Come identificare Catalufa

Per identificare Catalufa (Pristigenys alta), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

compressed

Colorazione

Predominantly reddish to orange-red, often with silvery or whitish blotches or bars, especially when young. Fins are typically reddish. The large eyes are often iridescent red.

Tipo di squame

ctenoid

Posizione della bocca

superior

Caratteristiche distintive

Extremely large eyes, characteristic of the family Priacanthidae, adapted for low-light conditions., Deep, highly compressed body, giving it a disc-like appearance., Large, oblique mouth with small, villiform teeth., Rough, ctenoid scales covering the body and head., A prominent, sharp spine at the angle of the preopercle.

Pinna dorsale

Single dorsal fin with 10 spines and 10-11 soft rays. The spiny portion is longer than the soft-rayed portion.

Pinna caudale

Truncate to slightly emarginate caudal fin.

Pinna pettorale

Relatively small pectoral fins.

Pinne distintive

Pelvic fins are large, originating anterior to the pectoral fin base, and are often dusky or reddish.

Consigli per l'identificazione

1. 1

   Body Depth

   The body is notably deep, with its depth often exceeding 40% of its standard length, giving it a very compressed, almost disc-like profile.

2. 2

   Eye Size

   The eyes are exceptionally large, a defining characteristic of the Priacanthidae family, and are typically larger than the snout length.

3. 3

   Coloration

   The overall reddish to orange-red coloration is a key identifier, though it can vary in intensity. Juveniles may have more pronounced banding.

4. 4

   Preopercular Spine

   Presence of a strong, sharp spine at the lower angle of the preopercle (gill cover).

Esplora Catalufa