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A close-up shot of a healthy freshwater fish swimming near vibrant, lush foreground plants in an established 10-gallon glass aquarium.

When Your Fish Look Swollen: Understanding Dropsy

Written by Diamond Dave — August 28, 2026

A guide to recognizing early signs of edema and keeping your fish healthy.

freshwater carefish sicknesspreventative careaquarium troubleshooting
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Source: AquaticRig

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