Aremata-Popoa and Aremata-Rorua
In the Tahitian story of
Rata 'Aremata-Popoto ("tidal wave") and 'Aremata-Roroa ("long wave") are two ocean-dwelling monsters that Rata must overcome.
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Aremata-Rorua
[Polynesian] "Long Wave". One of two Polynesian ocean demons greatly feared by mariners because they are at the mercy of their immense power. The other one is Aremata-Popoa.