a school of red hawaiian squirrelfish or ‘ala‘ihi at papahānaumokuākea marine national monument

swimming dive protection exploration quality environment sea life depth marine scuba predator nature reef coral adventure fin silhouette mouth travel wild underwater animal ocean wildlife fish blue water deep atlantic diving sport cocos undersea tropical outdoor school red hawaiian squirrelfish ‘ala‘ihi papahānaumokuākea national monument ala ihi papah naumoku kea