Friday, May 25, 2012

Tropical Marine Fish: Triggerfish

Animals Unique | Tropical Marine Fish: Triggerfish | Triggerfish, the common name for a group of shallow-water, tropical marine fish.There are about 30 species, Including the common triggerfish and the queentriggerfish. Triggerfish range in size from about 6 to 24 inches (15 to 60 cm),depending on the species.
The bodies, the which are flattened from side to side,in most species are brightly colored. Triggerfish have powerful teeth and feed onsea urchins and other animals spiny. Most species are covered by large, roughscales. Triggerfish are Considered to be good food fish.
side and brightly colored.

The front upper fin of the triggerfish is modified into two stout spines of differentlengths. The first spine, the longer of the two, can be locked into an erect positionwhen the second spine moves forward. The second spine acts as a trigger; itmust be released before the large spine can be depressed. When alarmed,triggerfish dart into coral or rock crevices and cock Themselves Their spines towedge into place.

Triggerfish belong to the family Balistidae. The queen triggerfish is Balistesvetula; the common triggerfish, B. carolinensis.

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