The best replacement for arowana is flowerhorn.

The best alternatives to arowana are rated as following:
★★★★★  flowerhorn
★★★★  piranha
★★★  snakehead
★★  arapaima
★  dragon fish
★  saratoga
★  wolf fish
★  oscar fish
★  koi
★  arowana
★  pearl arowana
★  silver arowana
★  discus
  jardini
  gar
  peacock bass
  flower horn

Your alternative for arowana is not listed? Suggest!
Speaking about arowana, one probably shouldn't forget about discus.

Other search terms related to arowana and their ratings are:
★★★★★ discus
★★★★ oscar
★★★★ other fish
★★★ flowerhorn
★★★ koi
★★ parrot fish
★ frontosa
★ stingray
★ black ghost knife
★ discus fish
★ piranha
★ arowana
gar
jack dempsey
flower horn
oscar fish
You have in mind a companion for arowana and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of arowana in all years. Click on graph for more.
arowana
flowerhorn
piranha