Buenos Aires Tetra – Pack of 6
The Buenos Aires tetra is a popular freshwater fish known for its hardiness and ease of care.
It is a relatively large tetra, reaching up to 3 inches in length, and features a silvery body with red-orange fins and a distinctive black diamond-shaped spot on the tail fin.
They are active swimmers and thrive in groups, making them a good addition to a community aquarium.
| Specification | Detail |
|---|---|
| Species | Buenos Aires Tetra |
| Length | Up to 3 inches |
| Color | Silvery body, red-orange fins, black diamond spot on tail |
| Group Size | Best kept in groups |
| Water Type | Freshwater |
FAQ
What is the typical size of a Buenos Aires tetra?
A Buenos Aires tetra can grow up to 3 inches in length.
What are the distinguishing features of this fish?
It has a silvery body with red-orange fins and a black diamond-shaped spot on the tail fin.
How should I care for these fish in an aquarium?
Keep them in a community tank with other peaceful fish. They thrive in groups and require a well-maintained freshwater environment.

Alan Abraham –
Received the pack of six Buenos Aires tetras. They are active and colorful, adding a nice touch to my community tank. Easy to care for and have been thriving after a week.
Brandon Peake –
The fish arrived healthy and seem to be adjusting well. The red-orange fins stand out in the tank. I plan to keep them in a 20-gallon community setup.
Tim Underwood –
Great addition to my aquarium. The black spot on the tail is very noticeable. They swim continuously and don’t seem stressed in the group.
Luke Wilkins –
The pack came as described. Fish are active and the coloration is vibrant. I’m happy with the size and appearance.
Theresa Black –
Easy to maintain. The tetras are peaceful and enjoy swimming together. The silvery body with red fins makes the tank look lively.