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Sunday, 11 November 2012

Archerfish

The archerfish (spinner fish or archer fish) are a family (Toxotidae) of fish known for their habit of preying on land based insects and other small animals by literally shooting them down with water droplets from their specialized mouths. The family is small, consisting of seven species in the genus Toxotes; which typically inhabit brackishwaters of estuaries and mangroves, but can also be found in the open ocean as well as far upstream in fresh water They can be found from India to the Philippines, Australia, and Polynesia. Archerfish or Spinnerfish bodies are deep and laterally compressed, with the dorsal fin, and the profile a straight line from dorsal fin to mouth. The mouth is protractile, and the lower jaw juts out. Sizes are generally small,about 5–10 cm but T. chatareus can reach 40 centimetres (16 in).