Mavi Tilapia Nasıl Tanınır?

Mavi Tilapia (Oreochromis aureus) balığını tanımlamak için şu temel özelliklere bakın.

Fiziksel Özellikler

Vücut şekli

compressed

Renklenme

Wild type coloration typically ranges from olive-green to bluish-gray on the dorsal side, fading to a lighter, silvery-white on the ventral side. Breeding males develop a more intense blue coloration, especially on the head and fins, with a reddish margin on the dorsal and caudal fins. Some aquarium strains, particularly those referred to as 'Mavi', exhibit more pronounced blue or iridescent hues.

Pul tipi

ctenoid

Ağız konumu

terminal

Ayırt edici özellikler

Deeply compressed body, Long dorsal fin with spiny and soft-rayed portions, Caudal fin typically truncate or slightly emarginate, Prominent lateral line, Often exhibits vertical barring, especially when stressed or juvenile, Breeding males develop a nuchal hump (forehead bump)

Sırt yüzgeci

Single, long dorsal fin with 15-17 spines and 10-13 soft rays. The spiny portion is longer than the soft-rayed portion.

Kuyruk yüzgeci

Caudal fin is typically truncate to slightly emarginate, often with a reddish margin in breeding males.

Göğüs yüzgeci

Paired pectoral fins are relatively short and rounded.

Ayırt edici yüzgeçler

Pelvic fins are thoracic, located directly below the pectoral fins. Anal fin has 3 spines and 9-11 soft rays.

Tanımlama İpuçları

1. 1

   Coloration

   Look for the characteristic bluish-gray to olive-green body, often with a lighter belly. Breeding males will show intense blue on the head and fins, with reddish fin margins.

2. 2

   Dorsal Fin

   Observe the long, continuous dorsal fin with a distinct spiny anterior portion and a soft-rayed posterior portion. Count the spines (15-17) and soft rays (10-13) if possible.

3. 3

   Caudal Fin

   Note the shape of the tail fin, which is typically straight (truncate) or slightly indented (emarginate).

4. 4

   Mouth and Lips

   The mouth is terminal, and the lips are not excessively thick. Pharyngeal teeth are present but not externally visible.

5. 5

   Lateral Line

   The lateral line is interrupted, a common feature in cichlids, with an anterior upper portion and a posterior lower portion.

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