Indian Mackerel (Rastrelliger kanagurta)

Indian Mackerel (Rastrelliger kanagurta)

Indian Mackerel (Rastrelliger kanagurta) is a marine fish species belonging to the family Scombridae, which includes other well-known fish such as tuna and bonito. The Indian Mackerel is native to the warm coastal waters of the Indian and Western Pacific Oceans, extending from the eastern coast of Africa to the Bay of Bengal, and eastward to Indonesia, the Philippines, and northern Australia.

Physical Characteristics:

The Indian Mackerel is a small to medium-sized fish, typically growing to a length of around 20-25 centimeters (8-10 inches), with a maximum length of up to 35 centimeters (14 inches). It has a streamlined, fusiform body with a sharply pointed snout and a deeply forked tail. The coloration of the Indian Mackerel is metallic blue or greenish on the dorsal side, fading to silvery white on the ventral side. The fish also displays a series of dark, wavy, vertical bands on the upper half of its body, which are more prominent in younger individuals.


Indian Mackerel is a pelagic, schooling fish that feeds primarily on zooplankton, small fish, and various other invertebrates, such as shrimp and squid. They typically feed near the surface of the water, using their keen senses and speed to capture prey.

Reproduction and Lifecycle:

The reproductive habits of the Indian Mackerel vary depending on the specific region they inhabit. Generally, they spawn in batches throughout the year, with peaks in spawning activity occurring during the warmer months. The eggs and larvae are pelagic, drifting with the currents until they hatch and develop into juvenile fish. As they grow, the juvenile fish form schools and migrate with the changing seasons and availability of food sources.

Economic Importance:

The Indian Mackerel is an important commercial fish species in many parts of its range, particularly in South and Southeast Asia. It is a major source of protein and contributes significantly to local and regional fisheries. Indian Mackerel is caught using various fishing methods, including purse seines, gill nets, and trawls. The fish is sold fresh, frozen, canned, or smoked, and is also used in various culinary dishes.

Conservation Status:

The Indian Mackerel is currently listed as ‘Least Concern’ by the International Union for Conservation of Nature (IUCN), as it is a widespread and abundant species. However, like many other marine fish species, it faces threats such as overfishing, habitat degradation, and pollution. Effective management of fish stocks, sustainable fishing practices, and the protection of critical marine habitats are crucial for ensuring the long-term survival of this species.

Updated: 20 April 2023 — 13:55

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