hanel and John, 2015) and Ascension Island (Rocha et al., 2002; Bingeman and Bingeman, 2005; Wirtz et al., 2014; Anderson et al., 2015). This is the first record for A. chirurgus from the Canary Islands.

Published as part of Triay-Portella, Raül, Pajuelo, José G., Manent, Pablo, Espino, Fernando, Ruiz-Díaz, Raquel, Lorenzo, José M. & González, José A., 2015, New records of non-indigenous fishes (Perciformes and Tetraodontiformes) from the Canary Islands (north-eastern Atlantic), pp. 163-174 in Cybium 39 (3) on pages 168-169, DOI: 10.26028/cybium/2015-393-001, http://zenodo.org/record/13613589