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Genus: Gonioplectrus, Spanish Flag Grouper, Flags

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All Families:   All Genera:   All Species:

D VIII, 13
top jaw end - hidden bony knob
preopercle - large, forward-curved spine
operculum - central spine long
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Species in this Genus (1) Similar Genera (4)

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GONIOPLECTRUS

FLAGS

Body oblong, depth about equal to head length; head large, 42-45% of SL; top of head rough, without scales; rear of top jaw exposed when mouth closed, with a hidden bony knob under its rear end; jaws with a band of minute, depressible teeth, a short, curved, fixed canine on each side at the front of the jaws, and 1-3 similar canines along the side of each jaw; preopercle rounded, lower margin fleshy and with a large forward curved spine at its corner that is hidden by skin and scales; central opercular spine large and knife-like, extending to edge of operculum; dorsal fin with VIII spines, 13 rays; anal fin III, 7; inner 1/3 of pelvic fin connected to body by skin; pectorals symmetrically rounded; tail fin bluntly straight to slightly rounded; lateral line curves up under spiny dorsal then down under soft dorsal; scales large, rough, 47-49 on lateral line.

A genus with a single W Atlantic species.


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