Dawkinsia filamentosa

Dawkinsia filamentosa is a species of barb. Young fish have barely any color and black spots. They start having more color at three months old. The fish is a swift swimmer. Males are larger than females and they fertilize eggs by swimming into the cloud of eggs. The species is most commonly found in coastal floodplains near the Southwest Indian states of Kerala, Tamil Nadu and Karnataka. The species' common names are filament barb and blackspot barb.
Fishing.
Along the rivers of Kerala, these fishes grow in abundance and due to its high diet of worms and insects, they are easily caught with baits by fishermen especially during the monsoon season when they are more widely found.