A fish that lives in or is adapted to rapid-moving water

तेज़ पानी की मछली

English Usage: The biologist studied the rapid water fish to understand its unique adaptations.

Hindi Usage: जीवविज्ञानी ने तेज धारा की मछली का अध्ययन किया ताकि उसकी विशेष अनुकूलन को समझ सके।