Brown spots on my arowanas tail

[Reach]

Hey guys! I just got this 3-5 month old red Arowana, it’s has some brown spots on its tail, is it normal? Thank you in advance.

 

[Midwater]

I cannot see anything on the tail.

 

[Reach]

It’s the brown lines on the tail fin

I cannot see anything on the tail.

 

[Kayden]

Hey guys! I just got this 3-5 month old red Arowana, it’s has some brown spots on its tail, is it normal? Thank you in advance.

View attachment 1546470

Normal coloration

 

[tlindsey]

Hey guys! I just got this 3-5 month old red Arowana, it’s has some brown spots on its tail, is it normal? Thank you in advance.

View attachment 1546470

Welcome aboard

 

[Midwater]

It’s the brown lines on the tail fin

Yes, it has got light brown lines, which in time will get redder.

Post some pictures of the aro as a whole, and the tank setup too.

 

[Reach]

currently not available to get a pic of the entire tank setup but here is the full arowana I took of earlier

Yes, it has got light brown lines, which in time will get redder.

Post some pictures of the aro as a whole, and the tank setup too.