Guppy Learning Center
Practical guppy care, breeding, tank setup, and live-shipping guidance from experienced breeders—written to help your fish thrive before and after they arrive.

Learn possible guppy gill fluke symptoms, how to rule out oxygen and water problems, how flukes are confirmed, and safer treatment principles.
| by HiGuppy Team

Learn the signs of columnaris in guppies, why cotton-mouth lesions can be confused with fungus or fin rot, and the safest urgent first steps.
| by HiGuppy Team

Learn the signs of guppy velvet disease, how velvet differs from ich, what to rule out first, and safer next steps for suspected Piscinoodinium infection.
| by HiGuppy Team

White stringy poop in a guppy does not automatically mean parasites. Learn how appetite, weight loss, diet, stress and water quality help narrow the cause.
| by HiGuppy Team

A guppy gasping at the surface can signal low oxygen, water-quality stress, heat, gill irritation or disease. Follow these immediate aquarium checks first.
| by HiGuppy Team

Clamped fins are a warning sign, not a diagnosis. Learn the water, temperature, oxygen, stress and disease checks to make first when a guppy keeps its fins folded.
| by HiGuppy Team

Guppy dropsy is a symptom pattern involving abnormal fluid buildup and often pinecone scales. Learn how to distinguish it from pregnancy or bloating, what to check first, and why treatment depends on the underlying cause.
| by HiGuppy Team

Learn how to tell guppy fin rot from a torn or nipped fin, what water and tank conditions to check first, and when progressive fin damage needs professional fish-health assessment.
| by HiGuppy Team

Guppy ich causes salt-like white spots, flashing, clamped fins and sometimes rapid breathing. Learn how the parasite life cycle affects treatment, what to check first, and how to prevent reinfection.
| by HiGuppy Team