Come identificare African Long-finned Characin

Per identificare African Long-finned Characin (Brycinus longipinnis), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

elongated

Colorazione

The body is predominantly silvery, often with a subtle iridescent sheen, especially under certain lighting. A faint, dark lateral line may be present. The fins are typically clear to yellowish, with males developing reddish or orange tints, particularly in the elongated dorsal and anal fins. The caudal fin often has a dark spot at its base.

Tipo di squame

cycloid

Posizione della bocca

terminal

Caratteristiche distintive

Elongated, flowing dorsal and anal fins in mature males, Silvery body coloration with iridescent scales, Forked caudal fin with a dark spot at the base, Relatively large eyes

Pinna dorsale

Single dorsal fin, positioned mid-body. In males, the anterior rays are greatly elongated, forming a prominent streamer. Typically 2 unbranched and 8-9 branched rays.

Pinna caudale

Deeply forked caudal fin, often with a dark spot at the base of the upper lobe.

Pinna pettorale

Moderately sized, clear, and positioned ventrally.

Pinne distintive

The most distinctive feature is the extreme elongation of the dorsal and anal fin rays in mature males, which can extend well beyond the caudal fin base. Pelvic fins are small.

Consigli per l'identificazione

1. 1

   Fin Elongation

   Look for the exceptionally long, flowing dorsal and anal fins, especially in males. This is the most distinguishing characteristic.

2. 2

   Body Shape and Coloration

   An elongated, silvery body with a subtle iridescence. A dark spot at the base of the caudal fin is often present.

3. 3

   Schooling Behavior

   Often observed in active schools, which can help distinguish them from solitary or less gregarious species.

Esplora African Long-finned Characin