Is salmon the only fish swimming upstream?

No, salmon is not the only fish swimming upstream. Many other species of fish are known to swim upstream during certain times of the year, often for the purpose of spawning or finding better feeding grounds. Some examples of fish that swim upstream include:

- Steelhead trout: Steelhead trout are a type of rainbow trout that are native to the Pacific Ocean. They spend most of their lives in the ocean but return to freshwater rivers and streams to spawn.

- Sockeye salmon: Sockeye salmon are a type of Pacific salmon that are known for their bright red color. They migrate upstream from the ocean to spawn in freshwater lakes and rivers.

- Chinook salmon: Chinook salmon are another type of Pacific salmon that are also known for their large size. They migrate upstream from the ocean to spawn in freshwater rivers and streams.

- Coho salmon: Coho salmon are a smaller type of Pacific salmon that are known for their silver color. They migrate upstream from the ocean to spawn in freshwater rivers and streams.

- Pink salmon: Pink salmon are the smallest type of Pacific salmon. They migrate upstream from the ocean to spawn in freshwater rivers and streams.

- Striped bass: Striped bass are a type of saltwater fish that are found along the Atlantic coast of North America. They migrate upstream from the ocean to spawn in freshwater rivers and streams.

- American shad: American shad are a type of herring that are found along the Atlantic coast of North America. They migrate upstream from the ocean to spawn in freshwater rivers and streams.

These are just a few examples of the many species of fish that swim upstream. Each species has its own unique migration patterns and preferences, but they all share the common goal of finding a suitable spawning habitat in order to reproduce.