The dwarf sanjika (Opsaridium tweddleorum) is an African freshwater fish species in the family Danionidae.

[2] This species reaches a length of 11.0 cm (4.3 in).

[3] The fish is named in honor of Denis (b.

1949) and Sharon Tweddle, a husband and wife, because of their contributions of study specimens, and color slides to the study of fish of Malawi.

This article relating to Danioninae is a stub.