Cara Mengenal Pasti African Sharptooth Catfish

Untuk mengenal pasti African Sharptooth Catfish (Clarias gariepinus), perhatikan ciri-ciri utama berikut.

Ciri-ciri Fizikal

Bentuk badan

eel-like

Warna

Highly variable, typically dark olive to blackish-brown on the dorsal surface, fading to lighter brown or cream on the ventral side. Some individuals may have mottled patterns. Albino and piebald forms exist in aquaculture.

Jenis sisik

none

Kedudukan mulut

terminal

Ciri tersendiri

Elongated, cylindrical body, tapering towards the tail., Broad, flattened head with a bony helmet-like structure., Four pairs of prominent barbels (one nasal, one maxillary, two mandibular)., Long dorsal fin extending from behind the head almost to the caudal fin, without spines., Long anal fin, similar to the dorsal fin, also without spines., Small, rounded caudal fin, separate from dorsal and anal fins., Absence of scales., Presence of an accessory breathing organ (arborescent organ) in a suprabranchial chamber, allowing for aerial respiration.

Sirip dorsal

Very long, soft-rayed, extending from the nape almost to the caudal fin, typically with 61-80 rays. No spine.

Sirip ekor

Small, rounded, and separate from the dorsal and anal fins.

Sirip pektoral

Relatively small, with a strong, serrated spine at the leading edge, followed by 8-11 soft rays.

Sirip tersendiri

Anal fin is also very long, soft-rayed, extending from the anus almost to the caudal fin, typically with 45-60 rays. No spine. Pelvic fins are small and located abdominally.

Petua Pengenalan

1. 1

   Body Shape and Head

   Look for the elongated, eel-like body and the distinctively broad, flattened head with a bony shield.

2. 2

   Barbels

   Count the four pairs of prominent barbels around the mouth. This is a key distinguishing feature.

3. 3

   Dorsal and Anal Fins

   Note the very long, soft-rayed dorsal and anal fins that extend almost to the caudal fin, and the absence of adipose fin.

4. 4

   Scales

   Confirm the absence of scales, giving the skin a smooth, leathery appearance.

5. 5

   Pectoral Spines

   Observe the presence of a strong, serrated spine at the leading edge of each pectoral fin.

Terokai African Sharptooth Catfish