columbian shark

[pdegal331]

i just bought three columbian sharks because the two i bought last week died and already another on has died within hours of being in my tank. i dont think its the water because i have two sun cats in there and they are perfectly fine. please help!

 

[ian8834]

What are your water parameters?

 

[aidenb]

Columbians are brackish water fish and moving them from brackish into straight fresh could be enough to kill them depending on what salinity the tank they were in before had.

 

[pdegal331]

pH: 6.6
Temperature: 80 F

 

[fkabbage]

i don't think its your water, but i think moving it from brackish to straight freshwater. if they were in brackish water.