Come identificare Vimba

Per identificare Vimba (Vimba vimba), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

elongated

Colorazione

Dorsal side is typically dark grey to bluish-grey, flanks are silvery, and the belly is white. During spawning, males develop a distinctive reddish-orange coloration on their fins and lower body, and nuptial tubercles appear on the head and back.

Tipo di squame

cycloid

Posizione della bocca

subterminal

Caratteristiche distintive

Elongated, somewhat compressed body, Snout overhangs the subterminal mouth, Prominent keel between pelvic and anal fins, lacking scales, Small, inferior mouth with thick lips, Anal fin is relatively long

Pinna dorsale

Short, with 3 unbranched and 8-9 branched rays. Originates slightly behind the pelvic fin origin.

Pinna caudale

Deeply forked, with pointed lobes.

Pinna pettorale

Relatively short, positioned low on the body.

Pinne distintive

Anal fin is long, with 3 unbranched and 15-20 branched rays. Pelvic fins are small.

Consigli per l'identificazione

1. 1

   Mouth Position

   The most distinguishing feature is the small, inferior mouth with a fleshy, overhanging snout. This gives it a 'pig-like' appearance.

2. 2

   Body Shape and Keel

   Elongated and compressed body with a distinct, scaleless keel between the pelvic and anal fins.

3. 3

   Fin Ray Counts

   Count the branched rays in the anal fin (15-20) and dorsal fin (8-9) for precise identification.

4. 4

   Spawning Coloration

   During the breeding season, males develop striking reddish-orange fins and lower body, along with nuptial tubercles on the head and back.

Esplora Vimba