Also known as Bullseyes, Hatchet Fishes, Green-back Bullseye, Black-tipped Bullseyes and Red Sea Immigrant Sweeper.
This is the largest Sweeper.
Found in schools on sheltered rocky and coral reefs, under ledges in caves, harbours and shipwrecks during the day, hunting high above the bottom at night when feeding.
They feed on zooplankton.
Length - 15cm
Depth - 10-50m
Sweepers school during the day, but at night they float high above the bottom to hunt for larger zooplankton.
Several species are triangular shaped.