13 Red Flags That Your Aquarium Fish Are Stressed (And How to Fix It)
Your fish might look calm—but they could be screaming underwater. Those flicks, flips, and darting dashes might not be playful. They could be desperate cries for help in a world that feels all wrong, from bad tankmates to poor water conditions. Stress in fish isn’t just a mood—it’s a silent killer. And the signs? They’re …