Reason for baby arapaima yawn

Poseidonfernandes

Exodon
MFK Member
Oct 20, 2018
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India
Hi everyone, i had a question. I bought an arapaima 1 month back at 5 inch he is now 10inchs eats perfectly. He is in a 120gal growout tank all by himself. 50% water changes done alternate day. I have noticed that the arapaima yawns alot. Is it a problem or do arapaimas yawn alot? There is alot of aeration. Only thing is i have covered the tank with a glass so that he doesnt jump out. There are very very little gaps. Is this the problem?
 

Hendre

Bawitius
Staff member
Moderator
MFK Member
Jan 14, 2016
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South Africa
Some fish do yawn occasionally, we often just don't see it. I wouldn't worry too much if nothing seems off
 

Cichlaholics Anonymous

Polypterus
MFK Member
May 23, 2006
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Miami, Florida
what do you plan on keeping it in longterm? as it grows heavier you need to be mindful of it knocking off whatever lid you place on the tank
 
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