Ramba uchiverenga nyaya ino - Muna 2010, kudonha kwemafuta muGulf of Mexico
kwakaguma nokuyerera kwemafuta kunharaunda iri kumaodzanyemba kweRwizi rwaMississippi Delta, uko chikamu chimwe muzvitatu chezviono zvose zvewhale shark muchikamu chokuchamhembe chegulf chakaitika mumakore achangobva kupfuura. Zvakaonekwa zvakaratidza kuti whale shark dzakanga dzisingakwanisi kunzvenga nzvimbo ine mafuta, iyo yaiva pamusoro pegungwa umo whale shark dzinodyira kwemaawa anoverengeka panguva imwe chete. Hapana whale shark yakafa yakawanikwa.