Como identificar Tete Sea Catfish

Para identificar Tete Sea Catfish (Ariopsis seemanni), observe estas características principais.

Características físicas

Formato do corpo

torpedo

Coloração

Dorsal surface typically dark grey to brownish-grey, fading to silvery-white on the ventral side. Juveniles often exhibit distinct white tips on the dorsal and caudal fins, which may fade with age. Some individuals may have a metallic sheen.

Tipo de escama

none

Posição da boca

terminal

Características distintivas

Two pairs of barbels: one maxillary pair extending to or beyond the pectoral fin base, and one mental pair., Adipose fin present, relatively small., Strong, serrated spines at the origin of the dorsal and pectoral fins., Forked caudal fin.

Nadadeira dorsal

One short-based dorsal fin with a strong, venomous spine and 7 soft rays. An adipose fin is present posterior to the dorsal fin.

Nadadeira caudal

Deeply forked caudal fin, with the upper lobe often slightly longer than the lower.

Nadadeira peitoral

Large, triangular pectoral fins, each with a strong, venomous spine and 10-12 soft rays.

Nadadeiras características

Pelvic fins are small and located abdominally. Anal fin is moderately long with 17-20 soft rays.

Dicas de identificação

1. 1

   Body Shape

   Sleek, torpedo-shaped body, typical of active swimmers.

2. 2

   Fin Spines

   Presence of prominent, serrated spines on the dorsal and pectoral fins. These are venomous.

3. 3

   Barbels

   Two pairs of barbels around the mouth, with the maxillary pair being notably long.

4. 4

   Caudal Fin

   Deeply forked tail fin.

5. 5

   Coloration

   Dark grey to brownish-grey dorsally, silvery-white ventrally. Juveniles often have distinct white tips on the dorsal and caudal fins.

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