Strange behavior

[bkiggy]

I have 13 Chela Danios. 2 at a time they chase each other around swimming horizontally then swim Vertical. Over and Over. Bobbing up and down vertically. What are they doing,? Mating ritual ???

 

[calfishguy]

I have 13 Chela Danios. 2 at a time they chase each other around swimming horizontally then swim Vertical. Over and Over. Bobbing up and down vertically. What are they doing,? Mating ritual ???

Are they are recent addition?

 

[bkiggy]

No they are not. Had them about 3 months. It's Bizzare watching them.

 

[armymp327]

if they all do it and they look healthy, then id chalk it up to some type of mating "dance" lol, my cherry barbs do something like that all the time