Cara Mengenal Pasti Snapper (Kakap)

Untuk mengenal pasti Snapper (Kakap) (Lutjanus), perhatikan ciri-ciri utama berikut.

Ciri-ciri Fizikal

Bentuk badan

compressed

Warna

Highly variable depending on the species. Colors range from silvery-grey, reddish-pink, yellow, to dark brown. Many species exhibit stripes, spots, or blotches. Juveniles often have distinct patterns that fade with age.

Jenis sisik

ctenoid

Kedudukan mulut

terminal

Ciri tersendiri

Robust, moderately compressed body., Large mouth with prominent canine teeth, especially on the upper jaw., Continuous dorsal fin, often with a notch., Large scales., Often have a pointed snout.

Sirip dorsal

Single, continuous dorsal fin, typically with 10-12 spines and 10-14 soft rays. A distinct notch is often present between the spinous and soft-rayed portions.

Sirip ekor

Caudal fin is typically emarginate (slightly forked) to truncate (straight).

Sirip pektoral

Long and pointed, usually reaching beyond the anus.

Sirip tersendiri

Anal fin with 3 spines and 7-9 soft rays. Pelvic fins are thoracic.

Petua Pengenalan

1. 1

   Body Shape and Size

   Look for a robust, moderately compressed body. Size varies greatly, from smaller species around 30 cm to larger ones exceeding 1 meter in length and 20 kg in weight.

2. 2

   Mouth and Teeth

   Observe the large mouth with prominent canine teeth, particularly on the upper jaw. This is a key characteristic of the genus.

3. 3

   Dorsal Fin

   Note the single, continuous dorsal fin, often with a noticeable notch between the spiny and soft-rayed portions. Count the spines (typically 10-12) and soft rays (10-14).

4. 4

   Coloration and Markings

   Pay attention to the overall color, presence of stripes, spots, or blotches. These can be highly species-specific, especially in juveniles. For example, L. argentimaculatus often has a reddish-brown to coppery color, while L. johnii may have a prominent black spot below the soft dorsal fin.

5. 5

   Lateral Line

   The lateral line is complete and follows the curve of the back.

Terokai Snapper (Kakap)