Aquarium Fish ∣ Detailed Guides to Choosing & Caring for Nano Species

The Figure 8 Pufferfish, native to Southeast Asia, is a captivating and highly intelligent species. Known for the distinctive markings on its back resembling the number eight, this slightly brackish w...

Hailing from the rivers and swamps of Africa, Endlicher's Bichir, or the Saddled Bichir, is a fascinating ancient oddball. Known for its dinosaur-like appearance, prominent dorsal finlets, and strikin...

The Emperor Tetra (Nematobrycon palmeri) is a stunning, peaceful freshwater fish native to the Atrato and San Juan river basins in Colombia. Known for its regal purple and blue iridescence, striking b...

Originating from the murky rivers of West and Central Africa, the Elephant Trunk Fish is a fascinating oddball species. Known for its trunk-like appendage used to forage and its unique ability to gene...

The Island Barb, also known as the Checkered Barb, is a peaceful and active schooling fish native to Indonesia. Known for its striking checkerboard pattern and vibrant reddish fins, this hardy cyprini...

The Eight-banded Barb is a peaceful, shy, and captivating schooling fish native to the blackwater swamps of Southeast Asia. Known for its striking vertical black stripes over a semi-transparent body, ...

Native to the slow-moving, tannin-stained waters of South America, the Dwarf Pencilfish is a captivating, peaceful species. Known for its striking horizontal stripes and distinctive hovering behavior,...

The Channa gachua 'Blue Bengalen', commonly known as the Dwarf Snakehead, is a captivating and highly sought-after predator fish. Renowned for its striking blue iridescence and manageable size, this i...

The Silver Dollar (Metynnis hypsauchen) is a highly popular, schooling freshwater fish native to the Amazon River basin. Known for their distinct, coin-like appearance and peaceful demeanor, they are ...

The Crossbanded Pikeling, native to West African swamps and streams, is a captivating surface-dwelling killifish. Known for its striking vertical black bars and peaceful yet predatory nature towards t...

The Copper Tetra, also known as the Silvertip Tetra, is a vibrant, active schooling fish native to Brazil. Renowned for its striking coppery hues and distinctive silver-tipped fins, this hardy species...

Hailing from the Congo River basin, the Congo Tetra is a stunning, iridescent schooling fish prized for its flowing fins and rainbow hues. Though slightly larger than typical tetras, their peaceful na...

The Albino Congo Tetra is a breathtaking, pale-colored variant of the classic African species. Known for its iridescent, shimmering scales and striking red eyes, this active schooling fish adds elegan...

The Congo Leopard Pufferfish (Tetraodon schoutedeni) is a highly sought-after, fully freshwater puffer native to the Congo River basin. Known for its relatively peaceful demeanor compared to other puf...

Hailing from the blackwater streams of the Upper Amazon, the Cherry Spotted Tetra, widely known as the Bleeding Heart Tetra, is a captivating freshwater fish. Renowned for the striking ruby-red spot o...

The Celebes Sunray Fish, often known as the Celebes Rainbowfish, is a stunning, active schooling fish native to the clear, alkaline streams of Sulawesi, Indonesia. Admired for its striking neon blue l...