There are quite a few five-letter fish that live in rivers, so it’s hard to say for sure which one you’re thinking of without a bit more information. Here are a few possibilities:
- Trout: Trout are popular freshwater fish known for their delicate flavor and beautiful coloring. They’re found in rivers and streams all over the world, and come in many different varieties, such as brown trout, rainbow trout, and brook trout.
- Bass: Bass are another popular freshwater fish that’s often targeted by anglers. They’re aggressive predators that love to eat smaller fish, and they can grow to quite a large size. There are many different types of bass, including largemouth bass, smallmouth bass, and spotted bass.
- Salmon: Salmon are anadromous fish, which means they’re born in freshwater but spend most of their lives in the ocean before returning to freshwater to spawn. They’re known for their strong swimming abilities and their bright pink flesh.
- Pike: Pike are large, predatory fish that’s found in freshwater lakes and rivers all over the Northern Hemisphere. They have long, slender bodies and sharp teeth, and they’re known for their voracious appetites.
- Carp: Carp are freshwater fish that’s found in lakes, rivers, and ponds all over the world. They’re not native to North America, but they’ve been introduced to many different places, and they’ve become a popular sport fish.
If you can give me a bit more information about the specific fish you’re thinking of, I may be able to narrow it down for you. For example, what does the fish look like? Where does it live? What does it eat?
I hope this helps!