Elongate body, spotted in different shades of brown. The 1st ray of the ventral is separated and rigid, used for “walking”. The 1st ray of the dorsal is long and spiny, and there is a blue spot between the ast and 2nd ray. The anal fin is dark blue. You will find them alone or in pairs. They are tricky to spot due to their slow swimming style and good camouflage on sand.
Unassessed by the IUCN Red list.
They are spread throughout the Western Pacific from Japan to Australia, including Guam and Palau. They can be found on sandy and weedy bottoms and slopes, also in estuaries, in a depth range of 3-55 meters.
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Up to 15 cm.
They feed on mollusks, worms and crustaceans.
D. dactylopus resembles D. kuiteri closely, but has a much larger habitat.