Table 2 Morphometric and meristic measurements of preserved specimen of Desmodema polystictum (Ogilby, 1897) at the museum of the National Aquatic Resources Research and Development Agency (NARA), Sri Lanka, compared with the measurements of Zacharia and Kannan 2012

Total length (TL)

90.7

107

Head length (HL)

6.4

7.1% of TL

9.1% of TL

Body depth (BD)

7.8

8.6% of TL

10.7% of TL

Pre-pectoral length

6.8

7.5% of TL

6.9% of TL

Pre-anal length

29.4

32.4% of TL

Length of pectoral fin

2.3

2.5% of TL

Eye diameter

3.0

46.9% of HL

38.8% of HL

Pre-orbital length

2.5

39.1% of HL

30.6% of HL

Post-orbital length

2.7

42.8% of HL

Pectoral fin rays

14

14

Dorsal fin rays

121

121

Gill rakers

12 (3 + 9)

12 (3 + 9)