Cara Mengidentifikasi Indian Mackerel

Untuk mengidentifikasi Indian Mackerel (Rastrelliger kanagurta), perhatikan ciri-ciri utama berikut.

Ciri Fisik

Bentuk tubuh

torpedo

Warna

Dorsal side metallic blue-green, fading to silvery-white on the flanks and belly. Often exhibits a series of narrow, dark longitudinal bands or spots along the upper body, particularly noticeable when fresh. A distinct black spot is usually present on the body near the lower margin of the pectoral fin.

Jenis sisik

cycloid

Posisi mulut

terminal

Ciri khas

Elongated, fusiform body, slightly compressed., Two widely separated dorsal fins., Five finlets behind the second dorsal fin and five finlets behind the anal fin., A distinct black spot on the body near the lower margin of the pectoral fin., Snout longer than the rest of the head., Maxilla extends to the anterior margin of the eye., Small, conical teeth in a single row on jaws.

Sirip punggung

Two dorsal fins; the first with 8-11 spines, the second with 12 soft rays followed by 5 finlets. The first dorsal fin originates above the pectoral fin base.

Sirip ekor

Deeply forked caudal fin, characteristic of fast-swimming fish.

Sirip dada

Relatively short, located high on the body.

Sirip khas

Presence of 5 dorsal and 5 anal finlets, a key characteristic of Scombridae. The first dorsal fin is distinctly separated from the second.

Tips Identifikasi

1. 1

   Body Shape

   Look for the streamlined, torpedo-shaped body, slightly compressed laterally.

2. 2

   Coloration

   Observe the metallic blue-green dorsal side and silvery-white belly. Note the presence of narrow dark longitudinal bands or spots on the upper body.

3. 3

   Black Spot

   Crucially, identify the distinct black spot located on the body near the lower margin of the pectoral fin. This is a key diagnostic feature.

4. 4

   Finlets

   Count the finlets: 5 behind the second dorsal fin and 5 behind the anal fin.

5. 5

   Snout Length

   The snout is typically longer than the rest of the head, and the maxilla extends to the anterior margin of the eye.

Jelajahi Indian Mackerel