Red Sea species hazardous to humans

Although most species in the Red Sea pose no threat to humans, there are a few notable exceptions.

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Biting and wounding fish

Stinging and venomous fish

Poisonous fish

Ciguatera poison

Ciguatera poisoning is a danger posed by fish at the top of the food chain, in particular the Twinspot snapper and Giant moray. These fish accumulate a toxin produced by a dinoflagellate which is eaten by their prey species. The effects of ciguatera poisoning can be fatal.

Invertebrates

References