Family Atherinidae
There is only one genus of the fish in this family; Atherina
Genus Atherina
1a.Origin of second dorsal poposite to about opposite to anus; in which is situated 1 or 2 scales behind tip of ventrals..
1b.Origin of second dorsal conspicuously behind anus; situated betweenventrals, at least between their tips......
2a. vertical through anus andvertical throuht origin of first dorsal separted by 7-8 scales..........
2b.vertical through anus andvertical throuht origin of first dorsal separted by 3-4 scales
3a. Lateral scales 42-45, anus oppositeto 12th-14th scale.
3b.Lateral scales 35-40 anus oppositeto 9th-10th scale.