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An elegant, big-eyed shark whose enormous scythe-like upper tail lobe can be as long as its body. It uses this tail like a whip to stun schooling fish, and it is occasionally seen in the deep blue water of Egypt's offshore Red Sea reefs.
This is a protected or non-target species — please don't fish for it. If it's accidentally hooked, release it quickly and unharmed.
Eating & safety
Shy and harmless to divers, but it is endangered and should only be observed without pursuit.
Stung or poisoned? First-aid steps →Best conditions: Deep offshore reefs at dawn during the warmer months
Threshers hunt by lashing their long tail forward like a bullwhip, creating shockwaves that stun entire schools of fish.