Do all rivers have fish?

Perenial (flows year round) rivers without fish are rivers with poor water quality. Sometimes the water quality can be bad for natural reasons but most often it's human pollution. The most common examples are 'acid streams' which drain abandoned mines and have pH in the 1-4 range. Think lemon juice or battery acid. read more

Perenial (flows year round) rivers without fish are rivers with poor water quality. Sometimes the water quality can be bad for natural reasons but most often it's human pollution. The most common examples are 'acid streams' which drain abandoned mines and have pH in the 1-4 range. Think lemon juice or battery acid. Nothing can live in there. read more

No, all rivers do not have fish. Like any animal, fish have certain requirements for their habitats. There are many different types of fish and each type has it's own needs. My guess would be that there aren't any large fish in your stream. I doubt a small stream could have enough space to meet the habitat requirements of most river fish. read more

Rivers give water for factories that make cloth, steel and many other products. Rivers sometimes have dams to hold the water for people to drink, or to make electricity. Rivers can be used for leisure and sports such as swimming, boating, fishing and just walking by the river. Rivers often have beautiful scenery. read more