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Tiger and Oceanic Whitetip Sharks Scavenge Peacefully Together Off Hawaii’s Big Island

Published in Frontiers in Fish Science, this research challenges views of shark aggression by revealing peaceful interspecies scavenging with a clear feeding hierarchy.

A female oceanic whitetip shark seen feeding on the carcass.
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Overview

  • In April 2024, researchers and tourist operators documented at least nine oceanic whitetip and five tiger sharks feeding on a heavily decayed carcass about 10 kilometers off the island’s west coast over an 8.5-hour period without any aggression.
  • Larger tiger sharks dominated direct access to the carcass while smaller sharks remained below the surface to feed on drifting scraps, suggesting an established social hierarchy.
  • Oceanic whitetip sharks usually roam the open ocean and tiger sharks are primarily coastal, making their simultaneous presence at a single food source exceptionally rare.
  • Two to three photographers in the water throughout the event reported no harmful or aggressive interactions, highlighting the sharks’ unexpectedly tolerant behavior toward each other and humans.
  • The May 2025 publication offers new perspectives on shark social dynamics and may inform conservation efforts for threatened oceanic whitetip sharks.