After spawning, all pacific and up to 5% of other spieces die after a few weeks
The Atlantic Salmon fish lays thousands of eggs after two adult Salmon fish mate, the Female makes an average size hole to lay the eggs. The Female lays alot of eggs because in the ocean the current if quiet strong at times
When the alevin completely absorb their yolk sacs, they leave the gravel and become fry. Alevin that leave the gravel before their yolk sac is completely absorbed are commonly called button-up fry.
After being Alevins they turn in to Fry. They then start feeding on tiny water organisms and grow quickly during their first summer.
The Parr stay in fresh water and wait 1 to 4 years eating insects, they them become Smolts in the spring of thier 2nd 3rd 4th year and then migrate to sea.
Adult salmon travel great distances at sea to rich feeding grounds in cold northerly waters and feed on sandeels, krill and herring. The salmon return to the rivers in which they were born after being at sea for one to four years.
They then go back to the beginning were they were born and find a different gender Salmon and mate again