Pomadasys argenteus ( Forsskal , 1775)

Habib, Kazi Ahsan, Islam, Md Jayedul, Nahar, Najmun, Rashed, Mohammad, Neogi, Amit Kumer & Russell, Barry, 2021, Grunts (Actinopterygii: Perciformes: Haemulidae) of Bangladesh with two new distributional records from the northern Bay of Bengal assessed by morphometric characters and DNA barcoding, Acta Ichthyologica et Piscatoria 51 (3), pp. 299-309 : 299

Pomadasys argenteus ( Forsskal, 1775)

Local common name: rupali datina (Bangla) Fig. 2d

Material examined.

Bangladesh • 1 specimen; F1602Sb-01 (132 mm SL), Alorkol , Sundarbans, Bagerhat, 21°42.35'N, 89°35.24'E, 12 February 2016, Amit Kumer Neogi .

Diagnostic characters.

Meristics: D-XII, 14; P1-I, 16; P2-I, 5; A-III, 7

Body ovate, compressed, depth 2.7 in standard length. Dorsal profile of head steep, mouth small, maxilla reaching to eye; lips not thickened. Chin with two pores and a median pit. Lateral line with 47 scales; 5 scales between lateral line and dorsal-fin origin. Body color silver-mauve above and white below; scattered charcoal scale spots on back and upper sides; spots only on body, absent on head and snout; snout dark brown (Fig. 2d ).

Distribution.

Pomadasys argenteus is known to occur in Bangladesh ( Hussain 1970; Rahman et al. 2009), Myanmar ( Hla 1987), and the Andaman and Nicobar Islands ( Rajan et al. 2011). Elsewhere in the Indian Ocean from the Red Sea and Persian Gulf ( Wright 1988; Randall 1995; Froese and Pauly 2020) and India ( Talwar and Jhingran 1991; Bijukumar and Sushama 2000). In the western Pacific from southern Japan ( Masuda et al. 1984) and the Philippines to northern Australia ( Johnson 2010), and New Caledonia ( Thollot 1996).

Conservation status.

Listed as 'Least Concern’ in the IUCN Red List of Threatened Species ( Dahanukar et al. 2012).

Figures

Figure 2. Lateral view of collected specimen, a. Plectorhinchus pictus, subspecies Plectorhinchus pictus cinerascens (F 1804 SM- 22; 105 SL mm), striped juvenile phase; b. Plectorhinchus macrospilus (F 1803 SM- 67; 335 mm SL); c. Plectorhinchus andamanensis, (F 1803 SM- 19; 137 mm SL); d. Pomadasys argenteus (F 1602 Sb- 01; 132 mm SL).