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Marine
Phase
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Spawning
Phase
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Class: Osteichthyes "Bony Fishes"
Order: Salmoniformes
Family: Salmonidae
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Scientific
Name: Oncorhynchus mykiss
Average Size: 3kg-10kg
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Life Cycle:
- Up to seven years.
- Steelhead remain in freshwater for
one to three years, and then migrate far into the
pacific and spend one to three years in
saltwater
Physical Description:
- Marine
Phase
- Metallic blue on back, silvery on
sides, small black spots on the upper body.
- Short head
- Wide tail base, square tail with
uniform spots
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Spawning Phase
- Spawning males have a pink or red
band on side, extended snout
- Female are more subdued in
colour
Fascinating Facts:
- Some fish may return to spawn a
second or third time
- Steelhead is an anadromous rainbow
trout longer than 50 cm
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