Rainbow Trout

Description

Rainbow Trout – Oncorhynchus mykiss | Premium Coldwater Game Fish in Indian Aquaculture

Rainbow Trout (Oncorhynchus mykiss) is a prized freshwater fish species originally native to the cold streams of North America and introduced to India in the early 20th century. It has since become an important species in coldwater aquaculture, especially in the Himalayan states like Himachal Pradesh, Jammu & Kashmir, and Uttarakhand.

Named for the iridescent pink stripe running along its silvery body, Rainbow Trout is globally celebrated for its flavorful meat, high nutritional value, and vigorous resistance when hooked — making it a top target for sport fishing and an excellent table fish.

Key Characteristics:

• Scientific Name: Oncorhynchus mykiss

• Common Name: Rainbow Trout

• Size: Typically 1–2 kg in farms; up to 5–7 kg in wild habitats

• Coloration: Silvery body with black spots and a pink to reddish lateral stripe

• Habitat: Cold, oxygen-rich waters (14°C–18°C); hill streams, rivers, and raceways

  Aquaculture Significance:

  • Introduced to India for sport fishing and coldwater farming

  • Farmed in raceways, flowing water systems, and hatcheries at high altitudes

  • Grows quickly under proper feed and water conditions

  • Used in value-added products like smoked trout and frozen fillets

    Nutritional Value:

    Rainbow Trout is rich in:

    • High-quality protein

    • Omega-3 fatty acids

    • Vitamin D, B12, and selenium
      It’s considered a heart-healthy food and recommended for low-fat, nutrient-rich diets.