Something fishy

Yoji Okatoisanunderwaterphotographer.Oneday,hedoveintotheseaoffsouthern Japan. 


Hesawsomethingoddontheseafloor.Itwasacircleinthesand.Thecenterlookedsmooth.Apatternofridgeswaspileduparoundtheedgeofthecircle.Hewonderedwhatmadethis circle. 

Searching
foraCause

Peoplecameupwithideasabouttheseseacircles.Somesaidtheyweremadebyoceancurrents.Somethoughtthataliensfromspacemadethecircles.ThealienshadlandedtheirUFOsonthe seafloor! 


Okatodidn’tthinkalienswerebehindthecircle.Hewantedtosolvethemystery.Heteamedupwithsomescientists.Theteamreturnedtotheplacewherehehadseenthecircle.Nothinghad changed. 

Yoji Okato

sand circle

Asia

Japan

Apufferfishflapsitsfinstomove sand.

Theteamwenttothesameplacemanytimes.Theywatched.Theydidn’tgetanyclues.Themysterywasstilla mystery.

MysterySolved

Oneday,theteamsawwhowasmakingthecircle.Itwasasmallfish.It’scalledapufferfish.The fishmadetinywavesbyswimmingbackandforth.Thewavesmadeacircle.Heusedhisfinstomakeridges.Whenhewasdone,afemalefishswamby.Shelikedthecirclesomuch,shelaidhereggsthere.Thecirclewasanest!Mystery solved!

Apufferfishswimsbackandforthasitmakesasand circle.