Mustard Gas Betta Fish are quite remarkable. They are a bi-colored variation showing different coloration between body and fins.
The body is dark usually varying from either blue or green. Their fins are usually yellow or orange hence their name.
This variation is often mistakenly called Chocolate as the color of the fins are quite similar. However the chocolate variation has a brown body.
Betta fish, also known as Siamese fighting fish, are very common with beginner aquarists. They are small and colorful fish with striking personalities.
They have been cross-bred over years creating the most amazing colorations and tail variations.
They do not require a lot of maintenance and their physiology and behavior is quite captivating and amazing.
This fish can learn to recognize their owners, and they also create bubble nests. Betta fish have an organ known as the labyrinth organ which allows them to breathe air as their gills cannot always get enough oxygen from the surrounding waters.
There are different ways to classify Bettas by looking at the shape of their tails, their patterns and finally colors.