You’reonaboatoffthecoastofCancún,Mexico.You’regettingreadyforareefdive.Youcheckyourgear.Thenyoudiveintothecool water.


Youswimdown.Youseesomethingneartheseabed.Youswimcloserandsee... aface!Itispartofastatue.Whatisitdoinghere?It’spartofanunderwatermuseum.It’salsopartofanartificialreef.Itwasmadetohelpprotectnaturalreefs.Manyhavebeendamagedby divers.

Bigeyesliketheselivenearcoral reefs.

Thisnaturalreefisfullof life.

ReefsinTrouble

Thisreefwasdamagedbypeopleblastfishingwith dynamite.

CoralreefsarethelargestlivingstructuresonEarth.Reefsplayabigroleinkeepingouroceanshealthy.Theygivefood,shelter,andprotection.Yet,reefsarein trouble!


Humanactivitycanbehardonouroceansandreefs.Carelesstouristsandpollutioncanhurtreefs.Climatechangeaffectsthem, too.

Forexample,thousandsofdiversvisitthenaturalreefsinCancúneveryyear.Manyarebeginners.Someaccidentallycausedamageduringtheir dives.


MUSAisanunderwaterartmuseum.Itwascreatedtodrawpeopleawayfromnaturalreefsandtowardartificialones.Manypeoplenowvisit MUSA.

Adiverswimsaboveanunderwater statue.