trout

  1. rainbow trout is, technically, a salmon. It has the scientific name Oncorhynchus mykiss.
  2. It’s thought that the average rainbow trout will live for up to six years in the wild, though captivity lifespans may vary.
  3. You’ll find that a rainbow trout can grow up to 90cm in length and can weigh up to 9kg at heftiest. It’s a fairly bulky fish on the whole!
  4. In fact, the heaviest rainbow trout ever recorded weighed a whopping 25.8kg!
  5. Rainbow trout can generally be found in streams, rivers and other bodies of water; however, you can also find some that live in the ocean. Therefore, they are fairly flexible in terms of where they habituate!
  6. Their diets can vary, too. A rainbow trout is likely to consume the eggs of other fish, as well as larvae, insects and other small creatures.
  7. However, they do also need to be on the lookout for predators. It’s likely that fishing birds such as herons and even raccoons are known to go dipping in for a rainbow trout or two.
  8. There are around 15 different species of rainbow trout in total which are common to North American waterways.
  9. They are commonly fished for by humans, too, as they are a fantastic source of various nutrients – particularly omega-3.
  10. A rainbow trout is, as stated, not multicolour, however, it is notable for a thin red stripe which runs along its body. Otherwise, you can normally spot this type of fish thanks to its white belly and its array of black dots and spots.
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