The best replacement for whale shark is blue whale.

The best alternatives to whale shark are rated as following:
★★★★★  blue whale
★★  basking shark
★★  megalodon
★  butanding
★  killer whale
★  humpback whale
★  whale
★  blue whale size
  sperm whale
  giant squid
  humpback
  blue shark

Your alternative for whale shark is not listed? Suggest!
Speaking about whale shark, one probably shouldn't forget about diver.

Other search terms related to whale shark and their ratings are:
★★★★★ diver
You have in mind a companion for whale shark and it is not yet here? Propose!



Google Trends

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whale shark
blue whale
basking shark