Fish Description Essay

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Specimen 1 : ‘Big-blue eye snapper’ / ‘ikan uji Rashid’ / ‘lolong merah’ Type of mouth | Superior | Type of fins | Forked | Type of scales | Ctenoid | No. of gills | | No. of gills racker | | Feeding behaviour | | Gut condition | | Gut content | | Parasitic on fish | | Weight | | All told there are twenty one genera and some hundred seven described species of snappers. The family Lutjanidae is further split up by some taxonomists into five subfamilies, in recent schemes including the planktivorous family/subfamily of fusiliers, Caesionidae/Caesioninae. With a common name like snapper, you'd assume theirs would be large, and you'd be right. Snapper mouths are easy to spot, being terminal, most with enlarged canine teeth, and a distinctive arrangement of jaw-bones. Technically the maxilla slips beneath the preorbital bone when the mouth is closed and the supramaxilla is absent, it must appear like a landing ramp to other aquatics as well, right up to the time they're inhaled. Snappers are tropical and subtropical in the Pacific, Atlantic and Indian oceans, a few are estuarine to entirely freshwater (Lutjanus fuscescens, Lutjanus goldiei, Lutjanus maxweberi), though these aren't the ones typically sold as "freshwater snappers". Snappers are important food and game fishes, and several species have been introduced into non-native waters. For this experiment, we had examined the Big-blue eye snapper. The colour of entire body was reddish, with a series of short, irregular lines on its sides, diagonal blue lines formed by spots on the scales above the lateral line, sometimes with yellow streaks below the lateral line, large canine teeth absent, orientation of mouth and eye give it the appearance of looking upward, and no dark lateral spot. This fish has the forked caudal fin. The caudal fin is the tail fin, located at the end of the

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