Sting rays and black tip sharks swimming shallow close to tourists in the lagoon, Moorea

sting ray Pateobatis fai Carcharhinus melanopterus black tip shark lagoon sand shallow snorkeler tourist swim discovering water turquoise moorea french polynesia overseas territory south pacific island raie pastenague grise requin pointe noire lagon peu profond eau île découverte nageur touriste polynésie française territoire outremer