ZANIBAR,Tanzania(AP)-Hundreds of dead dolphins were washed up Feiday a-long the of a popular on Zanzibar's nothern coast.Scientisls have ruled out poisoning.
IT was not immediately chear what the400 dolhins,whose dead bodies alonga4-kiometer coast of Nungwi,a mabrine biologist at the Institute of Manine Seience in Zanzidar. but the dolphins,which live in deep offshore(近海的）waters,had empty stomachs that they could have got lost abd deen swim-ming for some time to rerient themselves.The did not die from hunger and were not poi-soned,Jidawi said.
In fhe United States,experts were lookinginto the possibility that sonar(声波定仪）from US submarines(潜艇) could have caused a similar (类似的）incident in Marthon,FLlorida,where 68 deep-water dolphins (搁浅）themselves in March 2005.
The deaths aer a blow to the tourism industry in Zanzibar,where thousands of visiors go to watch and swim with dolpins,Viilgers,fishermen and hotel residents found the dead and bodies and told offiicials.Mussa Aboud Jumbe ,Zanzibar's diector of fisheries ,went on slate radio to warnthe public against eafing the dolphins 'meat,saying the cause of death had ont been found.
The Indo-Pacific bottlenose,commonly known as dolpins ,are the most common spe-cies in Zanzibar's coastal waters ,with bottlenose and humpback dolphins often found in mixed-species groups.
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