Craterognathus plagiotaenia

Osteichthyes Carangidae Genus Craterognathus Craterognathus plagiotaenia

Barcheek trevally RUS

Length unknown. Source: R. Reyes, taken in the Philippines. License: Attribution-NonCommercial 3.0 Unported (CC BY-NC 3.0).

Characteristic features:

Colour:

Silver grey above, paler below; posterior margin of preopercle black; sometimes 6 or 7 dusky oblique bands, mostly above midline present; large adults sometimes with scattered dark blotches or small yellow spots; fins generally dusky.

Size:

Up to 50 cm TL.

Distribution:

Indo-West Pacific in tropical waters.

Habitat:

Adults occur in shallow waters, outer reef edges and lagoon slopes, from 2 to 200 m depth.

Biology:

Found singularly or in groups. Little else is known regarding the biology and ecology of this species.

Indonesian fisheries:

Caught by hook-and-line and by trawls.

Similar species:

Flavocaranx bajad
Orangespotted trevally

Flavocaranx bajad differs in lacking black posterior preopercular margin (vs. posterior margin of preopercle black); numerous orange-yellow spots on body (vs. body without spots); scutes 20–30 (vs. 11–18) and soft anal fin rays 21–24 (vs. 18–20).

to Flavocaranx bajad

Carangoides praeustus
Brownback trevally

Carangoides praeustus differs in having a black second dorsal-fin lobe with white tip (vs. uniformly dusky, no black markings) and a vomerine tooth patch with posterior medial extension (vs. without posterior medial extension).

to Carangoides praeustus

External links:

FishBase
The IUCN Red List of Threatened Species^TM