Carangoides talamparoides


Imposter trevally GST
Characteristic features:
Colour:

Silver blue above, silver white below; small black spot on upper margin of opercle; tongue white to pale grey; dorsal and anal fins dusky; caudal fin dusky yellow with trailing margin black.

Size:

Up to 51 cm TL.

Distribution:

Indo-West and Pacific in tropical waters.

Habitat:

Coastal waters.

Biology:

Little is known regarding the biology and ecology of this species.

Indonesian fisheries:

Caught by hook-and-line and by bottom trawls.

Similar species:

Carangoides armatus
Longfin trevally

Carangoides armatus

Carangoides armatus differs in having the second dorsal-fin lobe long, greater than head length (vs. short, less than head length); head profile very steep (vs. sloped) and gill rakers (including rudiments) on first gill arch 31–37 (vs. 27–31).

Carangoides chrysophrys
Longnose trevally

Carangoides chrysophrys

Carangoides chrysophrys differs in having the head profile just above mouth vertical (vs. gently sloped); scaleless breast area small, extending to pectoral-fin base only (vs. large, covering area above and in front of pectoral-fin base) and gill rakers (including rudiments) on first gill arch 27–31 (vs. 21–26).

Carangoides coeruleopinnatus
Coastal trevally

Carangoides coeruleopinnatus

Carangoides coeruleopinnatus differs in a scaleless breast area short ventrally, often extending to distinctly behind pectoral-fin base (vs. long ventrally, often extending to second anal-fin origin); scaleless breast area small, extending to pectoral-fin base only (vs. large, covering area above and in front of pectoral-fin base) and gill rakers (including rudiments) in first gill arch 21–27 (vs. 27–31).

Carangoides dinema
Shadow trevally

Carangoides dinema

Carangoides dinema differs in having brown blotches between bases of second dorsal-fin rays (vs. no markings); straight part of lateral line slightly shorter than curved part (vs. much shorter); scaleless breast area short ventrally, extending to pelvic-fin origin (vs. long ventrally, often extending to second anal-fin origin) and scaleless breast area extending uninterrupted to scaleless pectoral-fin base (vs. scaleless breast area separated from scaleless pectoral-fin base by a broad band of scales).

Carangoides hedlandensis
Bumpnose trevally

Carangoides hedlandensis

Carangoides hedlandensis differs in having the second dorsal-fin lobe short, less than head length (vs. long, greater than head length); second dorsal-fin central rays long and filamentous in males >16.5 cm FL with (vs. central rays never filamentous); scaleless breast area short ventrally, extending to pelvic-fin origin (vs. long ventrally, often extending to second anal-fin origin) and scaleless breast area large, covering area above and in front of pectoral-fin base (vs. small, extending to pectoral-fin base only).

Carangoides malabaricus
Malabar trevally

Carangoides malabaricus

Carangoides malabaricus differs in having the tongue greyish brown to brown (vs. white to pale grey) and gill rakers and rudiments on first gill arch 32–38 (vs. 27–31).

Carangoides oblongus
Coachwhip trevally

Carangoides oblongus

Carangoides oblongus differs in having the second dorsal-fin lobe long, greater than head length (vs. short, less than head length); scaleless breast area extending to pelvic-fin origin (vs. extending to distinctly behind pelvic-fin origin) and a scaleless breast area separated from scaleless pectoral-fin base by a narrow to moderate band of scales (vs. scaleless breast area uninterrupted to scaleless pectoral-fin base).

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