So bestimmen Sie Dorab Wolf-Herring

Um Dorab Wolf-Herring (Chirocentrus dorab) zu bestimmen, achten Sie auf diese Schlüsselmerkmale.

Körperliche Merkmale

Körperform

elongated

Färbung

Dorsal surface is typically dark blue to greenish-blue, fading to bright silvery on the flanks and belly. Fins are generally translucent or dusky.

Schuppentyp

cycloid

Maulstellung

terminal

Besondere Merkmale

Extremely elongated and compressed body, giving it a ribbon-like appearance., Large, prominent, canine-like teeth in both jaws, visible even when the mouth is closed., Small, cycloid scales that are easily shed., A single, short dorsal fin positioned far back on the body., Deeply forked caudal fin., Pectoral fins are low-set and relatively small.

Rückenflosse

Single, short dorsal fin with 4-6 spines and 29-36 soft rays, positioned posterior to the anal fin origin.

Schwanzflosse

Deeply forked caudal fin, with two lobes of roughly equal size.

Brustflosse

Small, low-set pectoral fins with 13-15 rays.

Auffällige Flossen

Pelvic fins are very small, abdominal, and located far back on the body, almost directly below the dorsal fin. Anal fin is long, originating anterior to the dorsal fin, with 3-4 spines and 30-36 soft rays.

Bestimmungstipps

1. 1

   Body Shape

   Look for the very elongated, laterally compressed, and ribbon-like body. This is a primary distinguishing feature.

2. 2

   Dentition

   Observe the prominent, sharp, canine-like teeth in both jaws. These are often visible even when the mouth is closed and are crucial for identification.

3. 3

   Fin Placement

   Note the single, short dorsal fin positioned far back on the body, almost opposite the anal fin. The pelvic fins are also very small and set far back.

4. 4

   Coloration

   The characteristic dark blue/greenish-blue dorsal surface transitioning to bright silvery flanks and belly is consistent.

5. 5

   Size

   Adults can reach up to 1 meter (3.3 feet) in length, with a common length around 60 cm (2 feet). Its large size for a 'herring-like' fish is notable.

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