Indo-Pacific king mackerel (Scomberomorus guttatus) or popularly seer fish is a sea fish among the mackerel variety of fishes. It is found in around the Indian Ocean and adjoining seas. It is a popular game fish, growing up to 45 kg, and is a strong fighter that has on occasion been seen to leap out of the water when hooked.
It is popular among the countries of the Indian subcontinent including Bangladesh, India, Pakistan and Sri Lanka.
Seer fish is a delicacy in several regions of India. In Tamil Nadu and Andhra Pradesh, this fish is called "Vanjaram" in Tamil/Telugu as well as "Shermai" among Dakhni people and is usually the costliest variety available. In Maharashtra the fish is called Surmai, while in Goa (in Konkani language) it is called iswan or viswon. In Malabar (North Kerala) it is called Ayakoora where as in South Kerala it is called Ney-meen. In Karnataka especially in the region of Tulunadu (Dakshina Kannada) they are called Anjal. They can be fried, grilled and made as curry. In addition to being cooked and eaten when fresh, it is also used to make fish pickle, usually eaten as a condiment with rice.