Salmons are a kind of fish that live in the sea and swim up rivers to lay their eggs.
Salmons are often seen as strong and determined because they swim a long way to lay their eggs.
Examples:
I saw many salmons swimming upstream.
The salmons lay their eggs in the river.
The big salmons are very good to eat.
The salmons are the best swimmers in the river.
There are so many salmons in the river, it's like a big party!
The salmons jump out of the water to catch bugs.