Come identificare White Grouper

Per identificare White Grouper (Epinephelus aeneus), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

elongated

Colorazione

The body is typically light grey to brownish-grey, often with 7-8 indistinct, oblique, dark bars on the sides. The most distinguishing feature is the presence of numerous small, white or pale spots scattered over the head, body, and fins. The ventral side is usually lighter. Juveniles may exhibit more pronounced banding.

Tipo di squame

ctenoid

Posizione della bocca

terminal

Caratteristiche distintive

Presence of small, scattered white spots over the body and head., A prominent, dark, oblique stripe often runs from the eye to the posterior part of the operculum., The posterior margin of the caudal fin is typically straight or slightly emarginate., The preopercle is finely serrated, with a distinct notch above the angle.

Pinna dorsale

Single dorsal fin with 11 spines and 14-16 soft rays. The spinous portion is lower than the soft-rayed portion.

Pinna caudale

Caudal fin is truncate (straight) or slightly emarginate.

Pinna pettorale

Pectoral fins are relatively long and rounded, typically longer than the pelvic fins.

Pinne distintive

Pelvic fins are inserted slightly behind the pectoral fin base. Anal fin has 3 spines and 8-9 soft rays.

Consigli per l'identificazione

1. 1

   Coloration and Spots

   Look for the light grey to brownish-grey body with numerous small, scattered white or pale spots on the head, body, and fins. This is the most reliable visual cue.

2. 2

   Oblique Bar

   Observe the dark, oblique stripe often present from the eye to the operculum.

3. 3

   Caudal Fin Shape

   Note the truncate (straight) or slightly emarginate posterior margin of the caudal fin.

4. 4

   Preopercle

   Examine the preopercle (gill cover bone) for fine serrations and a distinct notch above the angle.

Esplora White Grouper