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Salmon Fish

September 16, 2021

Salmon Fish

The ray-finned salmon fish are anadromous, as they show migratory behaviour. The name salmon fish is due to their runs as the word salmon originated from the Latin word salmo, which means "to leap". Salmon is the common name for several species of the Salmonidae family. Many scientists regard salmon as a Keystone species. 

Characteristics:

  • Salmon are silvery with some dark spots over the body fins and head.

  • Salmon change color.

  • Salmon has a powerful sense of smell.

  • Salmon weighs about 10 pounds and can be 2 to 3 feet long.

Habitat and Range:

Salmon fish can inhabit both freshwater and saltwater habitats. They are also present in coastal waters, open bays.

Different salmon fishes are present in different regions. For example, they are present in eastern North America, southeast and southwest Alaska, Northern Europe, British Columbia, California, Siberia, Canada, Japan, Korea, and Russia.

Diet:

Salmon color may vary according to their diet. They may eat

  • Shrimps

  • Krills

  • Crabs

  • Octopus

  • Capelin

  • Sand lance

Nutritional Factor of Salmon:

Salmon fish is a popular oily fish that is commonly used as seafood. It has a high protein content. The meat is rich in omega 3 fatty acids and Vitamin D. Salmon fish also have high cholesterol levels 23–214 mg/100 g.

Life Cycle:

Salmon fish lay their eggs at higher latitudes in freshwater; after laying their eggs, they migrate to the ocean and to hatch their eggs, they return to freshwater habitats.

The eggs hatch into fry, the fry change into parr that stage last about six months and parr change into smolts.

Salmon lifespans are about 2 to 7 years, and they spend five years of their life in the ocean. After sexual maturity in the open ocean, they return to natal streams to spawn.

Freshwater Salmon Fishing:

Salmon fishing can be done both from the boat and the shore. However, boat salmon fishing provides more opportunities to anglers than shore fishing.

Methods for Salmon Fishing:

The methods for salmon fishing are,

  • Drift Fishing

  • Float Fishing

  • Trolling

  • Plunking


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