Yellow Amur Catfish (Tachysurus fulvidraco) Knifefish Silver Arowana (Osteoglossum bicirrhosum)

Silver Arowana (Osteoglossum bicirrhosum)

they also need to be able to turn around and are much happier in groups (and anything less than 500 gallons would unlikely support more than one specimen)

Can reach sizes of 7 inches and should be kept in small schools of 4 as they can become quite skittish if not kept in schools

larger for adults

Jardini Arowanas are significantly more aggressive than most arowana species and are not ideal for community setups

Yellow Amur Catfish (Tachysurus fulvidraco) Knifefish Silver Arowana (Osteoglossum bicirrhosum)Also known as the yellow head catfish or Korean bullhead, is a species of bagrid catfish found in eastern Asia from Siberia to China.