Come identificare Golden Tetra

Per identificare Golden Tetra (Hemigrammus rodwayi), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

compressed

Colorazione

The body is generally translucent with an iridescent golden-yellow sheen, particularly along the flanks and dorsal region. A faint, dark lateral line may be present, extending from behind the operculum to the caudal peduncle. The fins are typically hyaline (clear), though the caudal fin may show a reddish tint, especially in males. The eye often has a reddish or golden rim.

Tipo di squame

cycloid

Posizione della bocca

terminal

Caratteristiche distintive

Iridescent golden-yellow body coloration, Small adipose fin, Absence of a distinct humeral spot (distinguishes from some similar Hemigrammus species), Absence of a distinct caudal spot (distinguishes from some similar Hemigrammus species)

Pinna dorsale

Single, relatively short dorsal fin with 10-11 rays, positioned mid-body.

Pinna caudale

Forked caudal fin, typically hyaline or with a slight reddish tint.

Pinna pettorale

Paired pectoral fins, small and hyaline.

Pinne distintive

Presence of a small, fleshy adipose fin between the dorsal and caudal fins, characteristic of characins.

Consigli per l'identificazione

1. 1

   Body Coloration

   Look for the characteristic iridescent golden-yellow sheen over a translucent body. The intensity of the gold can vary.

2. 2

   Absence of Spots

   Unlike many other Hemigrammus species, H. rodwayi typically lacks prominent humeral (shoulder) or caudal (tail base) spots, which is a key differentiating feature.

3. 3

   Fin Coloration

   Fins are generally clear (hyaline), though the caudal fin may have a subtle reddish hue, especially in breeding males.

4. 4

   Size

   Adults typically reach a maximum standard length of about 4-5 cm (1.6-2 inches).

Esplora Golden Tetra