Come identificare Pesce chirurgo di Giava

Per identificare Pesce chirurgo di Giava (Ctenochaetus flavicauda), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

compressed

Colorazione

The body is generally dark brown to purplish-brown, often with fine longitudinal striations or spots. The most distinguishing feature is the bright white or yellowish caudal fin (tail), which contrasts sharply with the darker body. Juveniles may exhibit a more yellowish body coloration.

Tipo di squame

ctenoid

Posizione della bocca

subterminal

Caratteristiche distintive

Bright white or yellowish caudal fin, Small, bristle-like teeth adapted for scraping detritus, Scalpel-like spine on each side of the caudal peduncle

Pinna dorsale

Single dorsal fin with 8 dorsal spines and 25-28 soft rays.

Pinna caudale

Lunate (crescent-shaped) and distinctly white or yellowish.

Pinna pettorale

Typically 15-17 rays, translucent to slightly yellowish.

Pinne distintive

The anal fin has 3 spines and 21-24 soft rays. Pelvic fins have 1 spine and 5 soft rays. All fins, except the caudal, are generally dark, matching the body color.

Consigli per l'identificazione

1. 1

   Caudal Fin Color

   The most reliable identifier is the bright white or yellowish caudal fin, which is unique among most Ctenochaetus species.

2. 2

   Body Coloration

   Dark brown to purplish-brown body, often with subtle striations or spots, contrasting with the tail.

3. 3

   Mouth and Teeth

   Observe the small, bristle-like teeth if possible, characteristic of the genus Ctenochaetus, used for scraping detritus.

Esplora Pesce chirurgo di Giava