Can You Distinguish Male from Female Dwarf Gourami at Birth?

Dwarf gouramis (Colisa lalia) are a popular fish for both the beginner and advanced aquarist. They are small fish, growing to a maximum size of 2.5 inches, and come in a variety of colors, including blue, red, orange, and yellow. They are peaceful fish that do well in both community tanks and nano tanks.

One of the most common questions asked by those new to Dwarf gouramis is “How can I tell if my fish is male or female?” The answer is not always easy, as there are few external differences between the sexes. In this article, we will discuss some of the ways you can tell male from female Dwarf gouramis.

Body Shape:

One of the easiest ways to tell a male from female Dwarf gourami is by their body shape. Males tend to be more slender and elongated than females, who are often fuller-bodied. This difference is most pronounced when the fish are in breeding conditions and the males are trying to impress the females.


Males and females Dwarf gouramis can both be brightly colored, but there are some subtle differences in their coloration. For example, males often have brighter colors, especially around their throats. Females often have a more subdued coloration overall, but their colors may be more intense during spawning.


Another way to tell male from female Dwarf gouramis is by their fins. Males tend to have longer and more elaborate fins than females. The biggest difference is in the ventral (bottom) fins, which are much longer in males. These fins are used to help the male impress the female during spawning.


Males and females Dwarf gouramis often have different behaviors. Males are usually more active and playful, while females are more subdued. Males also tend to be more aggressive, especially when they are trying to defend their territory from other males.


Here are some frequently asked questions about Dwarf gouramis.

How big do Dwarf gouramis get?

They grow to a maximum size of 2.5 inches.

What colors do Dwarf gouramis come in?

A: They come in a variety of colors, including blue, red, orange, and yellow.

Do Dwarf gouramis need a special diet?

No, they can eat the same food as other tropical fish.

What is the lifespan of Dwarf gourami?

They can live for 5-8 years with proper care.


As you can see, there are several ways to tell male from female Dwarf gouramis. The best way is to observe their behavior and look for physical differences, such as body shape, fin length, and coloration. With a little practice, you should be able to tell the difference between the sexes.