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The Banded Archerfish is a
member of a closely related group of fishes of the genus Toxotes :
seven species are recognised, of which 6 occur in Southeast Asia. The species inhabits brackish water in
river estuaries or mangrove habitat.
Archerfishes are renowned for their ability to spit a stream of water from
their mouths to knock insects and other prey from their perch. This is done
with such remarkable accuracy that the prey is taken unawares and tumbles
from its perch to the water below to be immediately consumed.
The jet of water is reckoned to reach around 1.5 metres or more. Archerfish
have also been observed leaping from the water to grab prey from nearby
vegetation.
The Banded Archerfish is identified by the three thick dark bands running
vertically down the flank. Each gill cover also has a thinner dark band,
which is less apparent, and a fifth, very faint, band exists at the base
of the tail. Thus, a total of 5 bands is usually apparent, though this may
vary in some populations.
The flanks are silvery, the back olive-green or greyish and the dorsal and
tail fins greenish or yellowish.
The Banded Archerfish is wide-ranging in coastal waters of the Asia-Pacific,
ranging from India in the west through Southeast Asia to the Pacific Islands
in the east, and as far south as Australia.
Figs 1 to 3 : Banded Archerfish at Sungei Buloh, Singapore, where large shoals
congregate under the main bridge.
Fig 4 : The closely-related Spotted Archerfish Toxotes chatareus at Sungei Pandan,
Singapore.
Family : TOXOTIDAE
Species : Toxotes jaculatrix
Maximum Length : 30 cm
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