Pseudomugil gertrudae, better known as the spotted blue-eye rainbowfish, is one of the most rewarding nano fish you can keep. This guide breaks down exactly what it needs: tank size, water parameters, diet, tank mates, and a step-by-step breeding process. We built this guide from years of hands-on fishkeeping experience with planted nano tanks, so…

In the fascinating world of aquarium keeping, every now and then a species emerges that captivates with its beauty, behavior, and rarity. Such is the case of Sawbwa resplendens, colloquially known as “Samba” in some circles. This tiny fish, native to Inle Lake in Myanmar, is still relatively new to the hobby but is steadily…