Author name: Fish Laboratory

With decades of collective fishkeeping experience, we are happy to share the fish care tips that we've picked up along the way. Our goal at Fish Laboratory is to keep publishing accurate content to help fishkeepers keep their fish and aquarium healthy. Check us out on YouTube, Instagram, and learn more about us!

Glowlight Tetra

Glowlight Tetra (Hemigrammus erythrozonus): Ultimate Care Guide

Glowlight Tetras can be identified by their silvery, torpedo shaped bodies and bold, iridescent, orangish-red stripes that run along the length of their bodies. This stripe resembles the filament in a light bulb, and it is slightly reflective. Glowlight Tetra dorsal fins also sport the exact same colorings at their base as the stripe on their bodies. The color fades to an iridescent looking silver as it gets to the tip of the dorsal fin.

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