You’ve seen green water, but do you know which algae is actually feeding your fish ? Many farmers panic when their pond water turns green. Some think their fish are doomed. But not all algae are bad. Some help fry grow faster, produce oxygen, and keep your pond healthy. Knowing which algae are helpful and which require action will save you time, feed, and stress. In this guide, you will learn: The 7 algae types common in Nigerian catfish ponds How to identify which ones are good and which are risky Practical, step-by-step routines to manage algae and fish health By the end, you will have a clear action plan you can implement immediately and adjust as you learn from your pond. Why Algae Are Important for Your Pond Algae are often misunderstood. In fact, they are key to a healthy pond ecosystem: Food for Fish: Fry and fingerlings eat some algae naturally. Oxygen Production: Algae release oxygen during the day, supporting fish and beneficial microorganisms. Water Health Indic...
Day 1 Pond Management: The Only Water Tests That Matter for Catfish (pH, Ammonia and Nitrite Explained Simply)
Many farmers test their water on Day 1 and still lose fish. The problem isn’t testing. It’s misunderstanding the numbers. Why Day 1 Determines Success Day 1 may look calm. Fish swim. Water seems clean. Yet the conditions on Day 1 often set the pond’s success for the first weeks. Stress and chemical imbalances that go unnoticed can slow growth, reduce feeding, and increase disease risk. Day 1 is about comfort and stability, not perfection. Fish that feel comfortable: feed readily grow steadily resist disease naturally Fish that experience stress early: eat less grow unevenly may develop health problems later This guide focuses on three water tests that matter most on Day 1: pH – comfort indicator Ammonia – invisible stressor Nitrite – oxygen blocker Understanding these numbers early protects both your fish and your investment. The Day 1 Rule Stable, supportive water beats perfect water. Your goal is to give fish an environment they can settle into immediately. Stab...