Smolts are almost adult salmon .Smolts are between 1 to 6 inches long.They weigh less then 4 ounces. If they had parr marks the marks have faded now. They are silver,this helps with camouflage. The smolts have already swam to the estuary. They hang out there for a while until they are ready to go to the ocean. Smolts eat herring,crustaceans,shrimp and squid. Dolphins,Orca’s and Salmon Sharks eat the smolts. They are on the top of the food chain in the ocean.Many salmon have a type of camouflage called countershading. The smolts are gonna be adult salmon soon!